```
CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-024651
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 1,550 TONS)                                                                                               :
     :          :    Positions                                                                                                           :
All  :     6,713:     4,895      4,550         45      1,078        317        585          0          0          0          0          0:      871       767
Old  :     6,713:     4,895      4,550         45      1,078        317        585          0          0          0          0          0:      871       767
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :        77:        75         90          0         -1          2         15          0          0          0          0          0:      -15       -13
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      72.9       67.8        0.7       16.1        4.7        8.7        0.0        0.0        0.0        0.0        0.0:     13.0      11.4
Old  :     100.0:      72.9       67.8        0.7       16.1        4.7        8.7        0.0        0.0        0.0        0.0        0.0:     13.0      11.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:        11         14          .          .          .          .          0          0          0          0          0:
Old  :        20:        11         14          .          .          .          .          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 62.7       49.6       77.9       69.9       56.2       49.6       62.5       61.6
Old  :                 62.7       49.6       77.9       69.9       56.2       49.6       62.5       61.6
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 1,000 METRIC TONS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    15,767:     4,936      2,811        740        680        685          0      1,960      1,245      5,467      5,558      2,309:      385       519
Old  :    15,767:     4,936      2,811        740        680        685          0      1,960      1,245      5,467      5,558      2,309:      385       519
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       622:       302        967        123        213       -208          0        110        -40        435       -530        620:     -610      -510
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      31.3       17.8        4.7        4.3        4.3        0.0       12.4        7.9       34.7       35.3       14.6:      2.4       3.3
Old  :     100.0:      31.3       17.8        4.7        4.3        4.3        0.0       12.4        7.9       34.7       35.3       14.6:      2.4       3.3
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  :        33:         6          7          .          .          .          0          4          4          7         12         16:
Old  :        33:         6          7          .          .          .          0          4          4          7         12         16:
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  :                 50.6       32.5       69.3       50.8       42.8       24.0       55.4       37.0
Old  :                 50.6       32.5       69.3       50.8       42.8       24.0       55.4       37.0
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 1,000 METRIC TONS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     8,430:     3,025      1,895          0        135        145        255      1,665        180      3,080      2,545      1,425:      320       440
Old  :     8,430:     3,025      1,895          0        135        145        255      1,665        180      3,080      2,545      1,425:      320       440
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :     1,720:     1,080       -160          0         30        -10          0        480         30         75        800        560:      -15       -10
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      35.9       22.5        0.0        1.6        1.7        3.0       19.8        2.1       36.5       30.2       16.9:      3.8       5.2
Old  :     100.0:      35.9       22.5        0.0        1.6        1.7        3.0       19.8        2.1       36.5       30.2       16.9:      3.8       5.2
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:         7          7          0          .          .          .          .          .          4         11         14:
Old  :        26:         7          7          0          .          .          .          .          .          4         11         14:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 65.9       49.9       79.7       67.5       47.2       36.6       55.4       45.3
Old  :                 65.9       49.9       79.7       67.5       47.2       36.6       55.4       45.3
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :   155,223:    82,075     63,016        440     22,352     45,788      1,985      1,197     20,472      1,773        248        526:    2,165     1,625
Old  :   155,223:    82,075     63,016        440     22,352     45,788      1,985      1,197     20,472      1,773        248        526:    2,165     1,625
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :     1,662:       656        871          0        426        352        405        -29        106        222         47        -28:      -52       -85
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      52.9       40.6        0.3       14.4       29.5        1.3        0.8       13.2        1.1        0.2        0.3:      1.4       1.0
Old  :     100.0:      52.9       40.6        0.3       14.4       29.5        1.3        0.8       13.2        1.1        0.2        0.3:      1.4       1.0
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  :        39:        27         25          .          5          6          .          .          .          .          .          .:
Old  :        39:        27         25          .          5          6          .          .          .          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.7       43.1       64.5       69.2       11.5       13.0       15.6       17.5
Old  :                 37.7       43.1       64.5       69.2       11.5       13.0       15.6       17.5
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    26,126:    12,426     14,667        728      2,516      5,713      3,280          0      2,486         64          0        300:    1,129       444
Old  :    26,126:    12,426     14,667        728      2,516      5,713      3,280          0      2,486         64          0        300:    1,129       444
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       860:       126        757         84         -5        274        260          0         32         64       -222        116:      -96       -92
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      47.6       56.1        2.8        9.6       21.9       12.6        0.0        9.5        0.2        0.0        1.1:      4.3       1.7
