```
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064657
Disaggregated Commitments of Traders - Options and Futures Combined, February 14, 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  :   239,401:   103,129    100,795      3,310     18,956     77,941     13,835          6     37,516        406      2,103        513:    2,751     1,570
Old  :   239,401:   103,129    100,795      3,310     18,956     77,941     13,835          6     37,516        406      2,103        513:    2,751     1,570
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :     3,152:     1,339      1,490        117         43      1,727         79          6       -107         -5         -0        -30:       32        24
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      43.1       42.1        1.4        7.9       32.6        5.8        0.0       15.7        0.2        0.9        0.2:      1.1       0.7
Old  :     100.0:      43.1       42.1        1.4        7.9       32.6        5.8        0.0       15.7        0.2        0.9        0.2:      1.1       0.7
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:        24         24          .          6          8          4          .          4          .          .          .:
Old  :        41:        24         24          .          6          8          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  :                 38.8       39.4       68.7       71.6       10.8       14.1       15.4       17.6
Old  :                 38.8       39.4       68.7       71.6       10.8       14.1       15.4       17.6
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 - Options and Futures Combined, February 14, 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  :    36,608:    16,134     16,453      1,317      4,874      9,548      3,879         60      4,453          0        344         92:    1,186       784
Old  :    36,608:    16,134     16,453      1,317      4,874      9,548      3,879         60      4,453          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 7, 2012                                                                 :
     :       -69:       -18       -215         39       -234        113       -450          0        247          0         20          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      44.1       44.9        3.6       13.3       26.1       10.6        0.2       12.2        0.0        0.9        0.3:      3.2       2.1
Old  :     100.0:      44.1       44.9        3.6       13.3       26.1       10.6        0.2       12.2        0.0        0.9        0.3:      3.2       2.1
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  :        31:        18         17          .          .          5          .          .          .          0          .          .:
Old  :        31:        18         17          .          .          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  :                 51.9       57.2       73.6       78.2       28.6       27.1       34.3       33.7
Old  :                 51.9       57.2       73.6       78.2       28.6       27.1       34.3       33.7
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 - Options and Futures Combined, February 14, 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  :    13,661:     5,714      8,554      1,449      1,694      1,347          1      1,174        554      3,748          0          0:      847       338
Old  :    13,661:     5,714      8,554      1,449      1,694      1,347          1      1,174        554      3,748          0          0:      847       338
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       302:       201         81          4        100         -1         -5        120          2        102          0          0:       -1        -0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      41.8       62.6       10.6       12.4        9.9        0.0        8.6        4.1       27.4        0.0        0.0:      6.2       2.5
Old  :     100.0:      41.8       62.6       10.6       12.4        9.9        0.0        8.6        4.1       27.4        0.0        0.0:      6.2       2.5
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  :        25:        11         13          4          .          4          .          .          .          .          0          0:
Old  :        25:        11         13          4          .          4          .          .          .          .          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  :                 55.1       42.0       74.7       66.7       51.6       30.4       57.6       49.1
Old  :                 55.1       42.0       74.7       66.7       51.6       30.4       57.6       49.1
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 - Options and Futures Combined, February 14, 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  :    29,903:    21,967     12,260      2,014     10,532      2,164        448      3,600         90      1,048          0         44:    2,128     1,213
Old  :    29,903:    21,967     12,260      2,014     10,532      2,164        448      3,600         90      1,048          0         44:    2,128     1,213
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       -66:       -66         -4          0        -14          0          0          0          0          0          0          0:        0       -48
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      73.5       41.0        6.7       35.2        7.2        1.5       12.0        0.3        3.5        0.0        0.1:      7.1       4.1
Old  :     100.0:      73.5       41.0        6.7       35.2        7.2        1.5       12.0        0.3        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       55.1       58.3       76.8       25.1       48.9       40.4       58.2
Old  :                 37.6       55.1       58.3       76.8       25.1       48.9       40.4       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 - Options and Futures Combined, February 14, 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  :     9,855:     5,374      5,890        535        355      1,134        982          0        310          0          0          0:    1,520     2,166
Old  :     9,855:     5,374      5,890        535        355      1,134        982          0        310          0          0          0:    1,520     2,166
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       512:       524        -90       -600       -120        708       -376          0        -10          0          0          0:      266        24
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      54.5       59.8        5.4        3.6       11.5       10.0        0.0        3.1        0.0        0.0        0.0:     15.4      22.0
