```
PJM WH REAL TIME PEAK OTC - ICE OTC                                                                                                              Code-064363
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 800 MWh)                                                                                                  :
     :          :    Positions                                                                                                           :
All  :   181,623:    88,940    117,357     10,931     25,066     17,068     35,750      1,582     16,736      8,354        485      2,969:      875       360
Old  :   181,623:    88,940    117,357     10,931     25,066     17,068     35,750      1,582     16,736      8,354        485      2,969:      875       360
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :    -1,908:     1,302     -1,198       -497     -1,556        611     -3,160        156       -143       -182        210        202:      -41      -190
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      49.0       64.6        6.0       13.8        9.4       19.7        0.9        9.2        4.6        0.3        1.6:      0.5       0.2
Old  :     100.0:      49.0       64.6        6.0       13.8        9.4       19.7        0.9        9.2        4.6        0.3        1.6:      0.5       0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        81:        42         40          7          8         11          5          5          7          8          .          7:
Old  :        81:        42         40          7          8         11          5          5          7          8          .          7:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.2       42.8       53.4       64.9       25.5       39.7       38.9       50.7
Old  :                 35.2       42.8       53.4       64.9       25.5       39.7       38.9       50.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
MID-C FINANCIAL PEAK OTC - ICE OTC                                                                                                               Code-064391
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 400 MWh)                                                                                                  :
     :          :    Positions                                                                                                           :
All  :    78,327:    58,593     56,092      4,458      7,009     13,574         21          0        858        229        200        594:        0         0
Old  :    78,327:    58,593     56,092      4,458      7,009     13,574         21          0        858        229        200        594:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :     2,111:     1,830        473     -1,102       -262      1,490        -14          0        208       -457         46        156:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      74.8       71.6        5.7        8.9       17.3        0.0        0.0        1.1        0.3        0.3        0.8:      0.0       0.0
Old  :     100.0:      74.8       71.6        5.7        8.9       17.3        0.0        0.0        1.1        0.3        0.3        0.8:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        42:        25         24          .          .          5          .          0          .          .          .          4:
Old  :        42:        25         24          .          .          5          .          0          .          .          .          4:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.7       48.8       75.0       69.9       38.0       35.9       48.9       45.6
Old  :                 50.7       48.8       75.0       69.9       38.0       35.9       48.9       45.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
MID-C FINANCIAL OFF-PEAK OTC - ICE OTC                                                                                                           Code-064392
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 25 MWh)                                                                                                   :
     :          :    Positions                                                                                                           :
All  :   727,161:   614,220    512,257      6,685    112,707     95,871      3,336          0      2,408      2,477      1,754      2,164:        0         0
Old  :   727,161:   614,220    512,257      6,685    112,707     95,871      3,336          0      2,408      2,477      1,754      2,164:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :     8,675:      -400     14,464      6,685    -12,217      3,709        -32          0        344     -2,852      1,154      1,221:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      84.5       70.4        0.9       15.5       13.2        0.5        0.0        0.3        0.3        0.2        0.3:      0.0       0.0
Old  :     100.0:      84.5       70.4        0.9       15.5       13.2        0.5        0.0        0.3        0.3        0.2        0.3:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        37:        25         24          .          4          5          .          0          .          .          .          .:
Old  :        37:        25         24          .          4          5          .          0          .          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.9       56.1       73.0       72.8       31.8       35.4       39.9       39.6
Old  :                 50.9       56.1       73.0       72.8       31.8       35.4       39.9       39.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WH OFF PEAK REAL TIME OTC - ICE OTC                                                                                                          Code-064394
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 50 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  : 1,638,097: 1,021,328  1,261,267    232,595     67,981    172,445     96,164          0    102,689      4,076     24,937      8,058:      742       720
Old  : 1,638,097: 1,021,328  1,261,267    232,595     67,981    172,445     96,164          0    102,689      4,076     24,937      8,058:      742       720
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :    14,429:     9,377     11,079     12,103     -4,680      9,719    -16,210          0      2,321        392       -737       -392:   -2,881    -2,881
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      62.3       77.0       14.2        4.1       10.5        5.9        0.0        6.3        0.2        1.5        0.5:      0.0       0.0
Old  :     100.0:      62.3       77.0       14.2        4.1       10.5        5.9        0.0        6.3        0.2        1.5        0.5:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        61:        35         29          6          .          6          6          0          4          .          4          .:
Old  :        61:        35         29          6          .          6          6          0          4          .          4          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 33.4       47.3       53.2       66.2       21.9       40.4       35.3       48.4
Old  :                 33.4       47.3       53.2       66.2       21.9       40.4       35.3       48.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SP15 FIN DAYAHEAD LPM PEAK OTC - ICE OTC                                                                                                         Code-064395
