PJM WH REAL TIME PEAK OTC - ICE OTC Code-064363 Disaggregated Commitments of Traders - Futures Only, December 27, 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 : 160,965: 83,940 106,216 13,080 18,384 14,676 18,508 1,259 16,558 9,665 86 3,554: 984 232 Old : 160,965: 83,940 106,216 13,080 18,384 14,676 18,508 1,259 16,558 9,665 86 3,554: 984 232 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 2,740: 405 3,250 316 -1,620 885 758 522 -44 484 63 -231: 167 -85 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 52.1 66.0 8.1 11.4 9.1 11.5 0.8 10.3 6.0 0.1 2.2: 0.6 0.1 Old : 100.0: 52.1 66.0 8.1 11.4 9.1 11.5 0.8 10.3 6.0 0.1 2.2: 0.6 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 : 78: 41 39 6 9 10 6 . 5 7 . 7: Old : 78: 41 39 6 9 10 6 . 5 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 : 29.1 43.2 47.8 63.7 23.0 41.1 34.9 51.1 Old : 29.1 43.2 47.8 63.7 23.0 41.1 34.9 51.1 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 27, 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 : 68,851: 56,654 44,129 3,622 15,835 5,856 601 1,101 1,288 188 5 534: 108 103 Old : 68,851: 56,654 44,129 3,622 15,835 5,856 601 1,101 1,288 188 5 534: 108 103 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 596: 572 391 -208 27 231 283 281 -256 -25 -77 -1: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.3 64.1 5.3 23.0 8.5 0.9 1.6 1.9 0.3 0.0 0.8: 0.2 0.1 Old : 100.0: 82.3 64.1 5.3 23.0 8.5 0.9 1.6 1.9 0.3 0.0 0.8: 0.2 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 : 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 : 49.5 54.7 74.4 73.8 42.3 38.3 54.9 51.6 Old : 49.5 54.7 74.4 73.8 42.3 38.3 54.9 51.6 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 27, 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 : 609,893: 503,304 383,204 7,632 134,800 86,413 0 3,261 1,280 10,625 296 639: 0 0 Old : 609,893: 503,304 383,204 7,632 134,800 86,413 0 3,261 1,280 10,625 296 639: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 6,166: 6,926 -2,194 -12,706 630 10,642 0 -2,592 0 976 -648 328: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 82.5 62.8 1.3 22.1 14.2 0.0 0.5 0.2 1.7 0.0 0.1: 0.0 0.0 Old : 100.0: 82.5 62.8 1.3 22.1 14.2 0.0 0.5 0.2 1.7 0.0 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 : 53.7 54.5 77.3 79.3 45.2 42.4 55.7 56.5 Old : 53.7 54.5 77.3 79.3 45.2 42.4 55.7 56.5 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 27, 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 : 1,606,939: 973,549 1,235,410 276,764 97,540 159,047 99,699 0 80,004 2,852 21,066 13,844: 1,180 28 Old : 1,606,939: 973,549 1,235,410 276,764 97,540 159,047 99,699 0 80,004 2,852 21,066 13,844: 1,180 28 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : -1,625: 385 16,011 7,472 -9,336 -13,289 2,275 0 408 527 5,112 257: 340 -788 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 60.6 76.9 17.2 6.1 9.9 6.2 0.0 5.0 0.2 1.3 0.9: 0.1 0.0 Old : 100.0: 60.6 76.9 17.2 6.1 9.9 6.2 0.0 5.0 0.2 1.3 0.9: 0.1 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 : 61: 34 30 6 . 9 6 0 5 . 4 .: Old : 61: 34 30 6 . 9 6 0 5 . 4 .: 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 : 39.2 49.7 58.7 70.8 23.7 43.7 39.8 54.6 Old : 39.2 49.7 58.7 70.8 23.7 43.7 39.8 54.6 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 27, 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 : 120,470: 82,193 79,963 7,933 10,691 25,426 1,316 279 2,658 69 0 624: 251 829 Old : 120,470: 82,193 79,963 7,933 10,691 25,426 1,316 279 2,658 69 0 624: 251 829 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 244: 707 -692 -1,868 -1,335 1,132 123 279 -98 -110 0 131: 227 827 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 68.2 66.4 6.6 8.9 21.1 1.1 0.2 2.2 0.1 0.0 0.5: 0.2 0.7 Old : 100.0: 68.2 66.4 6.6 8.9 21.1 1.1 0.2 2.2 0.1 0.0 0.5: 0.2 0.7 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 : 45: 26 27 5 4 7 . . . . 0 .: Old : 45: 26 27 5 4 7 . . . . 