```
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, June 1, 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  :    16,260:    12,334        362          0      3,909     15,882     16,243     16,244:        17         16
Old  :    16,260:    12,334        362          0      3,909     15,882     16,243     16,244:        17         16
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 25, 2010                         :
     :         1:         0         -5          0          0          0          0         -5:         1          6
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      75.9        2.2        0.0       24.0       97.7       99.9       99.9:       0.1        0.1
Old  :     100.0:      75.9        2.2        0.0       24.0       97.7       99.9       99.9:       0.1        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  :        26:         4          2          0          8         15         12         17:
Old  :        26:         4          2          0          8         15         12         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  :                 91.6       80.9       98.7       91.2       89.3       76.1       93.1       86.2
Old  :                 91.6       80.9       98.7       91.2       89.3       76.1       93.1       86.2
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 - Futures Only, June 1, 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  :    26,122:    20,642      6,658         10      5,376     19,426     26,028     26,094:        94         28
Old  :    26,122:    20,642      6,658         10      5,376     19,426     26,028     26,094:        94         28
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 25, 2010                         :
     :      -355:        23        -77         -2       -258       -167       -237       -246:      -118       -109
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      79.0       25.5        0.0       20.6       74.4       99.6       99.9:       0.4        0.1
Old  :     100.0:      79.0       25.5        0.0       20.6       74.4       99.6       99.9:       0.4        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  :        26:         8          1          1         11          9         19         11:
Old  :        26:         8          1          1         11          9         19         11:
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  :                 84.3       86.3       95.0       98.3       83.3       86.1       93.9       98.1
Old  :                 84.3       86.3       95.0       98.3       83.3       86.1       93.9       98.1
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 - Futures Only, June 1, 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  :     2,536:     2,353        581          0         30      1,954      2,383      2,535:       153          1
Old  :     2,536:     2,353        581          0         30      1,954      2,383      2,535:       153          1
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 25, 2010                         :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      92.8       22.9        0.0        1.2       77.1       94.0      100.0:       6.0        0.0
Old  :     100.0:      92.8       22.9        0.0        1.2       77.1       94.0      100.0:       6.0        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  :        23:        19          2          0          1          2         20          4:
Old  :        23:        19          2          0          1          2         20          4:
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  :                 47.9      100.0       70.1      100.0       47.9       98.8       70.1       98.8
Old  :                 47.9      100.0       70.1      100.0       47.9       98.8       70.1       98.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated June 4, 2010