```
CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-024651
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :     7,139:     5,490      4,100        151        690        251        750        105          0          0        870         15:      481     1,108
Old  :     7,139:     5,490      4,100        151        690        251        750        105          0          0        870         15:      481     1,108
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      76.9       57.4        2.1        9.7        3.5       10.5        1.5        0.0        0.0       12.2        0.2:      6.7      15.5
Old  :     100.0:      76.9       57.4        2.1        9.7        3.5       10.5        1.5        0.0        0.0       12.2        0.2:      6.7      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  :        20:        11         11          .          .          .          .          .          0          0          .          .:
Old  :        20:        11         11          .          .          .          .          .          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       39.6       87.9       62.5       68.5       36.1       72.3       53.6
Old  :                 70.0       39.6       87.9       62.5       68.5       36.1       72.3       53.6
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, June 26, 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  :   197,971:    99,722     89,742        452     22,532     58,258     11,176        140     23,966        610          0      1,519:    2,268     1,814
Old  :   197,971:    99,722     89,742        452     22,532     58,258     11,176        140     23,966        610          0      1,519:    2,268     1,814
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :      -703:       -74        331          0        244       -396        770          0       -894         -2          0        110:     -217       -97
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      50.4       45.3        0.2       11.4       29.4        5.6        0.1       12.1        0.3        0.0        0.8:      1.1       0.9
Old  :     100.0:      50.4       45.3        0.2       11.4       29.4        5.6        0.1       12.1        0.3        0.0        0.8:      1.1       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  :        42:        27         28          .          6          7          .          .          4          .          0          .:
Old  :        42:        27         28          .          6          7          .          .          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  :                 34.3       40.1       62.8       68.8       11.7       12.8       14.6       15.6
Old  :                 34.3       40.1       62.8       68.8       11.7       12.8       14.6       15.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-06465H
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :    30,895:    15,280     16,042        668      2,133      6,868      2,793          0      3,806          0        984        216:    1,264       846
Old  :    30,895:    15,280     16,042        668      2,133      6,868      2,793          0      3,806          0        984        216:    1,264       846
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :    -2,033:      -693       -501         86       -662       -539       -686          0       -283          0       -130         80:        2         2
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      49.5       51.9        2.2        6.9       22.2        9.0        0.0       12.3        0.0        3.2        0.7:      4.1       2.7
Old  :     100.0:      49.5       51.9        2.2        6.9       22.2        9.0        0.0       12.3        0.0        3.2        0.7:      4.1       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  :        27:        18         13          .          .          4          .          0          .          0          .          .:
Old  :        27:        18         13          .          .          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  :                 48.7       52.4       70.5       73.1       29.3       25.5       34.4       34.3
Old  :                 48.7       52.4       70.5       73.1       29.3       25.5       34.4       34.3
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, June 26, 2012                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    13,525:     5,064      9,794      1,133        276      1,572          0        962        562      4,130          0          0:    1,065       359
Old  :    13,525:     5,064      9,794      1,133        276      1,572          0        962        562      4,130          0          0:    1,065       359
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :        54:        -6         54         29         -0         -9          0        -39         50          0          0          0:      -10        -1
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      37.4       72.4        8.4        2.0       11.6        0.0        7.1        4.2       30.5        0.0        0.0:      7.9       2.7
Old  :     100.0:      37.4       72.4        8.4        2.0       11.6        0.0        7.1        4.2       30.5        0.0        0.0:      7.9       2.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        10         15          4          .          5          0          .          .          .          0          0:
Old  :        25:        10         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  :                 56.1       34.2       74.3       58.8       51.0       28.9       55.6       45.7
Old  :                 56.1       34.2       74.3       58.8       51.0       28.9       55.6       45.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-06465M
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :    24,949:    18,629     12,764      1,046      5,812      2,358        438      2,680        400        300          0         14:    1,764       921
Old  :    24,949:    18,629     12,764      1,046      5,812      2,358        438      2,680        400        300          0         14:    1,764       921
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :       -24:       422        216          0          0          0          0          0          0          0          0          0:     -446      -240
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      74.7       51.2        4.2       23.3        9.5        1.8       10.7        1.6        1.2        0.0        0.1:      7.1       3.7
Old  :     100.0:      74.7       51.2        4.2       23.3        9.5        1.8       10.7        1.6        1.2        0.0        0.1:      7.1       3.7
