SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders with Delta-adjusted Options and Futures Combined, May 13, 2008 ------------------------------------------------------------------------------------------------------------------- : 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 : 41,517: 11,565 5,260 2,614 27,170 33,535 41,349 41,408: 168 109 Old : 41,517: 11,565 5,260 2,614 27,170 33,535 41,349 41,408: 168 109 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: May 6, 2008 : : 3,718: 859 1,160 -444 3,215 2,939 3,629 3,655: 88 63 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 27.9 12.7 6.3 65.4 80.8 99.6 99.7: 0.4 0.3 Old : 100.0: 27.9 12.7 6.3 65.4 80.8 99.6 99.7: 0.4 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 : 36: 15 7 14 14 14 35 29: Old : 36: 15 7 14 14 14 35 29: 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 : 59.8 72.4 78.7 88.0 29.5 36.1 36.8 40.7 Old : 59.8 72.4 78.7 88.0 29.5 36.1 36.8 40.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated May 16, 2008