SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders with Delta-adjusted Options and Futures Combined, October 23, 2007 ------------------------------------------------------------------------------------------------------------------- : 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 : 24,670: 6,788 4,623 2,276 15,316 17,480 24,380 24,379: 290 291 Old : 24,670: 6,788 4,623 2,276 15,316 17,480 24,380 24,379: 290 291 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: October 16, 2007 : : 2,786: 932 1,721 917 756 69 2,606 2,707: 180 79 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 27.5 18.7 9.2 62.1 70.9 98.8 98.8: 1.2 1.2 Old : 100.0: 27.5 18.7 9.2 62.1 70.9 98.8 98.8: 1.2 1.2 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 : 37: 12 12 14 12 12 31 32: Old : 37: 12 12 14 12 12 31 32: 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 : 58.8 65.4 81.5 79.1 33.2 29.7 41.2 37.1 Old : 58.8 65.4 81.5 79.1 33.2 29.7 41.2 37.1 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated October 26, 2007