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  :        32:        21         19          .          4          6          .          .          .          .          0          .:
Old  :        32:        21         19          .          4          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  :                 35.9       43.5       54.7       67.5       21.4       37.9       35.6       48.8
Old  :                 35.9       43.5       54.7       67.5       21.4       37.9       35.6       48.8
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, June 26, 2012                   
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :     9,104:     4,587      5,840        548          0      1,109      1,150          0        226          0          0          0:    1,484     1,929
Old  :     9,104:     4,587      5,840        548          0      1,109      1,150          0        226          0          0          0:    1,484     1,929
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :        20:        20         10          0          0          0          0          0          0          0          0          0:        0        10
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      50.4       64.1        6.0        0.0       12.2       12.6        0.0        2.5        0.0        0.0        0.0:     16.3      21.2
Old  :     100.0:      50.4       64.1        6.0        0.0       12.2       12.6        0.0        2.5        0.0        0.0        0.0:     16.3      21.2
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  :        21:        15         14          .          0          .          .          0          .          0          0          0:
Old  :        21:        15         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  :                 41.2       35.4       63.6       57.0       31.2       30.6       46.5       42.9
Old  :                 41.2       35.4       63.6       57.0       31.2       30.6       46.5       42.9
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, June 26, 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  :    13,034:     6,216      6,458        118      1,646      1,432          0      2,556        136      4,080          0          0:    1,052       806
Old  :    13,034:     6,216      6,458        118      1,646      1,432          0      2,556        136      4,080          0          0:    1,052       806
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :        26:        16         26          0          0          0          0          0          0          0          0          0:       10         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      47.7       49.5        0.9       12.6       11.0        0.0       19.6        1.0       31.3        0.0        0.0:      8.1       6.2
Old  :     100.0:      47.7       49.5        0.9       12.6       11.0        0.0       19.6        1.0       31.3        0.0        0.0:      8.1       6.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        21:        13         13          .          .          .          0          .          .          .          0          0:
Old  :        21:        13         13          .          .          .          0          .          .          .          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.0       50.3       76.9       69.7       53.7       38.8       57.6       51.5
Old  :                 57.0       50.3       76.9       69.7       53.7       38.8       57.6       51.5
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, June 26, 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  :    13,894:     9,611      7,024      1,119      1,581      1,005        278        912        942          0      1,528         48:      891       854
Old  :    13,894:     9,611      7,024      1,119      1,581      1,005        278        912        942          0      1,528         48:      891       854
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :         0:         0         60          0          0          0          0          0          0          0        -60          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      69.2       50.6        8.1       11.4        7.2        2.0        6.6        6.8        0.0       11.0        0.3:      6.4       6.1
Old  :     100.0:      69.2       50.6        8.1       11.4        7.2        2.0        6.6        6.8        0.0       11.0        0.3:      6.4       6.1
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  :        25:        16         14          .          .          4          .          .          .          0          .          .:
Old  :        25:        16         14          .          .          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  :                 47.6       43.6       69.3       68.7       40.9       33.1       51.2       52.9
Old  :                 47.6       43.6       69.3       68.7       40.9       33.1       51.2       52.9
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, June 26, 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  :    61,835:    56,379     50,130      2,612      8,861      2,844          0          0          0          0          0          0:        0         0
Old  :    61,835:    56,379     50,130      2,612      8,861      2,844          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:       June 19, 2012                                                                    :
     :       -42:       -42        -42          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      91.2       81.1        4.2       14.3        4.6        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      91.2       81.1        4.2       14.3        4.6        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        16         12          .          .          .          0          0          0          0          0          0:
Old  :        25:        16         12          .          .          .          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 70.0       84.4       84.6       97.0       70.0       78.7       82.8       90.1
Old  :                 70.0       84.4       84.6       97.0       70.0       78.7       82.8       90.1
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, June 26, 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  : 1,003,665:   904,905    824,100     46,807    127,612     51,953          0          0          0          0          0          0:        0         0
Old  : 1,003,665:   904,905    824,100     46,807    127,612     51,953          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:       June 19, 2012                                                                    :
