SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 15, 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 : 17,000: 3,355 1,261 308 12,963 14,338 16,627 15,907: 374 1,093
Old : 17,000: 3,355 1,261 308 12,963 14,338 16,627 15,907: 374 1,093
Other: 0: 0 0 0 0 0 0 0: 0 0
: : :
: : Changes in Commitments from: May 8, 2007 :
: -1,076: -71 652 -513 86 -1,342 -498 -1,203: -578 127
: : :
: : Percent of Open Interest Represented by Each Category of Trader :
All : 100.0: 19.7 7.4 1.8 76.3 84.3 97.8 93.6: 2.2 6.4
Old : 100.0: 19.7 7.4 1.8 76.3 84.3 97.8 93.6: 2.2 6.4
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 : 27: 8 8 4 10 10 21 19:
Old : 27: 8 8 4 10 10 21 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 : 80.2 79.9 91.1 88.4 45.9 44.5 52.9 49.4
Old : 80.2 79.9 91.1 88.4 45.9 44.5 52.9 49.4
Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated May 18, 2007