SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, June 17, 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  :    27,684:    12,335      3,039        744     14,517     23,894     27,596     27,677:        88          7
Old  :    27,684:    12,335      3,039        744     14,517     23,894     27,596     27,677:        88          7
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: June 10, 2008                        :
     :     1,307:     1,188        -53        477       -302        964      1,363      1,388:       -56        -81
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      44.6       11.0        2.7       52.4       86.3       99.7      100.0:       0.3        0.0
Old  :     100.0:      44.6       11.0        2.7       52.4       86.3       99.7      100.0:       0.3        0.0
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  :        36:        13          9          8         13         13         30         26:
Old  :        36:        13          9          8         13         13         30         26:
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  :                 60.5       71.1       78.9       84.4       43.4       45.4       52.9       52.2
Old  :                 60.5       71.1       78.9       84.4       43.4       45.4       52.9       52.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated June 20, 2008