     :    -1,664:    -1,664     -1,664          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      90.2       82.1        4.7       12.7        5.2        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      90.2       82.1        4.7       12.7        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  :        24:        13         13          .          .          .          0          0          0          0          0          0:
Old  :        24:        13         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  :                 70.7       84.9       89.3       94.5       69.6       78.4       85.5       86.8
Old  :                 70.7       84.9       89.3       94.5       69.6       78.4       85.5       86.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064A54
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :    28,154:    27,944     12,752        210     15,402          0          0          0          0          0          0          0:        0         0
Old  :    28,154:    27,944     12,752        210     15,402          0          0          0          0          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      99.3       45.3        0.7       54.7        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      99.3       45.3        0.7       54.7        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:        12          7          .          .          0          0          0          0          0          0          0:
Old  :        20:        12          7          .          .          0          0          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 66.9       92.1       93.1       99.1       66.9       92.1       92.6       96.6
Old  :                 66.9       92.1       93.1       99.1       66.9       92.1       92.6       96.6
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, June 26, 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  :   107,973:    62,554    105,067     44,699      2,186        465          0          0          0          0          0          0:      255       255
Old  :   107,973:    62,554    105,067     44,699      2,186        465          0          0          0          0          0          0:      255       255
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :       193:       193        193          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      57.9       97.3       41.4        2.0        0.4        0.0        0.0        0.0        0.0        0.0        0.0:      0.2       0.2
Old  :     100.0:      57.9       97.3       41.4        2.0        0.4        0.0        0.0        0.0        0.0        0.0        0.0:      0.2       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:        13         24          4          .          .          0          0          0          0          0          0:
Old  :        36:        13         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  :                 70.9       40.6       89.0       64.7       70.5       40.6       85.1       63.5
Old  :                 70.9       40.6       89.0       64.7       70.5       40.6       85.1       63.5
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, June 26, 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  : 1,496,218:   880,817  1,456,779    594,682     18,720     20,719          0          0          0          0          0          0:        0         0
Old  : 1,496,218:   880,817  1,456,779    594,682     18,720     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:       June 19, 2012                                                                    :
     :     1,568:     1,568      1,568          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      58.9       97.4       39.7        1.3        1.4        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      58.9       97.4       39.7        1.3        1.4        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  :                 68.6       45.1       91.2       66.6       67.2       45.1       84.3       65.1
Old  :                 68.6       45.1       91.2       66.6       67.2       45.1       84.3       65.1
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, June 26, 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  :    66,446:    41,148     42,202      6,340      8,103      5,466      4,030      2,875      7,800      1,662          0          0:        0         0
Old  :    66,446:    41,148     42,202      6,340      8,103      5,466      4,030      2,875      7,800      1,662          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :     1,530:     1,530      1,530          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      61.9       63.5        9.5       12.2        8.2        6.1        4.3       11.7        2.5        0.0        0.0:      0.0       0.0
Old  :     100.0:      61.9       63.5        9.5       12.2        8.2        6.1        4.3       11.7        2.5        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  :        35:        21         15          4          .          5          .          .          .          .          0          0:
Old  :        35:        21         15          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  :                 35.2       47.6       54.9       73.3       25.9       37.5       40.3       54.6
Old  :                 35.2       47.6       54.9       73.3       25.9       37.5       40.3       54.6
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, June 26, 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  : 1,192,709:   947,902    607,032     48,347    349,128     98,645          0     97,890     23,400     57,801          0     16,614:        0         0
Old  : 1,192,709:   947,902    607,032     48,347    349,128     98,645          0     97,890     23,400     57,801          0     16,614:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :     2,769:         0          0          0          0      2,769          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      79.5       50.9        4.1       29.3        8.3        0.0        8.2        2.0        4.8        0.0        1.4:      0.0       0.0
Old  :     100.0:      79.5       50.9        4.1       29.3        8.3        0.0        8.2        2.0        4.8        0.0        1.4:      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:        23         16          .          5          6          0          .          .          .          0          .:
Old  :        39:        23         16          .          5          6          0          .          .          .          0          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.3       42.1       57.6       68.1       31.7       37.0       49.6       59.3
Old  :                 37.3       42.1       57.6       68.1       31.7       37.0       49.6       59.3
