MISO.INDIANA.HUB_month_on_dap - NODAL EXCHANGE                                                          Code-064BFI
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 3, 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  :    22,092:     1,677        590         10     19,670     20,722     21,357     21,322:       735        770
Old  :    22,092:     1,677        590         10     19,670     20,722     21,357     21,322:       735        770
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.6        2.7        0.0       89.0       93.8       96.7       96.5:       3.3        3.5
Old  :     100.0:       7.6        2.7        0.0       89.0       93.8       96.7       96.5:       3.3        3.5
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  :        25:         1          1          1         13         14         15         15:
Old  :        25:         1          1          1         13         14         15         15:
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  :                 73.4       53.9       90.7       81.1       65.9       53.9       83.2       78.6
Old  :                 73.4       53.9       90.7       81.1       65.9       53.9       83.2       78.6
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, March 3, 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  :    18,957:     1,647        570         30     16,761     17,677     18,438     18,277:       519        680
Old  :    18,957:     1,647        570         30     16,761     17,677     18,438     18,277:       519        680
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.7        3.0        0.2       88.4       93.2       97.3       96.4:       2.7        3.6
Old  :     100.0:       8.7        3.0        0.2       88.4       93.2       97.3       96.4:       2.7        3.6
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  :        22:         1          1          1         10         15         12         16:
Old  :        22:         1          1          1         10         15         12         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  :                 82.3       53.2       95.3       81.7       74.7       53.2       85.8       77.5
Old  :                 82.3       53.2       95.3       81.7       74.7       53.2       85.8       77.5
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, March 3, 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  :    62,562:       610          0        160     59,751     60,188     60,521     60,348:     2,041      2,214
Old  :    62,562:       610          0        160     59,751     60,188     60,521     60,348:     2,041      2,214
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :       -40:       365          0        160       -565         35        -40        195:         0       -235
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.0        0.0        0.3       95.5       96.2       96.7       96.5:       3.3        3.5
Old  :     100.0:       1.0        0.0        0.3       95.5       96.2       96.7       96.5:       3.3        3.5
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  :        30:         2          0          1         18         23         20         24:
Old  :        30:         2          0          1         18         23         20         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  :                 82.5       72.9       90.0       85.9       78.7       67.4       82.7       77.6
Old  :                 82.5       72.9       90.0       85.9       78.7       67.4       82.7       77.6
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, March 3, 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  :    57,182:       365          0        160     54,652     53,977     55,177     54,137:     2,005      3,045
Old  :    57,182:       365          0        160     54,652     53,977     55,177     54,137:     2,005      3,045
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :       -40:       365          0        160       -565         35        -40        195:         0       -235
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6        0.0        0.3       95.6       94.4       96.5       94.7:       3.5        5.3
Old  :     100.0:       0.6        0.0        0.3       95.6       94.4       96.5       94.7:       3.5        5.3
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          0          1         16         17         17         18:
Old  :        23:         1          0          1         16         17         17         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  :                 84.3       75.1       91.0       88.2       81.0       69.3       84.3       80.3
Old  :                 84.3       75.1       91.0       88.2       81.0       69.3       84.3       80.3
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, March 3, 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  :    13,208:     1,175          0         28     11,675     13,060     12,878     13,088:       330        120
Old  :    13,208:     1,175          0         28     11,675     13,060     12,878     13,088:       330        120
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.9        0.0        0.2       88.4       98.9       97.5       99.1:       2.5        0.9
Old  :     100.0:       8.9        0.0        0.2       88.4       98.9       97.5       99.1:       2.5        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  :        21:         2          0          2         15          8         17         10:
Old  :        21:         2          0          2         15          8         17         10:
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  :                 56.8       92.3       81.8       98.9       53.4       85.6       72.9       85.6
Old  :                 56.8       92.3       81.8       98.9       53.4       85.6       72.9       85.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PECO_month_on_dap - NODAL EXCHANGE                                                                  Code-064EUY
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 3, 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  :    12,690:        75      1,645        225     11,435     10,565     11,735     12,435:       955        255
Old  :    12,690:        75      1,645        225     11,435     10,565     11,735     12,435:       955        255
