SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, August 14, 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 : 16,451: 4,625 1,376 923 10,796 14,057 16,344 16,356: 107 95 Old : 16,451: 4,625 1,376 923 10,796 14,057 16,344 16,356: 107 95 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: August 7, 2007 : : 105: 249 477 236 -87 -105 398 608: -293 -503 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 28.1 8.4 5.6 65.6 85.4 99.3 99.4: 0.7 0.6 Old : 100.0: 28.1 8.4 5.6 65.6 85.4 99.3 99.4: 0.7 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 : 29: 11 8 7 7 10 21 22: Old : 29: 11 8 7 7 10 21 22: 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 : 72.3 73.0 87.4 84.6 47.7 43.4 55.8 53.4 Old : 72.3 73.0 87.4 84.6 47.7 43.4 55.8 53.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated August 17, 2007