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, June 26, 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  :    52,893:    45,489     39,802      3,595      5,090      3,661          0      2,310          0          0      1,478          0:      148       552
Old  :    52,893:    45,489     39,802      3,595      5,090      3,661          0      2,310          0          0      1,478          0:      148       552
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      86.0       75.3        6.8        9.6        6.9        0.0        4.4        0.0        0.0        2.8        0.0:      0.3       1.0
Old  :     100.0:      86.0       75.3        6.8        9.6        6.9        0.0        4.4        0.0        0.0        2.8        0.0:      0.3       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         11          .          .          4          0          .          0          0          .          0:
Old  :        27:        15         11          .          .          4          0          .          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.0       68.8       77.8       86.6       55.6       57.6       68.4       73.4
Old  :                 59.0       68.8       77.8       86.6       55.6       57.6       68.4       73.4
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, June 26, 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  :    46,591:    29,595     36,031     13,542      3,445      1,275      1,480      5,735        105          0          0          0:      594         0
Old  :    46,591:    29,595     36,031     13,542      3,445      1,275      1,480      5,735        105          0          0          0:      594         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      63.5       77.3       29.1        7.4        2.7        3.2       12.3        0.2        0.0        0.0        0.0:      1.3       0.0
Old  :     100.0:      63.5       77.3       29.1        7.4        2.7        3.2       12.3        0.2        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  :        28:        12         14          .          .          .          .          .          .          0          0          0:
Old  :        28:        12         14          .          .          .          .          .          .          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  :                 67.9       58.9       86.8       80.1       41.9       40.3       54.6       55.3
Old  :                 67.9       58.9       86.8       80.1       41.9       40.3       54.6       55.3
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, June 26, 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  :    31,175:     7,469     17,057      7,117     10,961      1,467      4,350          0        420      9,082          0      1,270:        0         0
Old  :    31,175:     7,469     17,057      7,117     10,961      1,467      4,350          0        420      9,082          0      1,270:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :       264:         0        264          0          0          0          0          0          0        264          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      24.0       54.7       22.8       35.2        4.7       14.0        0.0        1.3       29.1        0.0        4.1:      0.0       0.0
Old  :     100.0:      24.0       54.7       22.8       35.2        4.7       14.0        0.0        1.3       29.1        0.0        4.1:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:         7         11          .          .          .          .          0          .          .          0          .:
Old  :        20:         7         11          .          .          .          .          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  :                 73.7       72.5       92.2       88.6       63.5       66.8       77.5       78.4
Old  :                 73.7       72.5       92.2       88.6       63.5       66.8       77.5       78.4
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, June 26, 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  :    16,110:    10,473     10,782      2,643      2,445      1,437          0          0          0        444        974        176:      936       296
Old  :    16,110:    10,473     10,782      2,643      2,445      1,437          0          0          0        444        974        176:      936       296
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :         0:         1          1          1          0         -2          0          0          0          0          0          0:        0        -0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      65.0       66.9       16.4       15.2        8.9        0.0        0.0        0.0        2.8        6.0        1.1:      5.8       1.8
Old  :     100.0:      65.0       66.9       16.4       15.2        8.9        0.0        0.0        0.0        2.8        6.0        1.1:      5.8       1.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        15         12          .          .          .          0          0          0          .          .          .:
Old  :        26:        15         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  :                 53.1       59.5       75.8       82.3       43.6       56.1       62.4       72.6
Old  :                 53.1       59.5       75.8       82.3       43.6       56.1       62.4       72.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE J 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-064A69
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :    12,975:     9,391      8,463      2,002      1,905      1,180          0          0          0        254      1,130          0:      148       297
Old  :    12,975:     9,391      8,463      2,002      1,905      1,180          0          0          0        254      1,130          0:      148       297
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      72.4       65.2       15.4       14.7        9.1        0.0        0.0        0.0        2.0        8.7        0.0:      1.1       2.3
Old  :     100.0:      72.4       65.2       15.4       14.7        9.1        0.0        0.0        0.0        2.0        8.7        0.0:      1.1       2.3
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  :        21:        12          6          .          .          4          0          0          0          .          .          0:
Old  :        21:        12          6          .          .          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  :                 54.1       65.1       75.3       89.2       53.1       59.2       68.3       74.1
Old  :                 54.1       65.1       75.3       89.2       53.1       59.2       68.3       74.1
