```
CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-024651
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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 1,550 TONS)                                                                                               :
     :          :    Positions                                                                                                           :
All  :     7,565:     5,080      5,835          0        690          0        710          0        120      1,195        390        210:      250       320
Old  :     7,565:     5,080      5,835          0        690          0        710          0        120      1,195        390        210:      250       320
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -185:       -70         95          0       -210          0        -60          0          0         45          0        -35:      -65       -35
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      67.2       77.1        0.0        9.1        0.0        9.4        0.0        1.6       15.8        5.2        2.8:      3.3       4.2
Old  :     100.0:      67.2       77.1        0.0        9.1        0.0        9.4        0.0        1.6       15.8        5.2        2.8:      3.3       4.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:        11         12          0          .          0          .          0          .          .          .          .:
Old  :        20:        11         12          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  :                 49.8       49.0       71.4       77.1       28.8       35.8       42.6       46.1
Old  :                 49.8       49.0       71.4       77.1       28.8       35.8       42.6       46.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
COAL (API 2) CIF ARA SWAP FUT - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-024656
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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 1,000 METRIC TONS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    40,980:    14,946     14,225      1,505      1,057      2,821        466      3,475      2,660      9,543      7,713      8,499:      540       530
Old  :    40,980:    14,946     14,225      1,505      1,057      2,821        466      3,475      2,660      9,543      7,713      8,499:      540       530
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :     4,218:     1,990      1,920        300        115        245          0        -85        315      1,728      1,578       -200:     -160       330
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      36.5       34.7        3.7        2.6        6.9        1.1        8.5        6.5       23.3       18.8       20.7:      1.3       1.3
Old  :     100.0:      36.5       34.7        3.7        2.6        6.9        1.1        8.5        6.5       23.3       18.8       20.7:      1.3       1.3
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  :        46:        12         12          .          .          .          .          .          4         11         14         22:
Old  :        46:        12         12          .          .          .          .          .          4         11         14         22:
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       39.2       60.2       57.2       39.9       26.2       48.6       40.6
Old  :                 44.0       39.2       60.2       57.2       39.9       26.2       48.6       40.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
COAL (API 4) FOB  RICH BAY FUT - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-024658
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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 1,000 METRIC TONS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    15,697:     5,735      5,270        185        745        265      2,325        555        285      4,160      5,665      2,297:      445       615
Old  :    15,697:     5,735      5,270        185        745        265      2,325        555        285      4,160      5,665      2,297:      445       615
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :     1,525:     1,400        545         10        440         40        -10        425        -85         45       -100        270:     -145       -10
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      36.5       33.6        1.2        4.7        1.7       14.8        3.5        1.8       26.5       36.1       14.6:      2.8       3.9
Old  :     100.0:      36.5       33.6        1.2        4.7        1.7       14.8        3.5        1.8       26.5       36.1       14.6:      2.8       3.9
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  :        35:         9          7          .          .          .          .          .          .          4         16         17:
Old  :        35:         9          7          .          .          .          .          .          .          4         16         17:
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  :                 63.4       44.8       79.5       61.1       61.5       36.4       69.8       47.5
Old  :                 63.4       44.8       79.5       61.1       61.5       36.4       69.8       47.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064657
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    96,866:    58,321     36,310        316     25,011     21,126        631      1,782      6,641      3,617          0      3,385:    2,829     2,611
Old  :    96,866:    58,321     36,310        316     25,011     21,126        631      1,782      6,641      3,617          0      3,385:    2,829     2,611
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :    -5,702:    -1,938     -2,182        -66       -979     -1,460       -232        -33       -896       -537          0        -40:     -532      -112
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      60.2       37.5        0.3       25.8       21.8        0.7        1.8        6.9        3.7        0.0        3.5:      2.9       2.7
Old  :     100.0:      60.2       37.5        0.3       25.8       21.8        0.7        1.8        6.9        3.7        0.0        3.5:      2.9       2.7
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  :        40:        23         24          .          5          6          .          .          .          5          0          4:
Old  :        40:        23         24          .          5          6          .          .          .          5          0          4:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.7       50.7       68.3       72.0       29.4       30.5       35.9       38.1
