SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, December 4, 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 : 18,443: 7,840 4,999 602 9,987 12,794 18,429 18,395: 14 48 Old : 18,443: 7,840 4,999 602 9,987 12,794 18,429 18,395: 14 48 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: November 27, 2007 : : -2,240: -1,007 1,828 -1,268 35 -2,822 -2,240 -2,262: 0 22 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 42.5 27.1 3.3 54.2 69.4 99.9 99.7: 0.1 0.3 Old : 100.0: 42.5 27.1 3.3 54.2 69.4 99.9 99.7: 0.1 0.3 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 : 33: 11 10 8 7 10 21 25: Old : 33: 11 10 8 7 10 21 25: 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 : 71.2 70.1 89.5 85.0 53.6 50.9 67.0 63.2 Old : 71.2 70.1 89.5 85.0 53.6 50.9 67.0 63.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated December 7, 2007