Old  :     100.0:      54.5       59.8        5.4        3.6       11.5       10.0        0.0        3.1        0.0        0.0        0.0:     15.4      22.0
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  :                 39.5       38.8       58.8       59.9       28.2       26.7       43.3       38.4
Old  :                 39.5       38.8       58.8       59.9       28.2       26.7       43.3       38.4
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 - Options and Futures Combined, February 14, 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  :    12,462:     8,691      6,428        945      1,499      1,035          0      1,976        400          0        338          0:    1,391       786
Old  :    12,462:     8,691      6,428        945      1,499      1,035          0      1,976        400          0        338          0:    1,391       786
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       -16:         0          0          0          0          0          0        -20          0          0         20        -16:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      69.7       51.6        7.6       12.0        8.3        0.0       15.9        3.2        0.0        2.7        0.0:     11.2       6.3
Old  :     100.0:      69.7       51.6        7.6       12.0        8.3        0.0       15.9        3.2        0.0        2.7        0.0:     11.2       6.3
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:        12          9          .          .          .          0          .          .          0          .          0:
Old  :        23:        12          9          .          .          .          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  :                 50.7       42.0       73.1       68.1       46.3       30.4       57.2       51.6
Old  :                 50.7       42.0       73.1       68.1       46.3       30.4       57.2       51.6
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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :       512:       256        256        256        256          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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :    10,504:     5,840      5,840      4,664      4,664          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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :       132:       132          0          0      2,672          0          0          0          0          0          0          0:        0    -2,540
     :          :                                                                                                                        :
     :          :    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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :     2,352:     2,352          0          0      2,352          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 - Options and Futures Combined, February 14, 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  :   132,243:    69,461    119,882     61,702     11,281      1,080          0          0          0          0          0          0:        0         0
Old  :   132,243:    69,461    119,882     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 7, 2012                                                                 :
     :       562:         0        562        562          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      52.5       90.7       46.7        8.5        0.8        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      52.5       90.7       46.7        8.5        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  :                 64.7       38.4       86.4       58.1       64.7       38.4       83.4       58.0
Old  :                 64.7       38.4       86.4       58.1       64.7       38.4       83.4       58.0
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 - Options and Futures Combined, February 14, 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  : 1,898,046:   989,026  1,704,441    890,696    175,281     18,324          0          0          0          0          0          0:        0         0
Old  : 1,898,046:   989,026  1,704,441    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 7, 2012                                                                 :
     :     6,272:         0      6,272      6,272          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      52.1       89.8       46.9        9.2        1.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      52.1       89.8       46.9        9.2        1.0        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  :        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  :                 63.2       42.2       87.9       64.4       61.6       42.2       84.7       64.0
Old  :                 63.2       42.2       87.9       64.4       61.6       42.2       84.7       64.0
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 - Options and Futures Combined, February 14, 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  :    70,441:    46,392     44,147      5,806      8,823      5,061      3,720      3,925      7,800      1,275         43        387:        0       255
Old  :    70,441:    46,392     44,147      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 7, 2012                                                                 :
     :         0:         0      2,550          0          0          0      2,550          0     -2,550          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.9       62.7        8.2       12.5        7.2        5.3        5.6       11.1        1.8        0.1        0.5:      0.0       0.4
Old  :     100.0:      65.9       62.7        8.2       12.5        7.2        5.3        5.6       11.1        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  :                 35.3       47.5       57.6       78.6       27.9       41.6       45.7       59.8
Old  :                 35.3       47.5       57.6       78.6       27.9       41.6       45.7       59.8
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 - Options and Futures Combined, February 14, 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  : 1,280,560:   969,309    519,894     48,347    454,399    140,531     12,888    105,525     23,400     62,760     13,486     23,325:        0         0
Old  : 1,280,560:   969,309    519,894     48,347    454,399    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 7, 2012                                                                 :
