SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, August 12, 2008                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION                                    :
     :          :                                                                            :
All  :    29,059:    16,100      4,239      6,440      6,325     18,307     28,865     28,986:       194         73
Old  :    29,059:    16,100      4,239      6,440      6,325     18,307     28,865     28,986:       194         73
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 5, 2008                       :
     :       366:       220         -5        145         12        170        377        310:       -11         56
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      55.4       14.6       22.2       21.8       63.0       99.3       99.7:       0.7        0.3
Old  :     100.0:      55.4       14.6       22.2       21.8       63.0       99.3       99.7:       0.7        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  :        35:        13          9         11          9         12         28         26:
Old  :        35:        13          9         11          9         12         28         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  :                 65.3       63.0       82.6       82.7       51.4       44.5       59.6       54.2
Old  :                 65.3       63.0       82.6       82.7       51.4       44.5       59.6       54.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006268
Commitments of Traders - Futures Only, August 12, 2008                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1,000 METRIC TONS CCX C02)                                   :
     :          :                                                                            :
All  :     4,690:     2,907      2,649      1,328          0        575      4,235      4,552:       455        138
Old  :     4,690:     2,907      2,649      1,328          0        575      4,235      4,552:       455        138
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 5, 2008                       :
     :        58:        47        512         46          0         74         93        632:       -35       -574
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      62.0       56.5       28.3        0.0       12.3       90.3       97.1:       9.7        2.9
Old  :     100.0:      62.0       56.5       28.3        0.0       12.3       90.3       97.1:       9.7        2.9
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:        13          5          7          0          4         17         13:
Old  :        23:        13          5          7          0          4         17         13:
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  :                 61.2       72.8       78.5       91.9       46.1       60.6       57.0       68.3
Old  :                 61.2       72.8       78.5       91.9       46.1       60.6       57.0       68.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 15, 2008