Old  :     100.0:      47.6       56.1        2.8        9.6       21.9       12.6        0.0        9.5        0.2        0.0        1.1:      4.3       1.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        17         14          .          .          4          .          0          .          .          0          .:
Old  :        27:        17         14          .          .          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  :                 47.9       55.2       69.7       76.3       31.7       32.2       40.0       39.5
Old  :                 47.9       55.2       69.7       76.3       31.7       32.2       40.0       39.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-06465I
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     8,114:     5,903      3,477          0      1,590        352          0      1,278         18          0          0          0:    1,841     1,399
Old  :     8,114:     5,903      3,477          0      1,590        352          0      1,278         18          0          0          0:    1,841     1,399
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       -14:        -2          2          0        -16          0          0          0          0          0          0          0:      -12         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      72.8       42.9        0.0       19.6        4.3        0.0       15.8        0.2        0.0        0.0        0.0:     22.7      17.2
Old  :     100.0:      72.8       42.9        0.0       19.6        4.3        0.0       15.8        0.2        0.0        0.0        0.0:     22.7      17.2
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:        14         12          0          .          .          0          .          .          0          0          0:
Old  :        20:        14         12          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  :                 40.9       45.8       59.7       68.8       30.4       34.6       43.4       47.1
Old  :                 40.9       45.8       59.7       68.8       30.4       34.6       43.4       47.1
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    12,731:     5,609     10,225      1,026         52      1,354        580        322        429      2,912          0          0:      821       349
Old  :    12,731:     5,609     10,225      1,026         52      1,354        580        322        429      2,912          0          0:      821       349
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :        10:       100        130          0          0          0        120         -1          0       -170          0          0:      -40      -120
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      44.1       80.3        8.1        0.4       10.6        4.6        2.5        3.4       22.9        0.0        0.0:      6.4       2.7
Old  :     100.0:      44.1       80.3        8.1        0.4       10.6        4.6        2.5        3.4       22.9        0.0        0.0:      6.4       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  :        26:        12         17          4          .          4          .          .          .          .          0          0:
Old  :        26:        12         17          4          .          4          .          .          .          .          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.3       39.5       71.4       60.6       47.2       35.3       58.2       49.0
Old  :                 50.3       39.5       71.4       60.6       47.2       35.3       58.2       49.0
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    21,733:    14,454     12,923        790      2,426      2,944        128      1,680        640        278          0         18:    2,481     1,102
Old  :    21,733:    14,454     12,923        790      2,426      2,944        128      1,680        640        278          0         18:    2,481     1,102
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :      -120:      -434        -24         34       -206         86          0          0          0          0          0          0:      194        24
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      66.5       59.5        3.6       11.2       13.5        0.6        7.7        2.9        1.3        0.0        0.1:     11.4       5.1
Old  :     100.0:      66.5       59.5        3.6       11.2       13.5        0.6        7.7        2.9        1.3        0.0        0.1:     11.4       5.1
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  :        30:        19         18          .          .          6          .          .          .          .          0          .:
Old  :        30:        19         18          .          .          6          .          .          .          .          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  :                 33.7       39.4       51.6       64.5       25.2       32.7       37.2       49.0
Old  :                 33.7       39.4       51.6       64.5       25.2       32.7       37.2       49.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                         Code-06465N
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     8,849:     4,562      5,619        114        534      1,138      1,244          0        186          0          0          0:    1,605     1,372
Old  :     8,849:     4,562      5,619        114        534      1,138      1,244          0        186          0          0          0:    1,605     1,372
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       284:       524        182       -360        120          0       -120          0        120          0          0          0:      120      -138
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      51.6       63.5        1.3        6.0       12.9       14.1        0.0        2.1        0.0        0.0        0.0:     18.1      15.5
Old  :     100.0:      51.6       63.5        1.3        6.0       12.9       14.1        0.0        2.1        0.0        0.0        0.0:     18.1      15.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        23:        16         15          .          .          .          .          0          .          0          0          0:
Old  :        23:        16         15          .          .          .          .          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  :                 35.7       37.7       54.6       56.9       27.7       31.1       39.2       48.1
Old  :                 35.7       37.7       54.6       56.9       27.7       31.1       39.2       48.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
AEP DAYTON OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-06465O
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    11,537:     5,689      5,771         16        812      1,522          0      2,182        154      2,698          0         96:    1,362     1,000
Old  :    11,537:     5,689      5,771         16        812      1,522          0      2,182        154      2,698          0         96:    1,362     1,000