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 : 50.9 39.5 68.0 64.7 36.3 27.6 43.4 39.7 Old : 50.9 39.5 68.0 64.7 36.3 27.6 43.4 39.7 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 27, 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 : 574,684: 426,379 386,172 96,893 130,558 50,444 0 5,264 0 0 1,278 968: 0 0 Old : 574,684: 426,379 386,172 96,893 130,558 50,444 0 5,264 0 0 1,278 968: 0 0 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 10,013: 9,685 7,765 -2,848 0 2,856 0 -608 0 0 -320 320: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 74.2 67.2 16.9 22.7 8.8 0.0 0.9 0.0 0.0 0.2 0.2: 0.0 0.0 Old : 100.0: 74.2 67.2 16.9 22.7 8.8 0.0 0.9 0.0 0.0 0.2 0.2: 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 : 32: 20 17 . . 4 0 . 0 0 . .: Old : 32: 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 : 63.9 55.5 87.5 78.5 43.3 41.6 59.4 53.2 Old : 63.9 55.5 87.5 78.5 43.3 41.6 59.4 53.2 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 27, 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 : 75,750: 36,279 42,312 2,322 22,331 5,724 26,890 160 1,924 680 2,160 62: 1,869 1,077 Old : 75,750: 36,279 42,312 2,322 22,331 5,724 26,890 160 1,924 680 2,160 62: 1,869 1,077 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 10,582: 7,714 22,306 12 -11,030 190 2,804 -100 100 -90 -840 0: -148 -44 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 47.9 55.9 3.1 29.5 7.6 35.5 0.2 2.5 0.9 2.9 0.1: 2.5 1.4 Old : 100.0: 47.9 55.9 3.1 29.5 7.6 35.5 0.2 2.5 0.9 2.9 0.1: 2.5 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 : 41: 23 17 . 7 8 . . . . . .: Old : 41: 23 17 . 7 8 . . . . . .: 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 : 55.0 61.3 74.9 79.3 51.0 51.6 63.8 67.8 Old : 55.0 61.3 74.9 79.3 51.0 51.6 63.8 67.8 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 27, 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 : 16,935: 10,813 11,572 1,579 1,248 1,108 340 294 1,612 0 576 50: 1,433 475 Old : 16,935: 10,813 11,572 1,579 1,248 1,108 340 294 1,612 0 576 50: 1,433 475 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 46: 46 -146 0 -24 0 0 120 0 0 60 0: 0 36 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 63.9 68.3 9.3 7.4 6.5 2.0 1.7 9.5 0.0 3.4 0.3: 8.5 2.8 Old : 100.0: 63.9 68.3 9.3 7.4 6.5 2.0 1.7 9.5 0.0 3.4 0.3: 8.5 2.8 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 : 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 : 48.8 46.2 71.1 62.6 46.9 37.3 56.8 50.1 Old : 48.8 46.2 71.1 62.6 46.9 37.3 56.8 50.1 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 27, 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 : 10,562: 6,618 6,296 0 1,715 460 0 858 402 487 0 8: 2,587 823 Old : 10,562: 6,618 6,296 0 1,715 460 0 858 402 487 0 8: 2,587 823 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : -104: -260 -30 0 -24 2 0 0 0 0 0 0: 154 -52 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 62.7 59.6 0.0 16.2 4.4 0.0 8.1 3.8 4.6 0.0 0.1: 24.5 7.8 Old : 100.0: 62.7 59.6 0.0 16.2 4.4 0.0 8.1 3.8 4.6 0.0 0.1: 24.5 7.8 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 0 4 . 0 . . . 0 .: Old : 21: 12 11 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 : 38.1 48.6 58.9 72.9 29.0 36.5 44.0 56.3 Old : 38.1 48.6 58.9 72.9 29.0 36.5 44.0 56.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465K Disaggregated Commitments of Traders - Futures Only, December 27, 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 : 13,341: 6,454 8,512 1,014 1,603 1,453 0 1,430 164 3,354 0 0: 902 179 Old : 13,341: 6,454 8,512 1,014 1,603 1,453 0 1,430 164 3,354 0 0: 902 179 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 258: 330 898 0 -24 -96 0 144 0 -96 0 0: 120 -664 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 48.4 63.8 7.6 12.0 10.9 0.0 10.7 1.2 25.1 0.0 0.0: 6.8 1.3 Old : 100.0: 48.4 63.8 7.6 12.0 10.9 0.0 10.7 1.2 25.1 0.0 0.0: 6.8 1.3 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 : 24: 11 15 . . . 0 . . . 0 0: Old : 24: 11 15 . . . 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 : 58.3 40.9 80.3 65.2 51.3 29.0 58.8 48.9 Old : 58.3 40.9 80.3 65.2 51.3 29.0 58.8 48.9 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 27, 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 : 28,746: 18,622 13,204 2,886 8,049 2,848 568 2,460 260 1,086 0 142: 2,334 1,783 Old : 28,746: 18,622 13,204 2,886 8,049 2,848 568 2,460 260 1,086 0 142: 2,334 1,783 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 238: 626 1,020 312 -504 6 -960 0 0 220 0 0: 34 -284 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 64.8 45.9 10.0 28.0 9.9 2.0 8.6 0.9 3.8 0.0 0.5: 8.1 6.2 Old : 100.0: 64.8 45.9 10.0 28.0 9.9 2.0 8.6 0.9 3.8 0.0 0.5: 8.1 6.