     :    23,400:         0          0          0     23,400          0          0    -23,400     23,400          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      75.7       40.6        3.8       35.5       11.0        1.0        8.2        1.8        4.9        1.1        1.8:      0.0       0.0
Old  :     100.0:      75.7       40.6        3.8       35.5       11.0        1.0        8.2        1.8        4.9        1.1        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       48.7       55.5       72.8       33.2       42.4       51.4       61.6
Old  :                 35.0       48.7       55.5       72.8       33.2       42.4       51.4       61.6
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 - Options and Futures Combined, February 14, 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        110        350          0:      234       255
Old  :    48,762:    44,723     35,314      1,869     10,657      1,826          0        360          0        110        350          0:      234       255
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       762:       762        762          0          0          0          0          0          0          0          0          0:        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        0.2        0.7        0.0:      0.5       0.5
Old  :     100.0:      91.7       72.4        3.8       21.9        3.7        0.0        0.7        0.0        0.2        0.7        0.0:      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  :        28:        15         10          .          .          .          0          .          0          .          .          0:
Old  :        28:        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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :        66:        66         66          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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :         0:       220          0          0          0          0          0          0          0       -220          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 - Options and Futures Combined, February 14, 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  :    15,487:     9,319     10,409      2,899      3,001      1,546          0          0          0        702         63          0:    1,022       468
Old  :    15,487:     9,319     10,409      2,899      3,001      1,546          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 7, 2012                                                                 :
     :         0:         0       -234          0         -0          0          0          0          0          0          0          0:        0       234
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      60.2       67.2       18.7       19.4       10.0        0.0        0.0        0.0        4.5        0.4        0.0:      6.6       3.0
Old  :     100.0:      60.2       67.2       18.7       19.4       10.0        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:        11         10          .          .          .          0          0          0          .          .          0:
Old  :        23:        11         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  :                 54.6       55.4       74.1       79.1       42.1       51.8       61.0       71.7
Old  :                 54.6       55.4       74.1       79.1       42.1       51.8       61.0       71.7
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 - Options and Futures Combined, February 14, 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    546,497          0    242,221     25,595     23,400          0          0          0     42,079          0:        0         0
Old  :   856,392:   807,397    546,497          0    242,221     25,595     23,400          0          0          0     42,079          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :    14,310:    14,310     14,310          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      94.3       63.8        0.0       28.3        3.0        2.7        0.0        0.0        0.0        4.9        0.0:      0.0       0.0
Old  :     100.0:      94.3       63.8        0.0       28.3        3.0        2.7        0.0        0.0        0.0        4.9        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       74.2       79.3       92.1       46.3       60.9       61.3       72.9
Old  :                 59.3       74.2       79.3       92.1       46.3       60.9       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 - Options and Futures Combined, February 14, 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 7, 2012                                                                 :
     :    21,555:     3,910      3,910      6,960    -16,440     16,440    -23,400          0     17,645          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
 
PJM ELEC OPT ON CALENDAR STRIP - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064B47
Disaggregated Commitments of Traders - Options and Futures Combined, February 14, 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  :     7,400:     2,756      4,165      1,204         90      2,862        136          0        161        141          0        113:       27         9
Old  :     7,400:     2,756      4,165      1,204         90      2,862        136          0        161        141          0        113:       27         9
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 7, 2012                                                                 :
     :       102:       112         51         20        -28         49        -94          0         31        -13          0         -2:       -1         1
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      37.2       56.3       16.3        1.2       38.7        1.8        0.0        2.2        1.9        0.0        1.5:      0.4       0.1
Old  :     100.0:      37.2       56.3       16.3        1.2       38.7        1.8        0.0        2.2        1.9        0.0        1.5:      0.4       0.1
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  :        22:         9         13          5          .          6          .          0          .          .          0          .:
Old  :        22:         9         13          5          .          6          .          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  :                 44.0       48.9       73.1       74.2       16.3       16.3       20.9       21.3
Old  :                 44.0       48.9       73.1       74.2       16.3       16.3       20.9       21.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated February 17, 2012