PJM WH REAL TIME PEAK OTC - ICE OTC Code-064363 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 800 MWh) : : : Positions : All : 158,225: 83,535 102,966 12,764 20,004 13,791 17,750 737 16,602 9,181 23 3,785: 817 317 Old : 158,225: 83,535 102,966 12,764 20,004 13,791 17,750 737 16,602 9,181 23 3,785: 817 317 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : -1,719: -219 762 482 -1,715 -141 -2,964 -321 -106 1,644 -21 130: -545 -307 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 52.8 65.1 8.1 12.6 8.7 11.2 0.5 10.5 5.8 0.0 2.4: 0.5 0.2 Old : 100.0: 52.8 65.1 8.1 12.6 8.7 11.2 0.5 10.5 5.8 0.0 2.4: 0.5 0.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 78: 41 38 6 9 10 7 . 4 7 . 7: Old : 78: 41 38 6 9 10 7 . 4 7 . 7: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 30.1 42.4 48.6 63.0 23.0 40.3 34.8 50.7 Old : 30.1 42.4 48.6 63.0 23.0 40.3 34.8 50.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MID-C FINANCIAL PEAK OTC - ICE OTC Code-064391 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 400 MWh) : : : Positions : All : 68,255: 56,082 43,738 3,830 15,808 5,625 318 820 1,544 213 82 535: 108 103 Old : 68,255: 56,082 43,738 3,830 15,808 5,625 318 820 1,544 213 82 535: 108 103 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 597: 2,406 70 -77 1,638 -1,188 72 616 -795 5 82 71: 103 103 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.2 64.1 5.6 23.2 8.2 0.5 1.2 2.3 0.3 0.1 0.8: 0.2 0.2 Old : 100.0: 82.2 64.1 5.6 23.2 8.2 0.5 1.2 2.3 0.3 0.1 0.8: 0.2 0.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 42: 23 25 . 4 6 . . . . . .: Old : 42: 23 25 . 4 6 . . . . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 48.9 55.1 73.2 74.4 41.5 38.8 54.4 52.5 Old : 48.9 55.1 73.2 74.4 41.5 38.8 54.4 52.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MID-C FINANCIAL OFF-PEAK OTC - ICE OTC Code-064392 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 25 MWh) : : : Positions : All : 603,727: 496,378 385,398 20,338 134,170 75,771 0 5,853 1,280 9,649 944 311: 0 0 Old : 603,727: 496,378 385,398 20,338 134,170 75,771 0 5,853 1,280 9,649 944 311: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 21,811: 7,500 14,174 18,722 15,072 -5,339 0 -3,000 280 1,288 944 -320: -320 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.2 63.8 3.4 22.2 12.6 0.0 1.0 0.2 1.6 0.2 0.1: 0.0 0.0 Old : 100.0: 82.2 63.8 3.4 22.2 12.6 0.0 1.0 0.2 1.6 0.2 0.1: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 40: 23 23 4 . 4 0 . . . . .: Old : 40: 23 23 4 . 4 0 . . . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 53.9 54.0 78.5 78.5 45.4 43.9 58.2 57.7 Old : 53.9 54.0 78.5 78.5 45.4 43.9 58.2 57.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WH OFF PEAK REAL TIME OTC - ICE OTC Code-064394 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 50 Megawatt Hours) : : : Positions : All : 1,608,564: 973,164 1,219,399 269,292 106,876 172,336 97,424 0 79,596 2,325 15,954 13,587: 840 816 Old : 1,608,564: 973,164 1,219,399 269,292 106,876 172,336 97,424 0 79,596 2,325 15,954 13,587: 840 816 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : -43,960: -23,326 -14,466 16,566 -856 -23,761 -3,103 0 -11,184 -5,521 -62 5,553: 816 816 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 60.5 75.8 16.7 6.6 10.7 6.1 0.0 4.9 0.1 1.0 0.8: 0.1 0.1 Old : 100.0: 60.5 75.8 16.7 6.6 10.7 6.1 0.0 4.9 0.1 1.0 0.8: 0.1 0.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 61: 35 30 6 . 9 6 0 5 . 5 .: Old : 61: 35 30 6 . 9 6 0 5 . 5 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 39.6 49.3 59.1 71.0 23.3 43.7 39.3 54.0 Old : 39.6 49.3 59.1 71.0 23.3 43.7 39.3 54.