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :       615:         0          0          0        600        615        600        615:        15          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       13.0        1.8       90.1       83.3       92.5       98.0:       7.5        2.0
Old  :     100.0:       0.6       13.0        1.8       90.1       83.3       92.5       98.0:       7.5        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  :        20:         1          2          2         14          8         16         11:
Old  :        20:         1          2          2         14          8         16         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  :                 61.8       87.4       82.9       96.8       60.6       78.6       75.4       83.5
Old  :                 61.8       87.4       82.9       96.8       60.6       78.6       75.4       83.5
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, March 3, 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  :    12,815:        75      1,415        325     12,150     10,910     12,550     12,650:       265        165
Old  :    12,815:        75      1,415        325     12,150     10,910     12,550     12,650:       265        165
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :        50:         0          0          0         50         50         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       11.0        2.5       94.8       85.1       97.9       98.7:       2.1        1.3
Old  :     100.0:       0.6       11.0        2.5       94.8       85.1       97.9       98.7:       2.1        1.3
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          1         16         13         18         15:
Old  :        23:         1          2          1         16         13         18         15:
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  :                 57.4       59.0       80.3       87.4       52.3       51.2       64.8       66.6
Old  :                 57.4       59.0       80.3       87.4       52.3       51.2       64.8       66.6
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, March 3, 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  :    12,250:       100      3,420          0     11,320      8,705     11,420     12,125:       830        125
Old  :    12,250:       100      3,420          0     11,320      8,705     11,420     12,125:       830        125
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :        50:         0          0          0         50         50         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8       27.9        0.0       92.4       71.1       93.2       99.0:       6.8        1.0
Old  :     100.0:       0.8       27.9        0.0       92.4       71.1       93.2       99.0:       6.8        1.0
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  :        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  :                 59.0       63.2       83.4       94.1       49.3       55.7       69.6       79.2
Old  :                 59.0       63.2       83.4       94.1       49.3       55.7       69.6       79.2
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, March 3, 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  :    28,756:       700      6,120        190     27,521     22,256     28,411     28,566:       345        190
Old  :    28,756:       700      6,120        190     27,521     22,256     28,411     28,566:       345        190
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,550:         0        275         25      1,525      1,250      1,550      1,550:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.4       21.3        0.7       95.7       77.4       98.8       99.3:       1.2        0.7
Old  :     100.0:       2.4       21.3        0.7       95.7       77.4       98.8       99.3:       1.2        0.7
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          2          1         17         13         19         15:
Old  :        24:         1          2          1         17         13         19         15:
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  :                 70.8       90.8       87.7       97.3       70.2       88.9       86.5       92.8
Old  :                 70.8       90.8       87.7       97.3       70.2       88.9       86.5       92.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM.PSEG_month_off_dap - NODAL EXCHANGE                                                                 Code-064EXF
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 3, 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  :    26,715:       100      5,285          0     26,315     21,295     26,415     26,580:       300        135
Old  :    26,715:       100      5,285          0     26,315     21,295     26,415     26,580:       300        135
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,280:         0        300          0      1,280        980      1,280      1,280:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4       19.8        0.0       98.5       79.7       98.9       99.5:       1.1        0.5
Old  :     100.0:       0.4       19.8        0.0       98.5       79.7       98.9       99.5:       1.1        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  :        20:         1          1          0         15          9         16         10:
Old  :        20:         1          1          0         15          9         16         10:
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  :                 75.0       93.6       91.2       99.3       75.0       90.8       90.2       95.5
Old  :                 75.0       93.6       91.2       99.3       75.0       90.8       90.2       95.5
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, March 3, 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  :    74,037:    11,543        850        979     58,210     68,913     70,732     70,742:     3,305      3,295
Old  :    74,037:    11,543        850        979     58,210     68,913     70,732     70,742:     3,305      3,295
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     2,635:       575          0         25      2,020      2,595      2,620      2,620:        15         15
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.6        1.1        1.3       78.6       93.1       95.5       95.5:       4.5        4.5
Old  :     100.0:      15.6        1.1        1.3       78.6       93.1       95.5       95.5:       4.5        4.5
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  :        33:         2          1          2         24         25         26         28:
Old  :        33:         2          1          2         24         25         26         28:
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  :                 65.8       57.7       85.2       78.2       65.2       54.0       83.1       74.4
Old  :                 65.8       57.7       85.2       78.2       65.2       54.0       83.1       74.4
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, March 3, 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  :    67,437:    16,143        200          0     49,686     65,641     65,829     65,841:     1,608      1,596
Old  :    67,437:    16,143        200          0     49,686     65,641     65,829     65,841:     1,608      1,596
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     2,630:       600          0          0      2,030      2,630      2,630      2,630:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      23.9        0.3        0.0       73.7       97.3       97.6       97.6:       2.4        2.4
Old  :     100.0:      23.9        0.3        0.0       73.7       97.3       97.6       97.6:       2.4        2.4
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          0         19         25         21         26:
Old  :        33:         2          1          0         19         25         21         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  :                 68.7       61.7       90.0       82.2       67.3       58.4       87.6       79.0
Old  :                 68.7       61.7       90.0       82.2       67.3       58.4       87.6       79.0
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, March 3, 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  :    30,695:     3,475      4,725          0     25,560     24,685     29,035     29,410:     1,660      1,285
Old  :    30,695:     3,475      4,725          0     25,560     24,685     29,035     29,410:     1,660      1,285
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,200:         0          0          0      1,200      1,200      1,200      1,200:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.3       15.4        0.0       83.3       80.4       94.6       95.8:       5.4        4.2
Old  :     100.0:      11.3       15.4        0.0       83.3       80.4       94.6       95.8:       5.4        4.2
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  :        30:         2          1          0         19         22         21         23:
Old  :        30:         2          1          0         19         22         21         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  :                 48.9       55.6       79.8       77.8       43.6       49.6       58.1       58.8
Old  :                 48.9       55.6       79.8       77.8       43.6       49.6       58.1       58.8
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, March 3, 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  :    25,945:     1,100          0        600     23,655     25,130     25,355     25,730:       590        215
Old  :    25,945:     1,100          0        600     23,655     25,130     25,355     25,730:       590        215
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,200:         0          0          0      1,200      1,200      1,200      1,200:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.2        0.0        2.3       91.2       96.9       97.7       99.2:       2.3        0.8
Old  :     100.0:       4.2        0.0        2.3       91.2       96.9       97.7       99.2:       2.3        0.8
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:         2          0          1         20         15         22         16:
Old  :        25:         2          0          1         20         15         22         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  :                 56.3       58.0       75.2       80.7       46.1       44.8       57.5       57.5
Old  :                 56.3       58.0       75.2       80.7       46.1       44.8       57.5       57.5
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, March 3, 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  :    28,441:     4,460      4,825         16     22,470     22,480     26,946     27,321:     1,495      1,120
Old  :    28,441:     4,460      4,825         16     22,470     22,480     26,946     27,321:     1,495      1,120
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,200:         0          0          0      1,200      1,200      1,200      1,200:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.7       17.0        0.1       79.0       79.0       94.7       96.1:       5.3        3.9
Old  :     100.0:      15.7       17.0        0.1       79.0       79.0       94.7       96.1:       5.3        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  :        30:         3          2          1         21         19         24         22:
Old  :        30:         3          2          1         21         19         24         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  :                 54.0       46.8       75.9       69.9       49.6       36.3       63.4       54.2
Old  :                 54.0       46.8       75.9       69.9       49.6       36.3       63.4       54.2
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, March 3, 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  :    21,655:        25      1,450        785     19,315     18,295     20,125     20,530:     1,530      1,125
Old  :    21,655:        25      1,450        785     19,315     18,295     20,125     20,530:     1,530      1,125
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 24, 2015                    :
     :     1,350:         0          0          0      1,350      1,350      1,350      1,350:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1        6.7        3.6       89.2       84.5       92.9       94.8:       7.1        5.2
Old  :     100.0:       0.1        6.7        3.6       89.2       84.5       92.9       94.8:       7.1        5.2
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          2          2         19         18         21         21:
Old  :        26:         1          2          2         19         18         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  :                 58.4       39.5       77.0       65.4       43.7       27.9       53.0       47.7
Old  :                 58.4       39.5       77.0       65.4       43.7       27.9       53.0       47.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 



Updated March 6, 2015