SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 1, 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 : 17,586: 3,267 591 827 12,633 15,227 16,728 16,646: 858 940
Old : 17,586: 3,267 591 827 12,633 15,227 16,728 16,646: 858 940
Other: 0: 0 0 0 0 0 0 0: 0 0
: : :
: : Changes in Commitments from: April 24, 2007 :
: 2,006: -103 327 158 1,590 1,040 1,645 1,525: 361 481
: : :
: : Percent of Open Interest Represented by Each Category of Trader :
All : 100.0: 18.6 3.4 4.7 71.8 86.6 95.1 94.7: 4.9 5.3
Old : 100.0: 18.6 3.4 4.7 71.8 86.6 95.1 94.7: 4.9 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 : 23: 9 3 5 11 10 21 17:
Old : 23: 9 3 5 11 10 21 17:
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 : 76.3 80.1 88.3 89.1 45.9 45.1 49.8 50.0
Old : 76.3 80.1 88.3 89.1 45.9 45.1 49.8 50.0
Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated April 27, 2007