MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                                                          Code-064BFI
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    22,268:     1,918         25         50     19,495     21,363     21,463     21,438:       805        830
Old  :    22,268:     1,918         25         50     19,495     21,363     21,463     21,438:       805        830
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       300:         0          0          0        320        480        320        480:       -20       -180
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.6        0.1        0.2       87.5       95.9       96.4       96.3:       3.6        3.7
Old  :     100.0:       8.6        0.1        0.2       87.5       95.9       96.4       96.3:       3.6        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  :        26:         2          1          1         13         16         15         18:
Old  :        26:         2          1          1         13         16         15         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  :                 70.3       53.7       89.4       80.6       62.0       53.7       81.0       78.1
Old  :                 70.3       53.7       89.4       80.6       62.0       53.7       81.0       78.1
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    18,996:     1,836         25        100     16,391     18,161     18,327     18,286:       669        710
Old  :    18,996:     1,836         25        100     16,391     18,161     18,327     18,286:       669        710
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       300:         0          0          0        310        480        310        480:       -10       -180
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.7        0.1        0.5       86.3       95.6       96.5       96.3:       3.5        3.7
Old  :     100.0:       9.7        0.1        0.5       86.3       95.6       96.5       96.3:       3.5        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:         2          1          1         11         16         13         18:
Old  :        24:         2          1          1         11         16         13         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  :                 79.6       50.4       93.8       80.4       69.8       50.4       82.1       75.6
Old  :                 79.6       50.4       93.8       80.4       69.8       50.4       82.1       75.6
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    65,005:       290          0          0     62,311     62,370     62,601     62,370:     2,404      2,635
Old  :    65,005:       290          0          0     62,311     62,370     62,601     62,370:     2,404      2,635
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       710:         0          0          0        710        710        710        710:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4        0.0        0.0       95.9       95.9       96.3       95.9:       3.7        4.1
Old  :     100.0:       0.4        0.0        0.0       95.9       95.9       96.3       95.9:       3.7        4.1
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  :        29:         1          0          0         17         22         18         22:
Old  :        29:         1          0          0         17         22         18         22:
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  :                 82.5       75.4       91.4       88.1       81.4       71.1       84.8       80.0
Old  :                 82.5       75.4       91.4       88.1       81.4       71.1       84.8       80.0
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    61,017:         0          0          0     58,737     58,307     58,737     58,307:     2,280      2,710
Old  :    61,017:         0          0          0     58,737     58,307     58,737     58,307:     2,280      2,710
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :        60:         0          0          0         60         60         60         60:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       96.3       95.6       96.3       95.6:       3.7        4.4
Old  :     100.0:       0.0        0.0        0.0       96.3       95.6       96.3       95.6:       3.7        4.4
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  :        25:         0          0          0         17         20         17         20:
Old  :        25:         0          0          0         17         20         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  :                 83.8       77.0       92.2       88.8       81.3       71.7       84.6       79.6
Old  :                 83.8       77.0       92.2       88.8       81.3       71.7       84.6       79.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.BGE_month_on_dap - NODAL EXCHANGE                                                                   Code-064DPQ
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    14,151:       800         50          6     13,105     14,095     13,911     14,151:       240          0
Old  :    14,151:       800         50          6     13,105     14,095     13,911     14,151:       240          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.7        0.4        0.0       92.6       99.6       98.3      100.0:       1.7        0.0
Old  :     100.0:       5.7        0.4        0.0       92.6       99.6       98.3      100.0:       1.7        0.0
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  :        21:         1          1          1         15          7         16          9:
Old  :        21:         1          1          1         15          7         16          9:
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  :                 58.5       94.7       83.4      100.0       55.4       90.8       74.8       91.2
Old  :                 58.5       94.7       83.4      100.0       55.4       90.8       74.8       91.2
