SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, May 15, 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 : 15,303: 3,424 841 193 11,560 13,413 15,177 14,447: 126 856 Old : 15,303: 3,424 841 193 11,560 13,413 15,177 14,447: 126 856 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: May 8, 2007 : : 396: 52 670 -412 1,569 236 1,209 494: -813 -98 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 22.4 5.5 1.3 75.5 87.6 99.2 94.4: 0.8 5.6 Old : 100.0: 22.4 5.5 1.3 75.5 87.6 99.2 94.4: 0.8 5.6 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 : 27: 9 7 4 9 10 20 19: Old : 27: 9 7 4 9 10 20 19: 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 : 81.2 84.2 92.9 90.4 48.6 45.6 53.7 49.7 Old : 81.2 84.2 92.9 90.4 48.6 45.6 53.7 49.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated May 18, 2007