SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, November 20, 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  :    23,575:     8,068      3,915      2,576     12,914     17,052     23,558     23,543:        17         31
Old  :    23,575:     8,068      3,915      2,576     12,914     17,052     23,558     23,543:        17         31
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: November 13, 2007                    :
     :       137:     1,000        -61        698     -1,127       -118        571        519:      -434       -382
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      34.2       16.6       10.9       54.8       72.3       99.9       99.9:       0.1        0.1
Old  :     100.0:      34.2       16.6       10.9       54.8       72.3       99.9       99.9:       0.1        0.1
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  :        35:        11         10         14         11         12         31         29:
Old  :        35:        11         10         14         11         12         31         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  :                 54.9       64.2       79.2       79.0       32.9       29.0       44.0       37.9
Old  :                 54.9       64.2       79.2       79.0       32.9       29.0       44.0       37.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated November 26, 2007