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    14,962:       150      2,300        102     14,415     12,375     14,667     14,777:       295        185
Old  :    14,962:       150      2,300        102     14,415     12,375     14,667     14,777:       295        185
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       250:         0          0          0        125        125        125        125:       125        125
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.0       15.4        0.7       96.3       82.7       98.0       98.8:       2.0        1.2
Old  :     100.0:       1.0       15.4        0.7       96.3       82.7       98.0       98.8:       2.0        1.2
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:         1          2          1         17         11         19         13:
Old  :        24:         1          2          1         17         11         19         13:
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  :                 61.6       63.7       85.0       89.4       53.8       54.0       70.1       73.9
Old  :                 61.6       63.7       85.0       89.4       53.8       54.0       70.1       73.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PEPCO_month_off_dap - NODAL EXCHANGE                                                                Code-064EVH
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    13,285:       200      2,795          0     12,200     10,365     12,400     13,160:       885        125
Old  :    13,285:       200      2,795          0     12,200     10,365     12,400     13,160:       885        125
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       175:         0          0          0         50         50         50         50:       125        125
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.5       21.0        0.0       91.8       78.0       93.3       99.1:       6.7        0.9
Old  :     100.0:       1.5       21.0        0.0       91.8       78.0       93.3       99.1:       6.7        0.9
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  :        20:         1          2          0         13          9         14         11:
Old  :        20:         1          2          0         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  :                 62.7       68.4       85.9       93.6       55.6       58.8       69.7       78.8
Old  :                 62.7       68.4       85.9       93.6       55.6       58.8       69.7       78.8
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    22,577:     1,325      4,865          0     21,007     17,692     22,332     22,557:       245         20
Old  :    22,577:     1,325      4,865          0     21,007     17,692     22,332     22,557:       245         20
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       166:       -20        120          0        166         26        146        146:        20         20
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.9       21.5        0.0       93.0       78.4       98.9       99.9:       1.1        0.1
Old  :     100.0:       5.9       21.5        0.0       93.0       78.4       98.9       99.9:       1.1        0.1
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  :        26:         1          2          0         16         15         17         17:
Old  :        26:         1          2          0         16         15         17         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  :                 66.7       92.6       89.1       97.1       66.3       89.3       88.4       93.8
Old  :                 66.7       92.6       89.1       97.1       66.3       89.3       88.4       93.8
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    58,333:     6,524      1,425        677     47,974     53,073     55,175     55,175:     3,158      3,158
Old  :    58,333:     6,524      1,425        677     47,974     53,073     55,175     55,175:     3,158      3,158
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       920:        70        -70          0        565        705        635        635:       285        285
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.2        2.4        1.2       82.2       91.0       94.6       94.6:       5.4        5.4
Old  :     100.0:      11.2        2.4        1.2       82.2       91.0       94.6       94.6:       5.4        5.4
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  :        33:         2          1          1         23         25         25         27:
Old  :        33:         2          1          1         23         25         25         27:
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  :                 51.9       53.0       75.1       73.3       50.3       53.0       67.0       67.7
Old  :                 51.9       53.0       75.1       73.3       50.3       53.0       67.0       67.7
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    49,937:    10,750        575          0     37,215     47,220     47,965     47,795:     1,972      2,142
Old  :    49,937:    10,750        575          0     37,215     47,220     47,965     47,795:     1,972      2,142
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       724:       120          0          0        479        599        599        599:       125        125
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.5        1.2        0.0       74.5       94.6       96.1       95.7:       3.9        4.3
Old  :     100.0:      21.5        1.2        0.0       74.5       94.6       96.1       95.7:       3.9        4.3
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  :        33:         2          1          0         22         23         24         24:
Old  :        33:         2          1          0         22         23         24         24:
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  :                 56.6       53.5       82.2       75.9       55.7       53.5       72.6       69.2
Old  :                 56.6       53.5       82.2       75.9       55.7       53.5       72.6       69.2