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       100:        72       -120          0          0         50          0       -120         50       -192          0          0:      120       240
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      49.3       50.0        0.1        7.0       13.2        0.0       18.9        1.3       23.4        0.0        0.8:     11.8       8.7
Old  :     100.0:      49.3       50.0        0.1        7.0       13.2        0.0       18.9        1.3       23.4        0.0        0.8:     11.8       8.7
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  :        21:        13         13          .          .          .          0          .          .          .          0          .:
Old  :        21:        13         13          .          .          .          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  :                 51.7       47.8       71.6       69.4       44.6       33.4       48.7       47.4
Old  :                 51.7       47.8       71.6       69.4       44.6       33.4       48.7       47.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-06465S
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    12,272:     7,230      6,260      1,404      1,466        820        218        922        840          0      1,598          0:    1,760       366
Old  :    12,272:     7,230      6,260      1,404      1,466        820        218        922        840          0      1,598          0:    1,760       366
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       209:      -319       -103         58          0         -6          0          0          0          0        318          0:      476         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      58.9       51.0       11.4       11.9        6.7        1.8        7.5        6.8        0.0       13.0        0.0:     14.3       3.0
Old  :     100.0:      58.9       51.0       11.4       11.9        6.7        1.8        7.5        6.8        0.0       13.0        0.0:     14.3       3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        13         11          .          .          4          .          .          .          0          .          0:
Old  :        22:        13         11          .          .          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  :                 46.0       52.5       68.5       77.0       40.4       44.8       52.9       64.4
Old  :                 46.0       52.5       68.5       77.0       40.4       44.8       52.9       64.4
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    53,364:    47,434     43,190      2,954      7,536      2,638          0          0          0          0          0          0:      338         0
Old  :    53,364:    47,434     43,190      2,954      7,536      2,638          0          0          0          0          0          0:      338         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :        63:        63          0          0         63          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      88.9       80.9        5.5       14.1        4.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.6       0.0
Old  :     100.0:      88.9       80.9        5.5       14.1        4.9        0.0        0.0        0.0        0.0        0.0        0.0:      0.6       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         13          .          .          .          0          0          0          0          0          0:
Old  :        28:        15         13          .          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 70.0       83.8       86.0       95.1       70.0       77.3       83.5       86.7
Old  :                 70.0       83.8       86.0       95.1       70.0       77.3       83.5       86.7
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   896,897:   798,332    742,950     51,765    107,147     46,800          0          0          0          0          0          0:        0         0
Old  :   896,897:   798,332    742,950     51,765    107,147     46,800          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:       September 11, 2012                                                               :
     :       384:       384        384          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      89.0       82.8        5.8       11.9        5.2        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      89.0       82.8        5.8       11.9        5.2        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:        14         15          .          .          .          0          0          0          0          0          0:
Old  :        26:        14         15          .          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 69.0       84.4       89.0       94.8       67.9       77.2       84.7       86.9
Old  :                 69.0       84.4       89.0       94.8       67.9       77.2       84.7       86.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A56
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    85,368:    49,811     83,517     34,837      1,196        465          0          0          0          0          0          0:      255       190
Old  :    85,368:    49,811     83,517     34,837      1,196        465          0          0          0          0          0          0:      255       190
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      58.3       97.8       40.8        1.4        0.5        0.0        0.0        0.0        0.0        0.0        0.0:      0.3       0.2
Old  :     100.0:      58.3       97.8       40.8        1.4        0.5        0.0        0.0        0.0        0.0        0.0        0.0:      0.3       0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        36:        12         24          4          .          .          0          0          0          0          0          0:
Old  :        36:        12         24          4          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 74.0       42.6       90.8       66.9       73.4       42.6       86.9       64.6
Old  :                 74.0       42.6       90.8       66.9       73.4       42.6       86.9       64.6
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 MEGAWATT HOURS)                                                                                         :
     :          :    Positions                                                                                                           :
All  : 1,173,458:   731,345  1,144,767    421,394      7,972     20,719          0          0          0          0          0          0:        0         0
Old  : 1,173,458:   731,345  1,144,767    421,394      7,972     20,719          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:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      62.3       97.6       35.9        0.7        1.8        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      62.3       97.6       35.9        0.7        1.8        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        33:        13         20          4          .          .          0          0          0          0          0          0:
Old  :        33:        13         20          4          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 70.1       43.7       91.1       65.9       68.3       43.7       82.5       63.5
Old  :                 70.1       43.7       91.1       65.9       68.3       43.7       82.5       63.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A58
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    62,984:    39,103     39,575      7,875     11,603      4,816      2,995          0      6,990        950          0          0:      255         0
Old  :    62,984:    39,103     39,575      7,875     11,603      4,816      2,995          0      6,990        950          0          0:      255         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      62.1       62.8       12.5       18.4        7.6        4.8        0.0       11.1        1.5        0.0        0.0:      0.4       0.0
Old  :     100.0:      62.1       62.8       12.5       18.4        7.6        4.8        0.0       11.1        1.5        0.0        0.0:      0.4       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        34:        21         15          4          .          5          .          0          .          .          0          0:
Old  :        34:        21         15          4          .          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  :                 35.9       44.9       56.0       70.9       29.0       38.2       43.1       54.5
Old  :                 35.9       44.9       56.0       70.9       29.0       38.2       43.1       54.5
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  : 1,227,966: 1,033,790    616,988     44,843    392,920     95,141          0    107,530          0     38,805          0     15,387:        0         0
Old  : 1,227,966: 1,033,790    616,988     44,843    392,920     95,141          0    107,530          0     38,805          0     15,387:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       752:       752        752          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      84.2       50.2        3.7       32.0        7.7        0.0        8.8        0.0        3.2        0.0        1.3:      0.0       0.0
Old  :     100.0:      84.2       50.2        3.7       32.0        7.7        0.0        8.8        0.0        3.2        0.0        1.3:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        39:        22         19          .          5          6          0          .          0          4          0          .:
Old  :        39:        22         19          .          5          6          0          .          0          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  :                 40.2       41.2       59.0       68.7       36.7       39.6       51.3       57.6
Old  :                 40.2       41.2       59.0       68.7       36.7       39.6       51.3       57.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A60
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    48,604:    36,533     37,959      9,485      4,020      2,503          0      2,245          0          0      1,367          0:       83       510
Old  :    48,604:    36,533     37,959      9,485      4,020      2,503          0      2,245          0          0      1,367          0:       83       510
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       602:       602        510          0          0          0          0          0          0          0         92          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      75.2       78.1       19.5        8.3        5.1        0.0        4.6        0.0        0.0        2.8        0.0:      0.2       1.0
Old  :     100.0:      75.2       78.1       19.5        8.3        5.1        0.0        4.6        0.0        0.0        2.8        0.0:      0.2       1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        15         10          .          .          4          0          .          0          0          .          0:
Old  :        27:        15         10          .          .          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  :                 60.5       72.8       82.0       88.1       58.3       61.9       72.2       75.9
Old  :                 60.5       72.8       82.0       88.1       58.3       61.9       72.2       75.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-064A63
Disaggregated Commitments of Traders - Options and Futures Combined, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    39,478:    26,532     31,390      9,927        913      1,660        830      5,515          0          0          0          0:      529         0
Old  :    39,478:    26,532     31,390      9,927        913      1,660        830      5,515          0          0          0          0:      529         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      67.2       79.5       25.1        2.3        4.2        2.1       14.0        0.0        0.0        0.0        0.0:      1.3       0.0
Old  :     100.0:      67.2       79.5       25.1        2.3        4.2        2.1       14.0        0.0        0.0        0.0        0.0:      1.3       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         17          .          .          .          .          .          0          0          0          0:
Old  :        31:        13         17          .          .          .          .          .          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  :                 64.2       61.7       86.9       81.1       46.7       42.4       58.1       55.9
Old  :                 64.2       61.7       86.9       81.1       46.7       42.4       58.1       55.9
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    26,916:    10,374     15,183      3,347      6,926      2,747      2,520          0      1,275      6,123          0        530:        0       255
Old  :    26,916:    10,374     15,183      3,347      6,926      2,747      2,520          0      1,275      6,123          0        530:        0       255
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      38.5       56.4       12.4       25.7       10.2        9.4        0.0        4.7       22.7        0.0        2.0:      0.0       0.9
Old  :     100.0:      38.5       56.4       12.4       25.7       10.2        9.4        0.0        4.7       22.7        0.0        2.0:      0.0       0.9
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  :        20:         6         12          .          .          .          .          0          .          .          0          .:
Old  :        20:         6         12          .          .          .          .          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  :                 67.2       61.3       93.1       82.9       50.9       50.9       62.9       62.1
Old  :                 67.2       61.3       93.1       82.9       50.9       50.9       62.9       62.1
