SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 5, 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 ALLOWANCES)                        :
     :          :                                                                            :
All  :    35,084:    16,081      5,432      7,854     10,798     21,609     34,733     34,895:       351        189
Old  :    35,084:    16,081      5,432      7,854     10,798     21,609     34,733     34,895:       351        189
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 29, 2008                        :
     :      -653:     1,104        321        269     -1,954     -1,195       -581       -604:       -72        -49
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      45.8       15.5       22.4       30.8       61.6       99.0       99.5:       1.0        0.5
Old  :     100.0:      45.8       15.5       22.4       30.8       61.6       99.0       99.5:       1.0        0.5
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  :        39:        14         11         15         13         12         34         31:
Old  :        39:        14         11         15         13         12         34         31:
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  :                 54.8       63.3       76.6       80.9       42.2       37.3       49.3       47.7
Old  :                 54.8       63.3       76.6       80.9       42.2       37.3       49.3       47.7
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 with Delta-adjusted Options and Futures Combined, August 5, 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  :     6,952:     4,017      3,449      2,207          0        501      6,224      6,157:       729        796
Old  :     6,952:     4,017      3,449      2,207          0        501      6,224      6,157:       729        796
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 29, 2008                        :
     :       456:       410        145        -51          0       -253        359       -159:        97        615
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      57.8       49.6       31.7        0.0        7.2       89.5       88.6:      10.5       11.4
Old  :     100.0:      57.8       49.6       31.7        0.0        7.2       89.5       88.6:      10.5       11.4
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  :        25:        14          6         11          0          4         20         16:
Old  :        25:        14          6         11          0          4         20         16:
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  :                 59.1       58.9       71.0       81.6       42.8       48.4       51.1       56.1
Old  :                 59.1       58.9       71.0       81.6       42.8       48.4       51.1       56.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 8, 2008