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 400 Megawatt Hours)                                                                                       :
     :          :    Positions                                                                                                           :
All  :   109,182:    77,758     79,971     10,998      9,631     17,401        701        530      1,103        675          0        545:        1         1
Old  :   109,182:    77,758     79,971     10,998      9,631     17,401        701        530      1,103        675          0        545:        1         1
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :     1,036:       548      2,188        606       -212         48          0       -154         -2        669       -424       -136:     -697      -272
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      71.2       73.2       10.1        8.8       15.9        0.6        0.5        1.0        0.6        0.0        0.5:      0.0       0.0
Old  :     100.0:      71.2       73.2       10.1        8.8       15.9        0.6        0.5        1.0        0.6        0.0        0.5:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        45:        25         27          5          4          5          .          .          .          .          0          .:
Old  :        45:        25         27          5          4          5          .          .          .          .          0          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 47.6       38.8       66.7       61.2       34.7       29.5       41.9       37.2
Old  :                 47.6       38.8       66.7       61.2       34.7       29.5       41.9       37.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SP15 FIN DA LPM OFF PEAK OTC - ICE OTC                                                                                                           Code-064396
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 25 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :   657,012:   501,168    450,264     63,041    121,562     84,875        976          0          0      6,641          0        311:        0         0
Old  :   657,012:   501,168    450,264     63,041    121,562     84,875        976          0          0      6,641          0        311:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :   -28,216:   -11,863    -13,733     -1,870          0      1,885          0          0    -15,392          0          0          0:     -976      -976
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      76.3       68.5        9.6       18.5       12.9        0.1        0.0        0.0        1.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      76.3       68.5        9.6       18.5       12.9        0.1        0.0        0.0        1.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        34:        21         20          .          .          .          .          0          0          .          0          .:
Old  :        34:        21         20          .          .          .          .          0          0          .          0          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 56.9       59.6       81.5       80.5       39.8       44.4       52.1       56.1
Old  :                 56.9       59.6       81.5       80.5       39.8       44.4       52.1       56.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064657
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    75,515:    40,186     38,545      2,480     24,998      5,304     21,741         20      3,005        285      2,160        223:    2,291     1,260
Old  :    75,515:    40,186     38,545      2,480     24,998      5,304     21,741         20      3,005        285      2,160        223:    2,291     1,260
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :      -444:      -444       -884          0        440          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      53.2       51.0        3.3       33.1        7.0       28.8        0.0        4.0        0.4        2.9        0.3:      3.0       1.7
Old  :     100.0:      53.2       51.0        3.3       33.1        7.0       28.8        0.0        4.0        0.4        2.9        0.3:      3.0       1.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        41:        23         19          .          6          8          4          .          .          .          .          .:
Old  :        41:        23         19          .          6          8          4          .          .          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.4       58.6       69.7       78.9       43.7       46.6       56.6       64.7
Old  :                 50.4       58.6       69.7       78.9       43.7       46.6       56.6       64.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-06465H
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    16,183:    10,565     10,800      1,197        336      1,585         26        710      1,532          0        344         92:    1,186       784
Old  :    16,183:    10,565     10,800      1,197        336      1,585         26        710      1,532          0        344         92:    1,186       784
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         2:        26          2          0          0          0        -24          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.3       66.7        7.4        2.1        9.8        0.2        4.4        9.5        0.0        2.1        0.6:      7.3       4.8
Old  :     100.0:      65.3       66.7        7.4        2.1        9.8        0.2        4.4        9.5        0.0        2.1        0.6:      7.3       4.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        31:        16         16          .          .          4          .          .          .          0          .          .:
Old  :        31:        16         16          .          .          4          .          .          .          0          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.2       42.8       71.0       64.5       47.6       37.0       57.3       52.8
Old  :                 50.2       42.8       71.0       64.5       47.6       37.0       57.3       52.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-06465K
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    13,241:     5,781      8,251      1,416      1,694      1,332          0      1,374        194      3,748          0          0:      770       396
Old  :    13,241:     5,781      8,251      1,416      1,694      1,332          0      1,374        194      3,748          0          0:      770       396
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :        54:        82         82          0          0          0          0       -120          0          0          0          0:      -28        92
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      43.7       62.3       10.7       12.8       10.1        0.0       10.4        1.5       28.3        0.0        0.0:      5.8       3.0
Old  :     100.0:      43.7       62.3       10.7       12.8       10.1        0.0       10.4        1.5       28.3        0.0        0.0:      5.8       3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        24:        11         13          .          .          .          0          .          .          .          0          0:
Old  :        24:        11         13          .          .          .          0          .          .          .          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.6       42.4       77.7       65.6       54.0       30.4       60.4       49.7
Old  :                 57.6       42.4       77.7       65.6       54.0       30.4       60.4       49.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-06465M
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    29,901:    21,957     12,140      2,014     10,532      2,164        328      3,600        210      1,048          0         44:    2,136     1,211
Old  :    29,901:    21,957     12,140      2,014     10,532      2,164        328      3,600        210      1,048          0         44:    2,136     1,211
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :        -2:       -10       -120          0          0          0       -120          0        120          0          0          0:        8        -2
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      73.4       40.6        6.7       35.2        7.2        1.1       12.0        0.7        3.5        0.0        0.1:      7.1       4.1
Old  :     100.0:      73.4       40.6        6.7       35.2        7.2        1.1       12.0        0.7        3.5        0.0        0.1:      7.1       4.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        29:        19         16          .          4          4          .          .          .          .          0          .:
Old  :        29:        19         16          .          4          4          .          .          .          .          0          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.6       55.2       58.3       76.9       25.1       48.9       40.3       58.2
Old  :                 37.6       55.2       58.3       76.9       25.1       48.9       40.3       58.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                         Code-06465N
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     9,952:     5,433      5,887        535        355      1,134      1,042          0        290          0          0          0:    1,518     2,286
Old  :     9,952:     5,433      5,887        535        355      1,134      1,042          0        290          0          0          0:    1,518     2,286
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :        97:        59         -3          0          0          0         60          0        -20          0          0          0:       -2       120
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      54.6       59.2        5.4        3.6       11.4       10.5        0.0        2.9        0.0        0.0        0.0:     15.3      23.0
Old  :     100.0:      54.6       59.2        5.4        3.6       11.4       10.5        0.0        2.9        0.0        0.0        0.0:     15.3      23.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        15         14          .          .          .          .          0          .          0          0          0:
Old  :        22:        15         14          .          .          .          .          0          .          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 40.3       38.4       59.5       59.3       29.1       26.4       43.5       38.0
Old  :                 40.3       38.4       59.5       59.3       29.1       26.4       43.5       38.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-06465S
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    12,626:     8,839      6,476        945      1,499      1,035          0      1,896        400          0        398         16:    1,391       906
Old  :    12,626:     8,839      6,476        945      1,499      1,035          0      1,896        400          0        398         16:    1,391       906
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :       164:       148         48          0          0          0          0        -80          0          0         60         16:        0       120
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      70.0       51.3        7.5       11.9        8.2        0.0       15.0        3.2        0.0        3.2        0.1:     11.0       7.2
Old  :     100.0:      70.0       51.3        7.5       11.9        8.2        0.0       15.0        3.2        0.0        3.2        0.1:     11.0       7.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        23:        13          9          .          .          .          0          .          .          0          .          .:
Old  :        23:        13          9          .          .          .          0          .          .          0          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.1       40.8       72.4       66.6       45.7       29.4       56.8       50.3
Old  :                 50.1       40.8       72.4       66.6       45.7       29.4       56.8       50.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-064A34
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    69,565:    64,034     58,490      2,837      8,381      2,694          0          0          0          0          0          0:        0         0
Old  :    69,565:    64,034     58,490      2,837      8,381      2,694          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      92.0       84.1        4.1       12.0        3.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      92.0       84.1        4.1       12.0        3.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        16         12          .          .          .          0          0          0          0          0          0:
Old  :        26:        16         12          .          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 69.3       82.8       83.7       97.0       69.3       79.1       83.4       92.0
Old  :                 69.3       82.8       83.7       97.0       69.3       79.1       83.4       92.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-064A35
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  : 1,078,302:   979,622    886,361     46,016    139,277     52,664          0          0          0          0          0          0:        0         0
Old  : 1,078,302:   979,622    886,361     46,016    139,277     52,664          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      90.8       82.2        4.3       12.9        4.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      90.8       82.2        4.3       12.9        4.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        15         13          .          .          .          0          0          0          0          0          0:
Old  :        25:        15         13          .          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 71.7       83.7       90.3       93.5       70.4       79.4       86.6       86.8
Old  :                 71.7       83.7       90.3       93.5       70.4       79.4       86.6       86.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064A54
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    38,806:    30,506     17,900      8,300     20,906          0          0          0          0          0          0          0:        0         0
Old  :    38,806:    30,506     17,900      8,300     20,906          0          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      78.6       46.1       21.4       53.9        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      78.6       46.1       21.4       53.9        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        13         10          .          4          0          0          0          0          0          0          0:
Old  :        26:        13         10          .          4          0          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 56.1       83.2       84.6       96.2       56.1       79.4       79.8       89.2
Old  :                 56.1       83.2       84.6       96.2       56.1       79.4       79.8       89.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-064A55
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   701,249:   556,184    319,889    145,065    381,360          0          0          0          0          0          0          0:        0         0
Old  :   701,249:   556,184    319,889    145,065    381,360          0          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      79.3       45.6       20.7       54.4        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      79.3       45.6       20.7       54.4        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        24:        12          8          .          4          0          0          0          0          0          0          0:
Old  :        24:        12          8          .          4          0          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 55.7       83.9       84.4       98.3       55.7       80.7       80.7       89.9
Old  :                 55.7       83.9       84.4       98.3       55.7       80.7       80.7       89.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A56
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :   134,793:    72,011    122,432     61,702     11,281      1,080          0          0          0          0          0          0:        0         0
Old  :   134,793:    72,011    122,432     61,702     11,281      1,080          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :     2,550:     2,550      2,550          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      53.4       90.8       45.8        8.4        0.8        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      53.4       90.8       45.8        8.4        0.8        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        38:        12         23          4          4          .          0          0          0          0          0          0:
Old  :        38:        12         23          4          4          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 65.3       39.3       86.6       58.9       65.3       39.3       83.7       58.8
Old  :                 65.3       39.3       86.6       58.9       65.3       39.3       83.7       58.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A57
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 MEGAWATT HOURS)                                                                                         :
     :          :    Positions                                                                                                           :
All  : 1,944,846: 1,035,826  1,751,241    890,696    175,281     18,324          0          0          0          0          0          0:        0         0
Old  : 1,944,846: 1,035,826  1,751,241    890,696    175,281     18,324          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :    46,800:    46,800     46,800          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      53.3       90.0       45.8        9.0        0.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      53.3       90.0       45.8        9.0        0.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        37:        10         22          4          4          .          0          0          0          0          0          0:
Old  :        37:        10         22          4          4          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 62.4       41.2       88.2       62.9       62.4       41.2       85.1       62.5
Old  :                 62.4       41.2       88.2       62.9       62.4       41.2       85.1       62.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A58
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    70,651:    46,602     44,357      5,806      8,823      5,061      3,720      3,925      7,800      1,275         43        387:        0       255
Old  :    70,651:    46,602     44,357      5,806      8,823      5,061      3,720      3,925      7,800      1,275         43        387:        0       255
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :       210:       210        210          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      66.0       62.8        8.2       12.5        7.2        5.3        5.6       11.0        1.8        0.1        0.5:      0.0       0.4
Old  :     100.0:      66.0       62.8        8.2       12.5        7.2        5.3        5.6       11.0        1.8        0.1        0.5:      0.0       0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        36:        19         14          5          .          4          .          .          .          .          .          .:
Old  :        36:        19         14          5          .          4          .          .          .          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.2       47.4       57.4       78.6       27.8       41.5       45.6       59.7
Old  :                 35.2       47.4       57.4       78.6       27.8       41.5       45.6       59.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A59
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  : 1,284,640:   973,389    500,214     48,347    478,159    140,531     12,888    105,525     23,400     62,760     13,486     23,325:        0         0
Old  : 1,284,640:   973,389    500,214     48,347    478,159    140,531     12,888    105,525     23,400     62,760     13,486     23,325:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :     4,080:     4,080    -19,680          0     23,760          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      75.8       38.9        3.8       37.2       10.9        1.0        8.2        1.8        4.9        1.0        1.8:      0.0       0.0
Old  :     100.0:      75.8       38.9        3.8       37.2       10.9        1.0        8.2        1.8        4.9        1.0        1.8:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        40:        22         16          .          5          6          .          .          .          .          .          .:
Old  :        40:        22         16          .          5          6          .          .          .          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.0       51.9       55.6       74.5       33.2       45.6       51.4       63.2
Old  :                 35.0       51.9       55.6       74.5       33.2       45.6       51.4       63.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A60
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    48,762:    44,723     35,314      1,869     10,657      1,826          0        360          0          0        240        110:      234       255
Old  :    48,762:    44,723     35,314      1,869     10,657      1,826          0        360          0          0        240        110:      234       255
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0       -110       -110        110:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      91.7       72.4        3.8       21.9        3.7        0.0        0.7        0.0        0.0        0.5        0.2:      0.5       0.5
