```
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 27, 2010                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    18,053:    12,432         43          0      5,587     18,005     18,019     18,048:        34          5
Old  :    18,053:    12,432         43          0      5,587     18,005     18,019     18,048:        34          5
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 20, 2010                        :
     :        17:         1          0          0         21         15         23         15:        -6          2
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      68.9        0.2        0.0       30.9       99.7       99.8      100.0:       0.2        0.0
Old  :     100.0:      68.9        0.2        0.0       30.9       99.7       99.8      100.0:       0.2        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  :        24:         4          1          0          8         14         12         15:
Old  :        24:         4          1          0          8         14         12         15:
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  :                 85.4       73.6       98.3       94.7       85.4       65.2       90.9       86.3
Old  :                 85.4       73.6       98.3       94.7       85.4       65.2       90.9       86.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006265
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 27, 2010                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    24,065:    14,935        166        141      8,918     23,737     23,993     24,043:        72         22
Old  :    24,065:    14,935        166        141      8,918     23,737     23,993     24,043:        72         22
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 20, 2010                        :
     :     1,136:       506          9        -15        867      1,364      1,357      1,358:      -221       -222
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      62.1        0.7        0.6       37.1       98.6       99.7       99.9:       0.3        0.1
Old  :     100.0:      62.1        0.7        0.6       37.1       98.6       99.7       99.9:       0.3        0.1
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  :        31:         9          2          3         17         13         27         17:
Old  :        31:         9          2          3         17         13         27         17:
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  :                 69.0       84.7       84.9       97.3       69.0       79.0       80.2       86.1
Old  :                 69.0       84.7       84.9       97.3       69.0       79.0       80.2       86.1
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, July 27, 2010                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     4,232:     3,097        632        886          0      2,670      3,983      4,189:       249         43
Old  :     4,232:     3,097        632        886          0      2,670      3,983      4,189:       249         43
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 20, 2010                        :
     :      -779:      -834       -229         99          0       -680       -736       -810:       -44         31
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      73.2       14.9       20.9        0.0       63.1       94.1       99.0:       5.9        1.0
Old  :     100.0:      73.2       14.9       20.9        0.0       63.1       94.1       99.0:       5.9        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  :        23:        20          1          7          0          2         21          9:
Old  :        23:        20          1          7          0          2         21          9:
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  :                 56.6       88.8       77.0       98.9       44.1       78.0       60.2       78.0
Old  :                 56.6       88.8       77.0       98.9       44.1       78.0       60.2       78.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated July 30, 2010