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SP15 FIN DAYAHEAD LPM PEAK OTC - ICE OTC Code-064395 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 400 Megawatt Hours) : : : Positions : All : 120,226: 81,486 80,655 9,801 12,026 24,294 1,193 0 2,756 179 0 493: 24 2 Old : 120,226: 81,486 80,655 9,801 12,026 24,294 1,193 0 2,756 179 0 493: 24 2 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 3,392: -241 490 301 -409 3,307 -59 0 -18 55 0 49: -2 -27 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 67.8 67.1 8.2 10.0 20.2 1.0 0.0 2.3 0.1 0.0 0.4: 0.0 0.0 Old : 100.0: 67.8 67.1 8.2 10.0 20.2 1.0 0.0 2.3 0.1 0.0 0.4: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 45: 26 27 4 5 7 . 0 . . 0 .: Old : 45: 26 27 4 5 7 . 0 . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 51.1 39.5 68.5 64.6 36.8 27.6 43.6 40.6 Old : 51.1 39.5 68.5 64.6 36.8 27.6 43.6 40.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SP15 FIN DA LPM OFF PEAK OTC - ICE OTC Code-064396 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 25 Megawatt Hours) : : : Positions : All : 564,671: 416,694 378,407 99,741 130,558 47,588 0 5,872 0 0 1,598 648: 0 0 Old : 564,671: 416,694 378,407 99,741 130,558 47,588 0 5,872 0 0 1,598 648: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 20,245: 16,428 5,185 -17,315 -1,312 21,132 0 -4,760 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 73.8 67.0 17.7 23.1 8.4 0.0 1.0 0.0 0.0 0.3 0.1: 0.0 0.0 Old : 100.0: 73.8 67.0 17.7 23.1 8.4 0.0 1.0 0.0 0.0 0.3 0.1: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 33: 20 17 . . 4 0 . 0 0 . .: Old : 33: 20 17 . . 4 0 . 0 0 . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 64.5 54.6 87.3 77.5 43.7 42.3 58.9 53.6 Old : 64.5 54.6 87.3 77.5 43.7 42.3 58.9 53.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 65,168: 28,565 20,006 2,310 33,361 5,534 24,086 260 1,824 770 3,000 62: 2,017 1,121 Old : 65,168: 28,565 20,006 2,310 33,361 5,534 24,086 260 1,824 770 3,000 62: 2,017 1,121 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 5,548: 3,324 620 552 2,898 -28 2,256 0 -510 54 2,640 -120: 20 48 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 43.8 30.7 3.5 51.2 8.5 37.0 0.4 2.8 1.2 4.6 0.1: 3.1 1.7 Old : 100.0: 43.8 30.7 3.5 51.2 8.5 37.0 0.4 2.8 1.2 4.6 0.1: 3.1 1.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 40: 22 17 . 7 9 . . . . . .: Old : 40: 22 17 . 7 9 . . . . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 53.8 60.4 69.6 79.4 48.5 51.3 59.4 66.3 Old : 53.8 60.4 69.6 79.4 48.5 51.3 59.4 66.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 16,889: 10,767 11,718 1,579 1,272 1,108 340 174 1,612 0 516 50: 1,433 439 Old : 16,889: 10,767 11,718 1,579 1,272 1,108 340 174 1,612 0 516 50: 1,433 439 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 422: 274 534 0 0 0 200 -30 -90 0 -30 20: 18 18 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 63.8 69.4 9.3 7.5 6.6 2.0 1.0 9.5 0.0 3.1 0.3: 8.5 2.6 Old : 100.0: 63.8 69.4 9.3 7.5 6.6 2.0 1.0 9.5 0.0 3.1 0.3: 8.5 2.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 32: 17 17 . 4 4 . . . 0 . .: Old : 32: 17 17 . 4 4 . . . 0 . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 49.0 46.9 71.3 63.2 47.0 39.2 57.2 51.7 Old : 49.0 46.9 71.3 63.2 47.0 39.2 57.2 51.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 10,666: 6,878 6,326 0 1,739 458 0 858 402 487 0 8: 2,433 875 Old : 10,666: 6,878 6,326 0 1,739 458 0 858 402 487 0 8: 2,433 875 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : -162: 28 -188 0 -66 2 -102 138 -138 2 0 0: 46 90 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 64.5 59.3 0.0 16.3 4.3 0.0 8.0 3.8 4.6 0.0 0.1: 22.8 8.2 Old : 100.0: 64.5 59.3 0.0 16.3 4.3 0.0 8.0 3.8 4.6 0.0 0.1: 22.8 8.