Old  :     100.0:      91.7       72.4        3.8       21.9        3.7        0.0        0.7        0.0        0.0        0.5        0.2:      0.5       0.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        15         10          .          .          .          0          .          0          0          .          .:
Old  :        27:        15         10          .          .          .          0          .          0          0          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.7       72.0       79.7       88.3       55.1       64.5       73.1       80.9
Old  :                 57.7       72.0       79.7       88.3       55.1       64.5       73.1       80.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-064A63
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    53,182:    31,710     42,955     18,475      7,020         63      2,340      2,550          0          0          0          0:      594       594
Old  :    53,182:    31,710     42,955     18,475      7,020         63      2,340      2,550          0          0          0          0:      594       594
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      59.6       80.8       34.7       13.2        0.1        4.4        4.8        0.0        0.0        0.0        0.0:      1.1       1.1
Old  :     100.0:      59.6       80.8       34.7       13.2        0.1        4.4        4.8        0.0        0.0        0.0        0.0:      1.1       1.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        11         13          .          .          .          .          .          0          0          0          0:
Old  :        26:        11         13          .          .          .          .          .          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 74.8       54.9       92.6       74.5       55.2       40.2       66.1       58.6
Old  :                 74.8       54.9       92.6       74.5       55.2       40.2       66.1       58.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM AEP DAY HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A64
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    42,848:    10,542     22,953     13,275     16,293        192      1,370          0      2,140     14,059          0      1,270:        0         0
Old  :    42,848:    10,542     22,953     13,275     16,293        192      1,370          0      2,140     14,059          0      1,270:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      24.6       53.6       31.0       38.0        0.4        3.2        0.0        5.0       32.8        0.0        3.0:      0.0       0.0
Old  :     100.0:      24.6       53.6       31.0       38.0        0.4        3.2        0.0        5.0       32.8        0.0        3.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        21:        10          9          .          .          .          .          0          .          .          0          .:
Old  :        21:        10          9          .          .          .          .          0          .          .          0          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 72.7       80.5       93.4       93.9       68.6       77.6       82.1       85.1
Old  :                 72.7       80.5       93.4       93.9       68.6       77.6       82.1       85.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-064A68
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    15,432:     9,294     10,360      2,905      3,032      1,509          0          0          0        702         63          0:    1,022       468
Old  :    15,432:     9,294     10,360      2,905      3,032      1,509          0          0          0        702         63          0:    1,022       468
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      60.2       67.1       18.8       19.6        9.8        0.0        0.0        0.0        4.5        0.4        0.0:      6.6       3.0
Old  :     100.0:      60.2       67.1       18.8       19.6        9.8        0.0        0.0        0.0        4.5        0.4        0.0:      6.6       3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        23:        10         10          .          .          .          0          0          0          .          .          0:
Old  :        23:        10         10          .          .          .          0          0          0          .          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.8       55.3       74.4       79.0       42.3       52.0       61.3       72.0
Old  :                 54.8       55.3       74.4       79.0       42.3       52.0       61.3       72.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A78
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   856,392:   807,397    544,933          0    242,221     25,595     23,400          0          0          0     43,643          0:        0         0
Old  :   856,392:   807,397    544,933          0    242,221     25,595     23,400          0          0          0     43,643          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0     -1,564          0          0          0          0          0          0          0      1,564          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      94.3       63.6        0.0       28.3        3.0        2.7        0.0        0.0        0.0        5.1        0.0:      0.0       0.0
Old  :     100.0:      94.3       63.6        0.0       28.3        3.0        2.7        0.0        0.0        0.0        5.1        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        17         12          0          4          .          .          0          0          0          .          0:
Old  :        27:        17         12          0          4          .          .          0          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.3       74.1       79.3       92.1       46.3       60.7       61.3       72.9
Old  :                 59.3       74.1       79.3       92.1       46.3       60.7       61.3       72.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM N ILL HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A79
Disaggregated Commitments of Traders - Futures Only, February 21, 2012               
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   933,450:   425,811    712,813    363,384    144,432     58,560     68,050          0     17,645          0          0          0:        0         0
Old  :   933,450:   425,811    712,813    363,384    144,432     58,560     68,050          0     17,645          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 14, 2012                                                                :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      45.6       76.4       38.9       15.5        6.3        7.3        0.0        1.9        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      45.6       76.4       38.9       15.5        6.3        7.3        0.0        1.9        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        10         13          .          .          .          .          0          .          0          0          0:
Old  :        22:        10         13          .          .          .          .          0          .          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 72.7       76.6       93.4       91.8       59.5       59.3       69.1       69.9
Old  :                 72.7       76.6       93.4       91.8       59.5       59.3       69.1       69.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated February 24, 2012