Old  :                 45.7       50.7       68.3       72.0       29.4       30.5       35.9       38.1
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    15,888:     8,171      8,903        369      1,675      2,501      2,208          0      1,088        104        610        326:    1,122       786
Old  :    15,888:     8,171      8,903        369      1,675      2,501      2,208          0      1,088        104        610        326:    1,122       786
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -982:      -688       -413        -17        -25       -192         43          0        -32        104       -250        -14:     -186       -56
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      51.4       56.0        2.3       10.5       15.7       13.9        0.0        6.8        0.7        3.8        2.1:      7.1       4.9
Old  :     100.0:      51.4       56.0        2.3       10.5       15.7       13.9        0.0        6.8        0.7        3.8        2.1:      7.1       4.9
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:        13          8          .          .          4          .          0          .          .          .          .:
Old  :        21:        13          8          .          .          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  :                 41.1       63.0       65.3       82.0       33.4       46.4       46.3       51.9
Old  :                 41.1       63.0       65.3       82.0       33.4       46.4       46.3       51.9
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    11,442:     5,724      7,764      1,774          0      1,040        614        400        306        638        562        658:      688       712
Old  :    11,442:     5,724      7,764      1,774          0      1,040        614        400        306        638        562        658:      688       712
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -648:      -486       -428        -34          0        -68        134        -40        -34       -158        -45          0:       -2       -33
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      50.0       67.9       15.5        0.0        9.1        5.4        3.5        2.7        5.6        4.9        5.8:      6.0       6.2
Old  :     100.0:      50.0       67.9       15.5        0.0        9.1        5.4        3.5        2.7        5.6        4.9        5.8:      6.0       6.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        14         14          .          0          .          .          .          .          .          .          .:
Old  :        26:        14         14          .          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  :                 39.7       37.3       64.8       60.4       25.6       34.3       45.1       52.5
Old  :                 39.7       37.3       64.8       60.4       25.6       34.3       45.1       52.5
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    16,230:    10,257     10,201      1,508        500      1,508         48        440        790        300      1,812          0:    1,819       979
Old  :    16,230:    10,257     10,201      1,508        500      1,508         48        440        790        300      1,812          0:    1,819       979
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -704:      -607       -247        -78        -50       -138        -24       -100          0        -30       -127          0:      173       -42
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      63.2       62.9        9.3        3.1        9.3        0.3        2.7        4.9        1.8       11.2        0.0:     11.2       6.0
Old  :     100.0:      63.2       62.9        9.3        3.1        9.3        0.3        2.7        4.9        1.8       11.2        0.0:     11.2       6.0
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  :        31:        19         18          4          .          4          .          .          .          .          .          0:
Old  :        31:        19         18          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  :                 35.6       41.2       54.9       60.4       31.7       36.5       45.9       49.4
Old  :                 35.6       41.2       54.9       60.4       31.7       36.5       45.9       49.4
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    44,476:    39,396     37,705      2,911      4,752      1,999          0          0          0        170          0          0:        0        20
Old  :    44,476:    39,396     37,705      2,911      4,752      1,999          0          0          0        170          0          0:        0        20
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :    -4,080:    -3,920     -3,340       -120       -740          0          0          0          0        -40          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      88.6       84.8        6.5       10.7        4.5        0.0        0.0        0.0        0.4        0.0        0.0:      0.0       0.0
Old  :     100.0:      88.6       84.8        6.5       10.7        4.5        0.0        0.0        0.0        0.4        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  :        28:        15         15          .          .          .          0          0          0          .          0          0:
Old  :        28:        15         15          .          .          .          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  :                 64.3       77.5       84.5       92.4       63.9       71.2       81.6       85.4
Old  :                 64.3       77.5       84.5       92.4       63.9       71.2       81.6       85.4
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   759,430:   662,313    661,639     54,188     54,862     42,929          0          0          0          0          0          0:        0         0
Old  :   759,430:   662,313    661,639     54,188     54,862     42,929          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 26, 2013                                                                :
     :   -48,928:   -48,928    -37,312        352    -11,264       -352          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      87.2       87.1        7.1        7.2        5.7        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      87.2       87.1        7.1        7.2        5.7        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:        15         14          .          .          .          0          0          0          0          0          0:
Old  :        26:        15         14          .          .          .          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  :                 53.3       79.7       78.9       93.8       50.7       72.8       76.0       84.7
Old  :                 53.3       79.7       78.9       93.8       50.7       72.8       76.0       84.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM AEP PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                            Code-064A38
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    24,156:    19,514      4,071      1,746        596        256          0          0          0      2,427     18,764          0:      213       469
Old  :    24,156:    19,514      4,071      1,746        596        256          0          0          0      2,427     18,764          0:      213       469
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      80.8       16.9        7.2        2.5        1.1        0.0        0.0        0.0       10.0       77.7        0.0:      0.9       1.9
Old  :     100.0:      80.8       16.9        7.2        2.5        1.1        0.0        0.0        0.0       10.0       77.7        0.0:      0.9       1.9
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:         9          8          .          .          .          0          0          0          .          .          0:
Old  :        21:         9          8          .          .          .          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  :                 75.0       90.1       92.9       96.7       74.0       89.0       91.8       95.5
Old  :                 75.0       90.1       92.9       96.7       74.0       89.0       91.8       95.5
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    57,413:    36,554     54,943     16,675        130      2,275          0          0          0      1,654          0          0:      255        65
Old  :    57,413:    36,554     54,943     16,675        130      2,275          0          0          0      1,654          0          0:      255        65
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :    -3,820:    -2,340     -3,660     -1,060        -40       -100          0          0          0       -320          0          0:        0       -20
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      63.7       95.7       29.0        0.2        4.0        0.0        0.0        0.0        2.9        0.0        0.0:      0.4       0.1
Old  :     100.0:      63.7       95.7       29.0        0.2        4.0        0.0        0.0        0.0        2.9        0.0        0.0:      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  :        32:         9         22          4          .          .          0          0          0          .          0          0:
Old  :        32:         9         22          4          .          .          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  :                 71.6       45.0       89.8       75.0       67.6       44.3       84.2       74.0
Old  :                 71.6       45.0       89.8       75.0       67.6       44.3       84.2       74.0
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   767,350:   566,917    676,311    165,399     70,009     21,030          0          0          0     14,004          0          0:        0         0
Old  :   767,350:   566,917    676,311    165,399     70,009     21,030          0          0          0     14,004          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -60,192:   -40,480    -60,192    -11,616      3,520     -3,520          0          0          0     -4,576          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      73.9       88.1       21.6        9.1        2.7        0.0        0.0        0.0        1.8        0.0        0.0:      0.0       0.0
Old  :     100.0:      73.9       88.1       21.6        9.1        2.7        0.0        0.0        0.0        1.8        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  :        31:        13         18          .          .          .          0          0          0          .          0          0:
Old  :        31:        13         18          .          .          .          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  :                 72.3       52.0       85.8       77.8       72.3       49.3       81.7       70.4
Old  :                 72.3       52.0       85.8       77.8       72.3       49.3       81.7       70.4
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    52,723:    34,022     36,114      8,543     12,085      3,188      6,070        635        320        325        381          0:      255         0
Old  :    52,723:    34,022     36,114      8,543     12,085      3,188      6,070        635        320        325        381          0:      255         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :    -2,540:    -1,820     -1,880        160       -180       -380       -400       -100          0       -100          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      64.5       68.5       16.2       22.9        6.0       11.5        1.2        0.6        0.6        0.7        0.0:      0.5       0.0
Old  :     100.0:      64.5       68.5       16.2       22.9        6.0       11.5        1.2        0.6        0.6        0.7        0.0:      0.5       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  :        33:        17         13          4          .          .          .          .          .          .          .          0:
Old  :        33:        17         13          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  :                 43.2       55.8       67.2       79.4       39.8       51.3       63.8       73.8
Old  :                 43.2       55.8       67.2       79.4       39.8       51.3       63.8       73.8
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  : 1,172,347:   923,952    598,547    146,743    264,120     55,579          0    149,080          0     21,636     80,584     24,437:        0         0
Old  : 1,172,347:   923,952    598,547    146,743    264,120     55,579          0    149,080          0     21,636     80,584     24,437:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -47,768:   -67,648    -20,312     26,474    -15,582     -3,074          0     -7,040          0     -3,520     -1,760          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      78.8       51.1       12.5       22.5        4.7        0.0       12.7        0.0        1.8        6.9        2.1:      0.0       0.0
Old  :     100.0:      78.8       51.1       12.5       22.5        4.7        0.0       12.7        0.0        1.8        6.9        2.1:      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:        16         16          4          .          .          0          .          0          .          .          .:
Old  :        38:        16         16          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  :                 53.9       45.3       73.4       74.0       52.0       44.9       70.7       72.0
Old  :                 53.9       45.3       73.4       74.0       52.0       44.9       70.7       72.0
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    30,515:    19,873     23,607      9,364      3,405          0          0      2,162          0      1,065      1,128          0:      213       213
Old  :    30,515:    19,873     23,607      9,364      3,405          0          0      2,162          0      1,065      1,128          0:      213       213
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :    -2,380:    -1,800     -2,060       -460       -200          0          0          0          0       -100       -100          0:      -20       -20
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.1       77.4       30.7       11.2        0.0        0.0        7.1        0.0        3.5        3.7        0.0:      0.7       0.7
Old  :     100.0:      65.1       77.4       30.7       11.2        0.0        0.0        7.1        0.0        3.5        3.7        0.0:      0.7       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  :        20:        10          7          .          .          0          0          .          0          .          .          0:
Old  :        20:        10          7          .          .          0          0          .          0          .          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 62.2       81.6       86.6       97.5       60.1       71.1       75.6       82.2
Old  :                 62.2       81.6       86.6       97.5       60.1       71.1       75.6       82.2
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    32,140:    21,007     25,120     11,133      1,065          0          0      5,955          0          0          0          0:        0         0
Old  :    32,140:    21,007     25,120     11,133      1,065          0          0      5,955          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 26, 2013                                                                :
     :      -940:      -840       -560        -20       -100        -80          0       -200          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.4       78.2       34.6        3.3        0.0        0.0       18.5        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      65.4       78.2       34.6        3.3        0.0        0.0       18.5        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  :        22:        11         12          .          .          0          0          .          0          0          0          0:
Old  :        22:        11         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  :                 68.3       71.2       88.4       90.7       57.5       53.6       72.6       72.4
Old  :                 68.3       71.2       88.4       90.7       57.5       53.6       72.6       72.4
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    20,152:    12,592     11,934          0      3,488      1,280      1,270          0      1,385      1,560          0      2,065:        0         0
Old  :    20,152:    12,592     11,934          0      3,488      1,280      1,270          0      1,385      1,560          0      2,065:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -520:      -120       -380          0       -140          0          0          0          0       -400          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      62.5       59.2        0.0       17.3        6.4        6.3        0.0        6.9        7.7        0.0       10.2:      0.0       0.0
Old  :     100.0:      62.5       59.2        0.0       17.3        6.4        6.3        0.0        6.9        7.7        0.0       10.2:      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:         9         11          0          4          .          .          0          .          .          0          .:
Old  :        21:         9         11          0          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  :                 64.9       53.5       93.7       81.4       47.8       37.9       54.8       50.1
Old  :                 64.9       53.5       93.7       81.4       47.8       37.9       54.8       50.1
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :    25,924:    20,037     17,794      1,330      4,890      2,133          0          0          0      2,211      1,107          0:      213         0
Old  :    25,924:    20,037     17,794      1,330      4,890      2,133          0          0          0      2,211      1,107          0:      213         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :      -894:      -844         26        354       -116       -384          0        -60          0          0       -360          0:      -20         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      77.3       68.6        5.1       18.9        8.2        0.0        0.0        0.0        8.5        4.3        0.0:      0.8       0.0
Old  :     100.0:      77.3       68.6        5.1       18.9        8.2        0.0        0.0        0.0        8.5        4.3        0.0:      0.8       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          9          .          4          .          0          0          0          .          .          0:
Old  :        26:        13          9          .          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  :                 42.7       74.8       68.3       92.4       42.7       68.7       66.4       80.5
Old  :                 42.7       74.8       68.3       92.4       42.7       68.7       66.4       80.5
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   483,619:   320,032    379,224    142,419     59,040          0          0      2,312     21,168          0     21,875          0:        0         0
Old  :   483,619:   320,032    379,224    142,419     59,040          0          0      2,312     21,168          0     21,875          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -34,848:   -25,344    -27,808     -6,688     -5,280          0       -504      2,312     -2,312          0     -1,760          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      66.2       78.4       29.4       12.2        0.0        0.0        0.5        4.4        0.0        4.5        0.0:      0.0       0.0