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 13 12 0 4 . 0 . . . 0 .: Old : 22: 13 12 0 4 . 0 . . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 37.7 48.3 58.4 72.4 28.7 36.3 43.5 56.0 Old : 37.7 48.3 58.4 72.4 28.7 36.3 43.5 56.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465K Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(40 MEGAWATT HOURS PER PEAK DAY) : : : Positions : All : 13,083: 6,124 7,614 1,014 1,627 1,549 0 1,286 164 3,450 0 0: 782 843 Old : 13,083: 6,124 7,614 1,014 1,627 1,549 0 1,286 164 3,450 0 0: 782 843 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 998: 432 164 0 -188 236 -120 624 60 338 0 0: 52 102 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 46.8 58.2 7.8 12.4 11.8 0.0 9.8 1.3 26.4 0.0 0.0: 6.0 6.4 Old : 100.0: 46.8 58.2 7.8 12.4 11.8 0.0 9.8 1.3 26.4 0.0 0.0: 6.0 6.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 23: 11 14 . . . 0 . . . 0 0: Old : 23: 11 14 . . . 0 . . . 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.1 41.0 83.3 64.6 53.1 26.7 60.7 45.9 Old : 60.1 41.0 83.3 64.6 53.1 26.7 60.7 45.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 28,508: 17,996 12,184 2,574 8,553 2,842 1,528 2,460 260 866 0 142: 2,300 2,067 Old : 28,508: 17,996 12,184 2,574 8,553 2,842 1,528 2,460 260 866 0 142: 2,300 2,067 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : -17: 802 320 0 -168 -120 -720 -360 140 -168 0 0: 49 171 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 63.1 42.7 9.0 30.0 10.0 5.4 8.6 0.9 3.0 0.0 0.5: 8.1 7.3 Old : 100.0: 63.1 42.7 9.0 30.0 10.0 5.4 8.6 0.9 3.0 0.0 0.5: 8.1 7.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 29: 18 17 . . 6 . . . . 0 .: Old : 29: 18 17 . . 6 . . . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 38.0 51.9 56.2 74.7 21.2 45.5 34.5 54.3 Old : 38.0 51.9 56.2 74.7 21.2 45.5 34.5 54.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 11,129: 4,141 6,911 192 1,800 334 4,870 0 570 0 0 0: 1,022 1,514 Old : 11,129: 4,141 6,911 192 1,800 334 4,870 0 570 0 0 0: 1,022 1,514 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 60: 52 148 42 40 -30 40 0 -8 0 0 0: -36 -90 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 37.2 62.1 1.7 16.2 3.0 43.8 0.0 5.1 0.0 0.0 0.0: 9.2 13.6 Old : 100.0: 37.2 62.1 1.7 16.2 3.0 43.8 0.0 5.1 0.0 0.0 0.0: 9.2 13.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 15 14 . . 4 . 0 . 0 0 0: Old : 22: 15 14 . . 4 . 0 . 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 61.7 45.6 75.0 65.9 57.9 40.5 64.7 56.2 Old : 61.7 45.6 75.0 65.9 57.9 40.5 64.7 56.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 AEP DAYTON OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465O Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 13,218: 7,433 4,036 362 4,271 830 0 2,362 150 3,334 0 14: 1,095 1,555 Old : 13,218: 7,433 4,036 362 4,271 830 0 2,362 150 3,334 0 14: 1,095 1,555 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 726: 144 -112 0 -128 0 0 726 0 434 0 -18: 166 258 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 56.2 30.5 2.7 32.3 6.3 0.0 17.9 1.1 25.2 0.0 0.1: 8.3 11.8 Old : 100.0: 56.2 30.5 2.7 32.3 6.3 0.0 17.9 1.1 25.2 0.0 0.1: 8.3 11.8 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 21: 12 11 . . 4 0 . . . 0 .: Old : 21: 12 11 . . 4 0 . . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 59.0 58.8 77.2 80.8 50.5 49.9 59.8 60.3 Old : 59.0 58.8 77.2 80.8 50.5 49.9 59.8 60.