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, June 26, 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  :   894,072:   821,677    611,539     25,311    168,352     23,684          0         80     23,400          0     67,017          0:        0         0
Old  :   894,072:   821,677    611,539     25,311    168,352     23,684          0         80     23,400          0     67,017          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      91.9       68.4        2.8       18.8        2.6        0.0        0.0        2.6        0.0        7.5        0.0:      0.0       0.0
Old  :     100.0:      91.9       68.4        2.8       18.8        2.6        0.0        0.0        2.6        0.0        7.5        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        18         11          .          .          .          0          .          .          0          .          0:
Old  :        27:        18         11          .          .          .          0          .          .          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.3       73.3       78.4       91.7       47.0       57.9       60.2       69.7
Old  :                 59.3       73.3       78.4       91.7       47.0       57.9       60.2       69.7
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, June 26, 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  : 1,006,241:   584,060    697,638    319,971    126,828     58,680     27,690    107,255     15,840          0          0          0:        0         0
Old  : 1,006,241:   584,060    697,638    319,971    126,828     58,680     27,690    107,255     15,840          0          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      58.0       69.3       31.8       12.6        5.8        2.8       10.7        1.6        0.0        0.0        0.0:      0.0       0.0
Old  :     100.0:      58.0       69.3       31.8       12.6        5.8        2.8       10.7        1.6        0.0        0.0        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        12         10          .          .          .          .          .          .          0          0          0:
Old  :        22:        12         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  :                 66.3       79.2       89.2       93.0       52.1       59.9       67.7       70.3
Old  :                 66.3       79.2       89.2       93.0       52.1       59.9       67.7       70.3
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, June 26, 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  :   546,290:    81,492    264,780    146,895    170,625     52,045     60,770          0      7,555    146,248          0     51,285:        0         0
Old  :   546,290:    81,492    264,780    146,895    170,625     52,045     60,770          0      7,555    146,248          0     51,285:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :     7,816:     3,136      3,136          0          0      4,680          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      14.9       48.5       26.9       31.2        9.5       11.1        0.0        1.4       26.8        0.0        9.4:      0.0       0.0
Old  :     100.0:      14.9       48.5       26.9       31.2        9.5       11.1        0.0        1.4       26.8        0.0        9.4:      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  :        20:         8         10          4          .          .          .          0          .          .          0          .:
Old  :        20:         8         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  :                 74.9       64.5       90.1       90.0       56.3       59.6       71.2       72.7
Old  :                 74.9       64.5       90.1       90.0       56.3       59.6       71.2       72.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE G5 MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A84
Disaggregated Commitments of Traders - Options and Futures Combined, June 26, 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  :   151,880:    92,950     69,165     34,721     51,090     24,209          0      1,168          0          0      6,248          0:        0         0
Old  :   151,880:    92,950     69,165     34,721     51,090     24,209          0      1,168          0          0      6,248          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 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:      61.2       45.5       22.9       33.6       15.9        0.0        0.8        0.0        0.0        4.1        0.0:      0.0       0.0
Old  :     100.0:      61.2       45.5       22.9       33.6       15.9        0.0        0.8        0.0        0.0        4.1        0.0:      0.0       0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:         6          8          .          .          .          0          .          0          0          .          0:
Old  :        20:         6          8          .          .          .          0          .          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 67.3       58.9       96.9       86.0       61.7       50.4       81.0       73.7
Old  :                 67.3       58.9       96.9       86.0       61.7       50.4       81.0       73.7
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, June 26, 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  :     9,057:     3,902      5,803      1,737          0      2,900        184          0        215          0         40         98:       20         0
Old  :     9,057:     3,902      5,803      1,737          0      2,900        184          0        215          0         40         98:       20         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       June 19, 2012                                                                    :
     :        85:        52         85         26          0        -11          6          0         -1          0         -2         14:       -0         0
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      43.1       64.1       19.2        0.0       32.0        2.0        0.0        2.4        0.0        0.4        1.1:      0.2       0.0
Old  :     100.0:      43.1       64.1       19.2        0.0       32.0        2.0        0.0        2.4        0.0        0.4        1.1:      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  :        21:        11         13          5          0          5          .          0          .          0          .          .:
Old  :        21:        11         13          5          0          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  :                 46.8       47.3       76.8       72.0       17.1       18.8       22.6       22.9
Old  :                 46.8       47.3       76.8       72.0       17.1       18.8       22.6       22.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated June 29, 2012