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 80 Megawatt Hours)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    15,076:    10,565      9,083      1,868      2,564      1,504          0          0          0        249      1,740         19:      871       166
Old  :    15,076:    10,565      9,083      1,868      2,564      1,504          0          0          0        249      1,740         19:      871       166
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       255:       255         92          0          0         -0          0          0          0          0        163          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      70.1       60.2       12.4       17.0       10.0        0.0        0.0        0.0        1.7       11.5        0.1:      5.8       1.1
Old  :     100.0:      70.1       60.2       12.4       17.0       10.0        0.0        0.0        0.0        1.7       11.5        0.1:      5.8       1.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        24:        14         10          .          .          .          0          0          0          .          .          .:
Old  :        24:        14         10          .          .          .          0          0          0          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.9       64.1       76.7       90.4       46.5       56.6       68.3       75.8
Old  :                 49.9       64.1       76.7       90.4       46.5       56.6       68.3       75.8
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   791,220:   617,389    581,200    128,724    118,128     21,707          0         80     23,400          0     46,705          0:        0         0
Old  :   791,220:   617,389    581,200    128,724    118,128     21,707          0         80     23,400          0     46,705          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      78.0       73.5       16.3       14.9        2.7        0.0        0.0        3.0        0.0        5.9        0.0:      0.0       0.0
Old  :     100.0:      78.0       73.5       16.3       14.9        2.7        0.0        0.0        3.0        0.0        5.9        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        18          9          .          .          .          0          .          .          0          .          0:
Old  :        26:        18          9          .          .          .          0          .          .          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 56.1       75.2       81.4       90.9       48.8       58.6       63.0       68.4
Old  :                 56.1       75.2       81.4       90.9       48.8       58.6       63.0       68.4
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   945,180:   618,323    653,774    255,063    112,812     51,624     16,010    122,810      4,160          0          0          0:        0         0
Old  :   945,180:   618,323    653,774    255,063    112,812     51,624     16,010    122,810      4,160          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.4       69.2       27.0       11.9        5.5        1.7       13.0        0.4        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      65.4       69.2       27.0       11.9        5.5        1.7       13.0        0.4        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        13         12          .          .          .          .          .          .          0          0          0:
Old  :        25:        13         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  :                 63.5       74.6       87.8       89.1       47.9       55.1       67.2       67.9
Old  :                 63.5       74.6       87.8       89.1       47.9       55.1       67.2       67.9
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(Contracts of 5 Megawatt Hours)                                                                                         :
     :          :    Positions                                                                                                           :
All  :   503,773:   130,889    268,396    117,615     75,849     71,957     68,330          0      7,715     27,411          0     79,856:        0         0
Old  :   503,773:   130,889    268,396    117,615     75,849     71,957     68,330          0      7,715     27,411          0     79,856:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :         0:     5,925          0          0          0          0          0          0          0     -5,925          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      26.0       53.3       23.3       15.1       14.3       13.6        0.0        1.5        5.4        0.0       15.9:      0.0       0.0
Old  :     100.0:      26.0       53.3       23.3       15.1       14.3       13.6        0.0        1.5        5.4        0.0       15.9:      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         10          4          .          .          .          0          .          .          0          .:
Old  :        22:        11         10          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  :                 60.9       61.6       81.2       89.0       35.5       43.3       48.6       55.8
Old  :                 60.9       61.6       81.2       89.0       35.5       43.3       48.6       55.8
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, September 18, 2012              
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     9,661:     4,082      6,310      2,053         32      2,962        314          0        202          0        126         28:       20         2
Old  :     9,661:     4,082      6,310      2,053         32      2,962        314          0        202          0        126         28:       20         2
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       September 11, 2012                                                               :
     :       181:        29        207        205         11        -49         -0          0         -2          0         15         -0:        0        -0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      42.3       65.3       21.3        0.3       30.7        3.3        0.0        2.1        0.0        1.3        0.3:      0.2       0.0
Old  :     100.0:      42.3       65.3       21.3        0.3       30.7        3.3        0.0        2.1        0.0        1.3        0.3:      0.2       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:        12         14          4          .          5          .          0          .          0          .          .:
Old  :        22:        12         14          4          .          5          .          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  :                 45.0       48.9       76.8       70.7       21.3       22.9       27.6       27.7
Old  :                 45.0       48.9       76.8       70.7       21.3       22.9       27.6       27.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated September 21, 2012