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(2.5 MEGAWATTS PER OFF PEAK HRS) : : : Positions : All : 12,838: 9,466 6,534 804 1,691 918 0 1,572 550 0 582 24: 1,076 967 Old : 12,838: 9,466 6,534 804 1,691 918 0 1,572 550 0 582 24: 1,076 967 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 28: 28 -180 0 0 0 0 240 0 0 -72 0: 0 40 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 73.7 50.9 6.3 13.2 7.2 0.0 12.2 4.3 0.0 4.5 0.2: 8.4 7.5 Old : 100.0: 73.7 50.9 6.3 13.2 7.2 0.0 12.2 4.3 0.0 4.5 0.2: 8.4 7.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 26: 17 12 . 4 4 0 . . 0 . .: Old : 26: 17 12 . 4 4 0 . . 0 . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 50.6 40.5 70.8 65.3 45.3 24.0 59.2 43.6 Old : 50.6 40.5 70.8 65.3 45.3 24.0 59.2 43.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A34 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 68,921: 63,375 57,282 2,892 9,006 2,633 0 0 0 0 0 0: 21 0 Old : 68,921: 63,375 57,282 2,892 9,006 2,633 0 0 0 0 0 0: 21 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 1,489: 1,103 1,616 303 -210 83 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 92.0 83.1 4.2 13.1 3.8 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 92.0 83.1 4.2 13.1 3.8 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 28: 17 15 . . . 0 0 0 0 0 0: Old : 28: 17 15 . . . 0 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 68.4 81.9 83.3 96.9 68.2 77.8 83.0 91.8 Old : 68.4 81.9 83.3 96.9 68.2 77.8 83.0 91.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A35 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 1,084,209: 988,561 880,278 42,984 151,267 52,664 0 0 0 0 0 0: 0 0 Old : 1,084,209: 988,561 880,278 42,984 151,267 52,664 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 13,352: 13,352 12,992 0 360 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 91.2 81.2 4.0 14.0 4.9 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 91.2 81.2 4.0 14.0 4.9 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 28: 17 13 . 4 . 0 0 0 0 0 0: Old : 28: 17 13 . 4 . 0 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 71.0 83.2 88.4 94.4 68.9 78.9 84.2 87.1 Old : 71.0 83.2 88.4 94.4 68.9 78.9 84.2 87.1 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM AEP PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A38 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 37,196: 22,664 13,534 13,281 0 1,104 0 0 0 147 22,558 0: 0 0 Old : 37,196: 22,664 13,534 13,281 0 1,104 0 0 0 147 22,558 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : .: . . . . . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 60.9 36.4 35.7 0.0 3.0 0.0 0.0 0.0 0.4 60.6 0.0: 0.0 0.0 Old : 100.0: 60.9 36.4 35.7 0.0 3.0 0.0 0.0 0.0 0.4 60.6 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 11 7 . 0 . 0 0 0 . . 0: Old : 20: 11 7 . 0 . 0 0 0 . . 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 81.4 90.5 96.8 98.6 77.3 90.5 92.4 94.2 Old : 81.4 90.5 96.8 98.6 77.3 90.5 92.4 94.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM PPL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A53 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 315,637: 314,821 214,048 816 101,589 0 0 0 0 0 0 0: 0 0 Old : 315,637: 314,821 214,048 816 101,589 0 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 99.7 67.8 0.3 32.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 99.7 67.8 0.3 32.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 10 8 . . 0 0 0 0 0 0 0: Old : 20: 10 8 . . 0 0 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 74.4 74.6 97.7 95.9 59.5 67.9 81.5 81.6 Old : 74.4 74.6 97.7 95.9 59.5 67.9 81.5 81.