SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, November 6, 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  :    19,514:     7,908      2,833        602     10,921     16,028     19,431     19,463:        83         51
Old  :    19,514:     7,908      2,833        602     10,921     16,028     19,431     19,463:        83         51
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 30, 2007                     :
     :    -1,351:       111       -445       -531       -862       -274     -1,282     -1,250:       -69       -101
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      40.5       14.5        3.1       56.0       82.1       99.6       99.7:       0.4        0.3
Old  :     100.0:      40.5       14.5        3.1       56.0       82.1       99.6       99.7:       0.4        0.3
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  :        32:        12          8          7          8         11         23         24:
Old  :        32:        12          8          7          8         11         23         24:
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  :                 67.6       68.4       86.8       80.6       41.9       38.6       53.6       49.2
Old  :                 67.6       68.4       86.8       80.6       41.9       38.6       53.6       49.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated November 9, 2007