MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                                                          Code-064BFI
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    19,973:     1,450        480        130     17,805     18,715     19,385     19,325:       588        648
Old  :    19,973:     1,450        480        130     17,805     18,715     19,385     19,325:       588        648
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.3        2.4        0.7       89.1       93.7       97.1       96.8:       2.9        3.2
Old  :     100.0:       7.3        2.4        0.7       89.1       93.7       97.1       96.8:       2.9        3.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         2          1          1         12         14         14         16:
Old  :        24:         2          1          1         12         14         14         16:
Other:         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  :                 78.8       71.7       92.1       87.3       75.8       71.7       88.5       85.4
Old  :                 78.8       71.7       92.1       87.3       75.8       71.7       88.5       85.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
MISO.INDIANA.HUB_month_off_dap - NODAL EXCHANGE                                                         Code-064BFJ
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    21,707:       822        530        130     20,161     20,387     21,113     21,047:       594        660
Old  :    21,707:       822        530        130     20,161     20,387     21,113     21,047:       594        660
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :       -75:         0         50          0        -75       -125        -75        -75:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.8        2.4        0.6       92.9       93.9       97.3       97.0:       2.7        3.0
Old  :     100.0:       3.8        2.4        0.6       92.9       93.9       97.3       97.0:       2.7        3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         2          2          1         10         15         12         18:
Old  :        23:         2          2          1         10         15         12         18:
Other:         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  :                 85.2       66.9       95.7       86.6       82.1       66.9       89.7       85.3
Old  :                 85.2       66.9       95.7       86.6       82.1       66.9       89.7       85.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_on_dap - NODAL EXCHANGE                                                        Code-064DLW
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    59,935:       405        205        515     57,756     57,541     58,676     58,261:     1,259      1,674
Old  :    59,935:       405        205        515     57,756     57,541     58,676     58,261:     1,259      1,674
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        0.3        0.9       96.4       96.0       97.9       97.2:       2.1        2.8
Old  :     100.0:       0.7        0.3        0.9       96.4       96.0       97.9       97.2:       2.1        2.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        27:         1          1          2         15         21         17         23:
Old  :        27:         1          1          2         15         21         17         23:
Other:         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  :                 83.9       69.9       91.7       84.2       75.7       63.7       80.2       76.0
Old  :                 83.9       69.9       91.7       84.2       75.7       63.7       80.2       76.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_off_dap - NODAL EXCHANGE                                                       Code-064DLX
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    54,607:       405        205        515     52,577     51,858     53,497     52,578:     1,110      2,029
Old  :    54,607:       405        205        515     52,577     51,858     53,497     52,578:     1,110      2,029
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        0.4        0.9       96.3       95.0       98.0       96.3:       2.0        3.7
Old  :     100.0:       0.7        0.4        0.9       96.3       95.0       98.0       96.3:       2.0        3.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         1          1          2         15         18         17         20:
Old  :        24:         1          1          2         15         18         17         20:
Other:         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  :                 85.6       73.0       92.4       87.8       77.4       67.3       80.9       78.1
Old  :                 85.6       73.0       92.4       87.8       77.4       67.3       80.9       78.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PEPCO_month_on_dap - NODAL EXCHANGE                                                                 Code-064EVG
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :     9,991:         0      1,275        296      9,405      8,215      9,701      9,786:       290        205
Old  :     9,991:         0      1,275        296      9,405      8,215      9,701      9,786:       290        205
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       12.8        3.0       94.1       82.2       97.1       97.9:       2.9        2.1
Old  :     100.0:       0.0       12.8        3.0       94.1       82.2       97.1       97.9:       2.9        2.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         0          2          1         13          9         14         11:
Old  :        21:         0          2          1         13          9         14         11:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 69.6       60.7       87.6       92.9       65.1       60.3       79.2       80.0
Old  :                 69.6       60.7       87.6       92.9       65.1       60.3       79.2       80.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PSEG_month_on_dap - NODAL EXCHANGE                                                                  Code-064EXE
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    24,390:         0      5,090          0     24,240     19,210     24,240     24,300:       150         90
Old  :    24,390:         0      5,090          0     24,240     19,210     24,240     24,300:       150         90
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       20.9        0.0       99.4       78.8       99.4       99.6:       0.6        0.4
Old  :     100.0:       0.0       20.9        0.0       99.4       78.8       99.4       99.6:       0.6        0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        22:         0          1          0         14         13         14         14:
Old  :        22:         0          1          0         14         13         14         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 71.6       88.5       89.9       97.5       71.2       88.5       89.4       93.3
Old  :                 71.6       88.5       89.9       97.5       71.2       88.5       89.4       93.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_on_dap - NODAL EXCHANGE                                                           Code-064FHK
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    69,858:    10,690        215        316     56,313     66,636     67,319     67,167:     2,539      2,691