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A54 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 35,907: 23,743 22,625 10,240 11,358 1,924 0 0 0 0 0 0: 0 0 Old : 35,907: 23,743 22,625 10,240 11,358 1,924 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 66.1 63.0 28.5 31.6 5.4 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 66.1 63.0 28.5 31.6 5.4 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 23: 11 10 . . . 0 0 0 0 0 0: Old : 23: 11 10 . . . 0 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.2 75.1 88.1 94.5 60.2 75.1 82.9 88.5 Old : 60.2 75.1 88.1 94.5 60.2 75.1 82.9 88.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A55 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 659,481: 438,936 415,769 187,440 210,607 33,105 0 0 0 0 0 0: 0 0 Old : 659,481: 438,936 415,769 187,440 210,607 33,105 0 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 66.6 63.0 28.4 31.9 5.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 66.6 63.0 28.4 31.9 5.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 22: 11 9 . . . 0 0 0 0 0 0: Old : 22: 11 9 . . . 0 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 58.6 75.6 89.7 97.3 58.6 74.9 83.7 88.8 Old : 58.6 75.6 89.7 97.3 58.6 74.9 83.7 88.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A56 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 124,113: 72,424 106,964 49,871 15,691 1,458 0 0 0 105 0 0: 255 0 Old : 124,113: 72,424 106,964 49,871 15,691 1,458 0 0 0 105 0 0: 255 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 58.4 86.2 40.2 12.6 1.2 0.0 0.0 0.0 0.1 0.0 0.0: 0.2 0.0 Old : 100.0: 58.4 86.2 40.2 12.6 1.2 0.0 0.0 0.0 0.1 0.0 0.0: 0.2 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 38: 13 24 . . . 0 0 0 . 0 0: Old : 38: 13 24 . . . 0 0 0 . 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.9 39.7 85.8 61.4 60.0 39.7 80.7 61.3 Old : 60.9 39.7 85.8 61.4 60.0 39.7 80.7 61.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE Code-064A57 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 50 MEGAWATT HOURS) : : : Positions : All : 2,006,078: 1,092,064 1,720,265 881,818 257,697 28,116 0 0 0 4,080 0 0: 0 0 Old : 2,006,078: 1,092,064 1,720,265 881,818 257,697 28,116 0 0 0 4,080 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 54.4 85.8 44.0 12.8 1.4 0.0 0.0 0.0 0.2 0.0 0.0: 0.0 0.0 Old : 100.0: 54.4 85.8 44.0 12.8 1.4 0.0 0.0 0.0 0.2 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 39: 12 22 4 4 . 0 0 0 . 0 0: Old : 39: 12 22 4 4 . 0 0 0 . 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 65.8 47.1 87.6 70.7 63.3 47.1 83.3 70.7 Old : 65.8 47.1 87.6 70.7 63.3 47.1 83.3 70.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE Code-064A58 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 61,426: 39,579 40,196 6,754 6,387 3,081 2,214 3,070 8,136 1,275 169 387: 0 0 Old : 61,426: 39,579 40,196 6,754 6,387 3,081 2,214 3,070 8,136 1,275 169 387: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 1,191: 1,191 981 -210 0 210 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 64.4 65.4 11.0 10.4 5.0 3.6 5.0 13.2 2.1 0.3 0.6: 0.0 0.0 Old : 100.0: 64.4 65.4 11.0 10.4 5.0 3.6 5.0 13.2 2.1 0.3 0.6: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 38: 22 17 5 . 5 . . . . . .: Old : 38: 22 17 5 . 5 . . . . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 40.1 48.2 60.9 77.0 34.5 43.1 51.9 62.2 Old : 40.1 48.2 60.9 77.0 34.5 43.1 51.9 62.