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : : : Number of Traders in Each Category : All : 29: 18 17 . 4 7 . . . . 0 .: Old : 29: 18 17 . 4 7 . . . . 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 : 38.3 49.6 57.9 73.1 22.1 43.2 35.7 53.3 Old : 38.3 49.6 57.9 73.1 22.1 43.2 35.7 53.3 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 27, 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 : 11,099: 4,087 6,881 216 1,800 334 4,870 0 570 0 0 0: 1,022 1,514 Old : 11,099: 4,087 6,881 216 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 20, 2011 : : -30: -54 -30 24 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 36.8 62.0 1.9 16.2 3.0 43.9 0.0 5.1 0.0 0.0 0.0: 9.2 13.6 Old : 100.0: 36.8 62.0 1.9 16.2 3.0 43.9 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 : 61.8 45.5 75.3 65.8 57.8 40.6 64.9 56.3 Old : 61.8 45.5 75.3 65.8 57.8 40.6 64.9 56.3 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 27, 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 : 13,378: 7,485 4,980 362 4,151 830 0 2,362 150 3,282 0 14: 1,255 891 Old : 13,378: 7,485 4,980 362 4,151 830 0 2,362 150 3,282 0 14: 1,255 891 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 160: 52 944 0 -120 0 0 0 0 -52 0 0: 160 -664 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 56.0 37.2 2.7 31.0 6.2 0.0 17.7 1.1 24.5 0.0 0.1: 9.4 6.7 Old : 100.0: 56.0 37.2 2.7 31.0 6.2 0.0 17.7 1.1 24.5 0.0 0.1: 9.4 6.7 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 : 23: 13 13 . . 4 0 . . . 0 .: Old : 23: 13 13 . . 4 0 . . . 0 .: Other: 0: 0 0 0 0 0 0 0 0 0 0 0: :------------------------------------------------------------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 57.9 58.1 75.9 83.1 49.5 49.3 58.7 64.7 Old : 57.9 58.1 75.9 83.1 49.5 49.3 58.7 64.7 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 27, 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 : 12,962: 9,590 6,662 828 1,691 894 0 1,596 550 0 582 24: 1,076 963 Old : 12,962: 9,590 6,662 828 1,691 894 0 1,596 550 0 582 24: 1,076 963 Other: 0: 0 0 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 20, 2011 : : 124: 124 128 24 0 -24 0 24 0 0 0 0: 0 -4 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 74.0 51.4 6.4 13.0 6.9 0.0 12.3 4.2 0.0 4.5 0.2: 8.3 7.4 Old : 100.0: 74.0 51.4 6.4 13.0 6.9 0.0 12.3 4.2 0.0 4.5 0.2: 8.3 7.4 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 : 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 : 50.3 40.1 70.1 64.8 44.8 23.9 57.7 43.0 Old : 50.3 40.1 70.1 64.8 44.8 23.9 57.7 43.0 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 27, 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 : 69,029: 63,483 57,390 2,892 9,006 2,633 0 0 0 0 0 0: 21 0 Old : 69,029: 63,483 57,390 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 20, 2011 : : 108: 108 108 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 92.0 83.1 4.2 13.0 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 13.0 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 : 68.3 81.8 83.2 96.7 68.0 77.8 83.0 91.7 Old : 68.3 81.8 83.2 96.7 68.0 77.8 83.0 91.7 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 27, 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 : 1,084,600: 988,952 880,669 42,984 151,267 52,664 0 0 0 0 0 0: 0 0 Old : 1,084,600: 988,952 880,669 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 20, 2011 : : 391: 391 391 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 91.2 81.2 4.0 13.9 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 13.9 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 68.8 78.9 84.2 87.1 Old : 71.0 83.2 88.4 94.4 68.8 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 27, 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 20, 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: 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 27, 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 : 315,229: 314,413 213,640 816 101,589 0 0 0 0 0 0 0: 0 0 Old : 315,229: 314,413 213,640 816 101,589 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 20, 2011 : : -408: -408 -408 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 : 74.5 74.7 97.7 95.9 59.6 67.9 81.6 