SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, April 15, 2008 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION : : : : All : 23,659: 10,001 3,657 627 12,902 19,235 23,530 23,519: 129 140 Old : 23,659: 10,001 3,657 627 12,902 19,235 23,530 23,519: 129 140 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 8, 2008 : : 136: -14 482 33 208 -220 227 295: -91 -159 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 42.3 15.5 2.7 54.5 81.3 99.5 99.4: 0.5 0.6 Old : 100.0: 42.3 15.5 2.7 54.5 81.3 99.5 99.4: 0.5 0.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 31: 9 9 7 11 12 23 25: Old : 31: 9 9 7 11 12 23 25: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 68.6 74.9 88.0 85.5 54.3 55.0 65.6 63.5 Old : 68.6 74.9 88.0 85.5 54.3 55.0 65.6 63.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated April 18, 2008