SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 22, 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 : 37,748: 10,231 2,632 4,767 22,634 30,178 37,632 37,577: 116 171 Old : 37,748: 10,231 2,632 4,767 22,634 30,178 37,632 37,577: 116 171 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 15, 2008 : : 2,094: 99 -422 1,166 843 1,325 2,108 2,069: -13 26 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 27.1 7.0 12.6 60.0 79.9 99.7 99.5: 0.3 0.5 Old : 100.0: 27.1 7.0 12.6 60.0 79.9 99.7 99.5: 0.3 0.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 32: 10 8 12 14 14 31 27: Old : 32: 10 8 12 14 14 31 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 : 57.5 69.7 79.6 83.6 33.9 31.8 39.8 37.5 Old : 57.5 69.7 79.6 83.6 33.9 31.8 39.8 37.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated April 25, 2008