SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders with Delta-adjusted Options and Futures Combined, 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 ALLOWANCES) : : : : All : 35,653: 10,132 3,054 3,601 21,791 28,853 35,524 35,508: 129 145 Old : 35,653: 10,132 3,054 3,601 21,791 28,853 35,524 35,508: 129 145 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 8, 2008 : : -471: -72 91 -95 -213 -308 -380 -312: -91 -159 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 28.4 8.6 10.1 61.1 80.9 99.6 99.6: 0.4 0.4 Old : 100.0: 28.4 8.6 10.1 61.1 80.9 99.6 99.6: 0.4 0.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 32: 10 9 12 13 13 30 27: Old : 32: 10 9 12 13 13 30 27: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 59.8 74.0 81.7 84.2 33.1 33.4 40.5 38.7 Old : 59.8 74.0 81.7 84.2 33.1 33.4 40.5 38.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated April 18, 2008