SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, February 12, 2008               
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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                                    :
     :          :                                                                            :
All  :    18,552:     8,073      2,154      1,698      8,498     14,512     18,269     18,364:       283        188
Old  :    18,552:     8,073      2,154      1,698      8,498     14,512     18,269     18,364:       283        188
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 5, 2008                     :
     :     3,614:       742          0      1,274      1,546      2,278      3,562      3,552:        52         62
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      43.5       11.6        9.2       45.8       78.2       98.5       99.0:       1.5        1.0
Old  :     100.0:      43.5       11.6        9.2       45.8       78.2       98.5       99.0:       1.5        1.0
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  :        30:        12          6          5         11         10         24         20:
Old  :        30:        12          6          5         11         10         24         20:
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  :                 60.0       68.5       80.6       83.7       39.9       42.9       51.0       51.4
Old  :                 60.0       68.5       80.6       83.7       39.9       42.9       51.0       51.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 15, 2008