Old  :    69,858:    10,690        215        316     56,313     66,636     67,319     67,167:     2,539      2,691
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :       490:         0          0          0        490        490        490        490:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.3        0.3        0.5       80.6       95.4       96.4       96.1:       3.6        3.9
Old  :     100.0:      15.3        0.3        0.5       80.6       95.4       96.4       96.1:       3.6        3.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        36:         3          1          2         21         24         25         26:
Old  :        36:         3          1          2         21         24         25         26:
Other:         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  :                 67.5       59.4       86.8       82.7       67.2       59.4       86.0       82.7
Old  :                 67.5       59.4       86.8       82.7       67.2       59.4       86.0       82.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_off_dap - NODAL EXCHANGE                                                          Code-064FHL
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    65,520:    12,195          0          0     51,693     63,553     63,888     63,553:     1,632      1,967
Old  :    65,520:    12,195          0          0     51,693     63,553     63,888     63,553:     1,632      1,967
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :       490:         0          0          0        490        490        490        490:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.6        0.0        0.0       78.9       97.0       97.5       97.0:       2.5        3.0
Old  :     100.0:      18.6        0.0        0.0       78.9       97.0       97.5       97.0:       2.5        3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        34:         3          0          0         20         21         23         21:
Old  :        34:         3          0          0         20         21         23         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 65.0       61.7       83.9       82.9       64.6       61.7       81.6       82.5
Old  :                 65.0       61.7       83.9       82.9       64.6       61.7       81.6       82.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_on_rtp - NODAL EXCHANGE                                                        Code-064FKA
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    25,602:     1,750      4,050        250     22,645     20,585     24,645     24,885:       957        717
Old  :    25,602:     1,750      4,050        250     22,645     20,585     24,645     24,885:       957        717
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.8       15.8        1.0       88.5       80.4       96.3       97.2:       3.7        2.8
Old  :     100.0:       6.8       15.8        1.0       88.5       80.4       96.3       97.2:       3.7        2.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         1          1          1         19         18         21         20:
Old  :        25:         1          1          1         19         18         21         20:
Other:         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  :                 52.7       62.2       80.0       83.3       44.1       54.7       56.0       61.6
Old  :                 52.7       62.2       80.0       83.3       44.1       54.7       56.0       61.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.AEP-DAYTON HUB_month_off_rtp - NODAL EXCHANGE                                                       Code-064FKB
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    22,035:       350        600        600     20,945     20,695     21,895     21,895:       140        140
Old  :    22,035:       350        600        600     20,945     20,695     21,895     21,895:       140        140
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.6        2.7        2.7       95.1       93.9       99.4       99.4:       0.6        0.6
Old  :     100.0:       1.6        2.7        2.7       95.1       93.9       99.4       99.4:       0.6        0.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         1          1          1         21         15         23         17:
Old  :        26:         1          1          1         21         15         23         17:
Other:         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  :                 53.8       61.7       75.5       83.1       41.8       45.0       54.9       57.6
Old  :                 53.8       61.7       75.5       83.1       41.8       45.0       54.9       57.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_on_rtp - NODAL EXCHANGE                                                           Code-064FKE
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    26,964:     2,715      2,850        319     22,810     22,900     25,844     26,069:     1,120        895
Old  :    26,964:     2,715      2,850        319     22,810     22,900     25,844     26,069:     1,120        895
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :       550:         0          0          0        600        600        600        600:       -50        -50
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.1       10.6        1.2       84.6       84.9       95.8       96.7:       4.2        3.3
Old  :     100.0:      10.1       10.6        1.2       84.6       84.9       95.8       96.7:       4.2        3.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         3          2          2         17         22         21         25:
Old  :        29:         3          2          2         17         22         21         25:
Other:         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  :                 54.3       41.5       78.3       63.1       48.8       30.4       57.6       46.2
Old  :                 54.3       41.5       78.3       63.1       48.8       30.4       57.6       46.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.WESTERN HUB_month_off_rtp - NODAL EXCHANGE                                                          Code-064FKF
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 14, 2015                             
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    21,620:       200        675        855     19,435     19,380     20,490     20,910:     1,130        710
Old  :    21,620:       200        675        855     19,435     19,380     20,490     20,910:     1,130        710
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 7, 2015                         :
     :       530:         0          0          0        530        530        530        530:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.9        3.1        4.0       89.9       89.6       94.8       96.7:       5.2        3.3
Old  :     100.0:       0.9        3.1        4.0       89.9       89.6       94.8       96.7:       5.2        3.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         1          2          3         15         17         18         20:
Old  :        23:         1          2          3         15         17         18         20:
Other:         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       45.3       78.4       66.3       43.5       33.4       49.3       46.8
Old  :                 56.1       45.3       78.4       66.3       43.5       33.4       49.3       46.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated July 17, 2015