SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 8, 2007
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: Total : Reportable Positions : Nonreportable
:---------------------------------------------------------------------------------------- Positions
: Open : Non-Commercial : Commercial : Total :
: Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short
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: : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION ALLOWANCES) :
: : :
All : 18,076: 3,426 609 821 12,878 15,680 17,125 17,110: 951 966
Old : 18,076: 3,426 609 821 12,878 15,680 17,125 17,110: 951 966
Other: 0: 0 0 0 0 0 0 0: 0 0
: : :
: : Changes in Commitments from: May 1, 2007 :
: 490: 159 18 -6 244 452 397 464: 93 26
: : :
: : Percent of Open Interest Represented by Each Category of Trader :
All : 100.0: 19.0 3.4 4.5 71.2 86.7 94.7 94.7: 5.3 5.3
Old : 100.0: 19.0 3.4 4.5 71.2 86.7 94.7 94.7: 5.3 5.3
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 : 25: 10 4 6 11 11 23 19:
Old : 25: 10 4 6 11 11 23 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 : 73.9 78.8 85.9 88.6 46.0 45.6 49.9 50.2
Old : 73.9 78.8 85.9 88.6 46.0 45.6 49.9 50.2
Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated May 11, 2007