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    30,450:     3,125      5,225          0     25,355     23,760     28,480     28,985:     1,970      1,465
Old  :    30,450:     3,125      5,225          0     25,355     23,760     28,480     28,985:     1,970      1,465
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       250:         0         50          0        250        200        250        250:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.3       17.2        0.0       83.3       78.0       93.5       95.2:       6.5        4.8
Old  :     100.0:      10.3       17.2        0.0       83.3       78.0       93.5       95.2:       6.5        4.8
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  :        31:         1          2          0         23         23         24         25:
Old  :        31:         1          2          0         23         23         24         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  :                 52.9       53.3       79.8       71.9       51.3       45.1       59.5       56.2
Old  :                 52.9       53.3       79.8       71.9       51.3       45.1       59.5       56.2
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    26,605:     1,050          0        750     24,170     25,720     25,970     26,470:       635        135
Old  :    26,605:     1,050          0        750     24,170     25,720     25,970     26,470:       635        135
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :       200:       -50          0          0        200        150        150        150:        50         50
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.9        0.0        2.8       90.8       96.7       97.6       99.5:       2.4        0.5
Old  :     100.0:       3.9        0.0        2.8       90.8       96.7       97.6       99.5:       2.4        0.5
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  :        28:         2          0          1         21         18         23         19:
Old  :        28:         2          0          1         21         18         23         19:
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  :                 61.0       57.7       75.2       78.9       50.5       53.5       59.4       64.0
Old  :                 61.0       57.7       75.2       78.9       50.5       53.5       59.4       64.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.N ILLINOIS HUB_month_on_rtp - NODAL EXCHANGE                                                        Code-064FKC
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    23,190:    12,300      3,610        490      9,855     18,625     22,645     22,725:       545        465
Old  :    23,190:    12,300      3,610        490      9,855     18,625     22,645     22,725:       545        465
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      53.0       15.6        2.1       42.5       80.3       97.6       98.0:       2.4        2.0
Old  :     100.0:      53.0       15.6        2.1       42.5       80.3       97.6       98.0:       2.4        2.0
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  :        22:         1          2          1         13         14         15         16:
Old  :        22:         1          2          1         13         14         15         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  :                 76.5       68.3       91.4       89.2       75.8       59.3       80.0       74.3
Old  :                 76.5       68.3       91.4       89.2       75.8       59.3       80.0       74.3
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    28,368:     5,050      3,300        173     21,300     23,450     26,523     26,923:     1,845      1,445
Old  :    28,368:     5,050      3,300        173     21,300     23,450     26,523     26,923:     1,845      1,445
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.8       11.6        0.6       75.1       82.7       93.5       94.9:       6.5        5.1
Old  :     100.0:      17.8       11.6        0.6       75.1       82.7       93.5       94.9:       6.5        5.1
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  :        32:         3          1          2         22         23         25         26:
Old  :        32:         3          1          2         22         23         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  :                 55.5       50.7       75.5       70.2       48.4       40.2       61.8       54.4
Old  :                 55.5       50.7       75.5       70.2       48.4       40.2       61.8       54.4
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, December 16, 2014               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : Megawatt Hours (MWh)                                                       :
     :          :                                                                            :
All  :    20,220:        25        208        902     17,185     17,245     18,112     18,355:     2,108      1,865
Old  :    20,220:        25        208        902     17,185     17,245     18,112     18,355:     2,108      1,865
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 9, 2014                     :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1        1.0        4.5       85.0       85.3       89.6       90.8:      10.4        9.2
Old  :     100.0:       0.1        1.0        4.5       85.0       85.3       89.6       90.8:      10.4        9.2
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  :        26:         1          1          2         19         19         21         21:
Old  :        26:         1          1          2         19         19         21         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  :                 55.2       41.3       73.1       62.2       37.5       32.4       47.8       45.3
Old  :                 55.2       41.3       73.1       62.2       37.5       32.4       47.8       45.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated December 19, 2014