SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, December 24, 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 : 9,309: 2,942 1,636 160 6,090 7,410 9,192 9,206: 117 103 Old : 9,309: 2,942 1,636 160 6,090 7,410 9,192 9,206: 117 103 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: December 18, 2007 : : -1,270: -96 -524 -50 -197 204 -343 -370: -927 -900 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 31.6 17.6 1.7 65.4 79.6 98.7 98.9: 1.3 1.1 Old : 100.0: 31.6 17.6 1.7 65.4 79.6 98.7 98.9: 1.3 1.1 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: 9 12 5 9 9 20 24: Old : 32: 9 12 5 9 9 20 24: 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 : 59.4 61.7 88.2 83.9 40.4 38.9 55.8 52.7 Old : 59.4 61.7 88.2 83.9 40.4 38.9 55.8 52.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated December 28, 2007