SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 Commitments of Traders - Futures Only, 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 : : : : All : 25,684: 10,361 3,989 604 14,638 21,086 25,603 25,679: 81 5 Old : 25,684: 10,361 3,989 604 14,638 21,086 25,603 25,679: 81 5 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: May 6, 2008 : : 763: -201 -296 276 681 817 756 797: 7 -34 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 40.3 15.5 2.4 57.0 82.1 99.7 100.0: 0.3 0.0 Old : 100.0: 40.3 15.5 2.4 57.0 82.1 99.7 100.0: 0.3 0.0 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 : 34: 15 6 9 12 13 30 25: Old : 34: 15 6 9 12 13 30 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 : 65.7 75.7 83.4 89.2 50.4 54.8 58.3 61.9 Old : 65.7 75.7 83.4 89.2 50.4 54.8 58.3 61.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated May 16, 2008