Old  :     100.0:      66.2       78.4       29.4       12.2        0.0        0.0        0.5        4.4        0.0        4.5        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  :        23:        12          8          .          .          0          0          .          .          0          .          0:
Old  :        23:        12          8          .          .          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  :                 58.4       77.7       81.4       93.9       49.1       59.5       67.1       72.8
Old  :                 58.4       77.7       81.4       93.9       49.1       59.5       67.1       72.8
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   915,396:   729,158    593,826     77,708     93,600     85,210          0     96,120     23,320          0     23,320          0:        0         0
Old  :   915,396:   729,158    593,826     77,708     93,600     85,210          0     96,120     23,320          0     23,320          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -18,263:     7,046    -38,143    -48,709          0     23,400          0     -3,520          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      79.7       64.9        8.5       10.2        9.3        0.0       10.5        2.5        0.0        2.5        0.0:      0.0       0.0
Old  :     100.0:      79.7       64.9        8.5       10.2        9.3        0.0       10.5        2.5        0.0        2.5        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:        14         16          .          .          .          0          .          .          0          .          0:
Old  :        26:        14         16          .          .          .          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  :                 50.9       61.5       77.7       78.5       32.1       40.1       50.5       51.5
Old  :                 50.9       61.5       77.7       78.5       32.1       40.1       50.5       51.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM AEP DAYTON OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-064A80
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   549,774:   229,333    361,558    109,088          0     55,416    134,845          0          0      1,550    113,258     19,542:        0         0
Old  :   549,774:   229,333    361,558    109,088          0     55,416    134,845          0          0      1,550    113,258     19,542:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -11,924:       396    -10,164     -5,984          0     -1,760          0          0          0       -704      3,872     -3,872:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      41.7       65.8       19.8        0.0       10.1       24.5        0.0        0.0        0.3       20.6        3.6:      0.0       0.0
Old  :     100.0:      41.7       65.8       19.8        0.0       10.1       24.5        0.0        0.0        0.3       20.6        3.6:      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  :        23:        10         12          5          0          .          .          0          0          .          .          .:
Old  :        23:        10         12          5          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  :                 59.6       55.7       81.3       81.2       50.0       48.5       64.6       65.8
Old  :                 59.6       55.7       81.3       81.2       50.0       48.5       64.6       65.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE G5 MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A84
Disaggregated Commitments of Traders - Options and Futures Combined, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :   244,065:   183,397    134,278     49,267     68,944      3,529          0          0          0      7,872     37,314          0:        0         0
Old  :   244,065:   183,397    134,278     49,267     68,944      3,529          0          0          0      7,872     37,314          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :   -10,285:    -5,357     -5,280     -4,224     -4,928          0          0     -1,760          0       -704      1,683          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      75.1       55.0       20.2       28.2        1.4        0.0        0.0        0.0        3.2       15.3        0.0:      0.0       0.0
Old  :     100.0:      75.1       55.0       20.2       28.2        1.4        0.0        0.0        0.0        3.2       15.3        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:        14          9          .          .          .          0          0          0          .          .          0:
Old  :        25:        14          9          .          .          .          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  :                 44.6       54.7       72.8       88.9       43.0       48.6       67.1       74.6
Old  :                 44.6       54.7       72.8       88.9       43.0       48.6       67.1       74.6
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, March 5, 2013                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              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  :     4,582:     1,402      3,605      2,125          0        731         79          0         34         15         73        125:       70        12
Old  :     4,582:     1,402      3,605      2,125          0        731         79          0         34         15         73        125:       70        12
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       February 26, 2013                                                                :
     :        71:        50         65        -45          0         -4         -5          0          1         15          2          4:       55         3
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      30.6       78.7       46.4        0.0       16.0        1.7        0.0        0.7        0.3        1.6        2.7:      1.5       0.3
Old  :     100.0:      30.6       78.7       46.4        0.0       16.0        1.7        0.0        0.7        0.3        1.6        2.7:      1.5       0.3
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         13          5          0          5          .          0          .          .          .          .:
Old  :        23:        12         13          5          0          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  :                 59.7       49.1       82.4       75.4       43.5       43.3       54.3       55.6
Old  :                 59.7       49.1       82.4       75.4       43.5       43.3       54.3       55.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated March 8, 2013