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE Code-064A59 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 1,199,254: 933,595 525,260 44,427 431,119 160,395 14,112 37,365 0 23,400 21,790 23,325: 0 0 Old : 1,199,254: 933,595 525,260 44,427 431,119 160,395 14,112 37,365 0 23,400 21,790 23,325: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 23,216: 23,216 -27,579 0 27,275 0 0 0 0 -3,770 19,750 3,770: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 77.8 43.8 3.7 35.9 13.4 1.2 3.1 0.0 2.0 1.8 1.9: 0.0 0.0 Old : 100.0: 77.8 43.8 3.7 35.9 13.4 1.2 3.1 0.0 2.0 1.8 1.9: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 38: 22 17 . 5 5 . . 0 . . .: Old : 38: 22 17 . 5 5 . . 0 . . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 39.8 54.8 59.1 75.0 39.0 48.0 55.3 63.1 Old : 39.8 54.8 59.1 75.0 39.0 48.0 55.3 63.1 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A60 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 51,654: 47,581 37,034 1,890 11,413 2,162 0 381 0 0 409 0: 21 255 Old : 51,654: 47,581 37,034 1,890 11,413 2,162 0 381 0 0 409 0: 21 255 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 255: 255 255 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 92.1 71.7 3.7 22.1 4.2 0.0 0.7 0.0 0.0 0.8 0.0: 0.0 0.5 Old : 100.0: 92.1 71.7 3.7 22.1 4.2 0.0 0.7 0.0 0.0 0.8 0.0: 0.0 0.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 27: 17 13 . 4 . 0 . 0 0 . 0: Old : 27: 17 13 . 4 . 0 . 0 0 . 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 59.4 68.3 80.5 86.2 55.2 60.6 71.8 77.3 Old : 59.4 68.3 80.5 86.2 55.2 60.6 71.8 77.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MW IND TR REAL TIME PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A61 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 24,962: 20,570 10,682 3,888 8,970 210 0 4,806 294 0 0 0: 0 0 Old : 24,962: 20,570 10,682 3,888 8,970 210 0 4,806 294 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.4 42.8 15.6 35.9 0.8 0.0 19.3 1.2 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 82.4 42.8 15.6 35.9 0.8 0.0 19.3 1.2 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 10 7 . . . 0 . . 0 0 0: Old : 20: 10 7 . . . 0 . . 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 83.4 83.5 95.1 99.2 83.4 79.4 94.3 94.3 Old : 83.4 83.5 95.1 99.2 83.4 79.4 94.3 94.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A63 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 56,104: 33,945 48,244 19,084 5,100 210 2,550 2,340 210 0 0 0: 105 0 Old : 56,104: 33,945 48,244 19,084 5,100 210 2,550 2,340 210 0 0 0: 105 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 703: 703 703 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 60.5 86.0 34.0 9.1 0.4 4.5 4.2 0.4 0.0 0.0 0.0: 0.2 0.0 Old : 100.0: 60.5 86.0 34.0 9.1 0.4 4.5 4.2 0.4 0.0 0.0 0.0: 0.2 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 30: 14 16 . . . . . . 0 0 0: Old : 30: 14 16 . . . . . . 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 73.7 50.1 91.8 68.3 54.1 35.7 65.4 53.9 Old : 73.7 50.1 91.8 68.3 54.1 35.7 65.4 53.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM AEP DAY HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A64 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 42,208: 10,936 21,402 9,291 17,595 441 1,265 0 2,560 17,250 0 210: 255 0 Old : 42,208: 10,936 21,402 9,291 17,595 441 1,265 0 2,560 17,250 0 210: 255 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 25.9 50.7 22.0 41.7 1.0 3.0 0.0 6.1 40.9 0.0 0.5: 0.6 0.0 Old : 100.0: 25.9 50.7 22.0 41.7 1.0 3.0 0.0 6.1 40.9 0.0 0.5: 0.6 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 23: 9 13 . . . . 0 . . 0 .: Old : 23: 9 13 . . . . 0 . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 79.5 80.2 95.7 92.4 74.2 77.3 84.1 86.0 Old : 79.5 80.2 95.7 92.4 74.2 77.3 84.1 86.