81.7 Old : 74.5 74.7 97.7 95.9 59.6 67.9 81.6 81.7 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 27, 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 20, 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 27, 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 20, 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 27, 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 : 123,462: 71,773 106,313 49,871 15,691 1,458 0 0 0 105 0 0: 255 0 Old : 123,462: 71,773 106,313 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 20, 2011 : : -651: -651 -651 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 58.1 86.1 40.4 12.7 1.2 0.0 0.0 0.0 0.1 0.0 0.0: 0.2 0.0 Old : 100.0: 58.1 86.1 40.4 12.7 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 23 . . . 0 0 0 . 0 0: Old : 38: 13 23 . . . 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 : 61.2 39.9 85.7 61.7 60.4 39.9 81.1 61.6 Old : 61.2 39.9 85.7 61.7 60.4 39.9 81.1 61.6 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 27, 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 : 1,992,662: 1,078,648 1,706,849 881,818 257,697 28,116 0 0 0 4,080 0 0: 0 0 Old : 1,992,662: 1,078,648 1,706,849 881,818 257,697 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 20, 2011 : : -13,416: -13,416 -13,416 0 0 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 54.1 85.7 44.3 12.9 1.4 0.0 0.0 0.0 0.2 0.0 0.0: 0.0 0.0 Old : 100.0: 54.1 85.7 44.3 12.9 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 21 4 4 . 0 0 0 . 0 0: Old : 39: 12 21 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 : 66.2 47.4 87.8 71.2 63.7 47.4 83.9 71.2 Old : 66.2 47.4 87.8 71.2 63.7 47.4 83.9 71.2 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 27, 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 : 62,701: 39,579 40,196 6,754 6,387 3,081 3,489 4,345 8,136 1,275 169 387: 0 0 Old : 62,701: 39,579 40,196 6,754 6,387 3,081 3,489 4,345 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 20, 2011 : : 1,275: 0 0 0 0 0 1,275 1,275 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 63.1 64.1 10.8 10.2 4.9 5.6 6.9 13.0 2.0 0.3 0.6: 0.0 0.0 Old : 100.0: 63.1 64.1 10.8 10.2 4.9 5.6 6.9 13.0 2.0 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 : 41.3 48.4 61.7 77.4 33.8 42.2 52.6 63.0 Old : 41.3 48.4 61.7 77.4 33.8 42.2 52.6 63.0 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 27, 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 : 1,222,654: 933,595 525,260 44,427 431,119 160,395 14,112 37,365 23,400 23,400 21,790 23,325: 0 0 Old : 1,222,654: 933,595 525,260 44,427 431,119 160,395 14,112 37,365 23,400 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 20, 2011 : : 23,400: 0 0 0 0 0 0 0 23,400 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 76.4 43.0 3.6 35.3 13.1 1.2 3.1 1.9 1.9 1.8 1.9: 0.0 0.0 Old : 100.0: 76.4 43.0 3.6 35.3 13.1 1.2 3.1 1.9 1.9 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 : 39: 22 17 . 5 5 . . . . . .: Old : 39: 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 : 39.0 53.8 58.0 73.6 38.3 47.1 54.2 60.8 Old : 39.0 53.8 58.0 73.6 38.3 47.1 54.2 60.8 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 27, 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 20, 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: 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 27, 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 20, 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 27, 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 20, 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: 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 27, 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 20, 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 27, 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 20, 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 27, 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 20, 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: 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 27, 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 20, 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 27, 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 20, 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 30, 2011