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A68 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 80 Megawatt Hours) : : : Positions : All : 17,713: 10,966 10,768 3,644 3,872 1,530 0 1,179 21 765 88 0: 787 255 Old : 17,713: 10,966 10,768 3,644 3,872 1,530 0 1,179 21 765 88 0: 787 255 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 61.9 60.8 20.6 21.9 8.6 0.0 6.7 0.1 4.3 0.5 0.0: 4.4 1.4 Old : 100.0: 61.9 60.8 20.6 21.9 8.6 0.0 6.7 0.1 4.3 0.5 0.0: 4.4 1.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 24: 11 10 . . . 0 . . . . 0: Old : 24: 11 10 . . . 0 . . . . 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 54.9 53.8 75.1 80.0 46.2 48.6 65.1 71.9 Old : 54.9 53.8 75.1 80.0 46.2 48.6 65.1 71.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A78 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 921,258: 857,575 585,071 0 254,053 39,059 23,400 2,040 0 0 39,811 1,224: 0 0 Old : 921,258: 857,575 585,071 0 254,053 39,059 23,400 2,040 0 0 39,811 1,224: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 5,925: 5,925 0 0 0 0 0 0 0 0 5,925 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 93.1 63.5 0.0 27.6 4.2 2.5 0.2 0.0 0.0 4.3 0.1: 0.0 0.0 Old : 100.0: 93.1 63.5 0.0 27.6 4.2 2.5 0.2 0.0 0.0 4.3 0.1: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 31: 18 16 0 5 . . . 0 0 . .: Old : 31: 18 16 0 5 . . . 0 0 . .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 58.6 70.7 78.5 88.5 44.3 56.2 58.9 67.2 Old : 58.6 70.7 78.5 88.5 44.3 56.2 58.9 67.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM N ILL HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A79 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 977,452: 449,525 777,244 383,352 151,368 48,840 95,735 0 0 0 0 0: 0 0 Old : 977,452: 449,525 777,244 383,352 151,368 48,840 95,735 0 0 0 0 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 46.0 79.5 39.2 15.5 5.0 9.8 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Old : 100.0: 46.0 79.5 39.2 15.5 5.0 9.8 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 26: 13 14 . . . . 0 0 0 0 0: Old : 26: 13 14 . . . . 0 0 0 0 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 72.3 78.0 91.3 92.4 60.0 62.0 71.8 72.8 Old : 72.3 78.0 91.3 92.4 60.0 62.0 71.8 72.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE A 5MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE Code-064A82 Disaggregated Commitments of Traders - Futures Only, December 20, 2011 ------------------------------------------------------------------------------------------------------------------------------------------------------------- : : Reportable Positions : Nonreportable : : Producer/Merchant/ : : : : Positions : Open : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Interest : Long : Short : Long : Short :Spreading : Long : Short :Spreading : Long : Short :Spreading : Long : Short ------------------------------------------------------------------------------------------------------------------------------------------------------------- : :(Contracts of 5 Megawatt Hours) : : : Positions : All : 119,845: 117,411 75,664 816 40,523 1,618 0 0 0 0 2,040 0: 0 0 Old : 119,845: 117,411 75,664 816 40,523 1,618 0 0 0 0 2,040 0: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 13, 2011 : : 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 98.0 63.1 0.7 33.8 1.4 0.0 0.0 0.0 0.0 1.7 0.0: 0.0 0.0 Old : 100.0: 98.0 63.1 0.7 33.8 1.4 0.0 0.0 0.0 0.0 1.7 0.0: 0.0 0.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 20: 9 8 . . . 0 0 0 0 . 0: Old : 20: 9 8 . . . 0 0 0 0 . 0: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 79.2 76.0 98.0 96.9 79.2 73.0 94.6 93.9 Old : 79.2 76.0 98.0 96.9 79.2 73.0 94.6 93.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated December 23, 2011