```
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 31, 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  :    17,645:    12,341         81         47      5,235     17,509     17,623     17,637:        22          8
Old  :    17,645:    12,341         81         47      5,235     17,509     17,623     17,637:        22          8
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 24, 2010                      :
     :      -136:        -0         81         -0       -131       -207       -131       -126:        -5        -10
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      69.9        0.5        0.3       29.7       99.2       99.9      100.0:       0.1        0.0
Old  :     100.0:      69.9        0.5        0.3       29.7       99.2       99.9      100.0:       0.1        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:         4          1          1          7         13         11         15:
Old  :        23:         4          1          1          7         13         11         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  :                 85.6       74.8       99.0       94.3       85.3       65.9       90.5       85.4
Old  :                 85.6       74.8       99.0       94.3       85.3       65.9       90.5       85.4
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, August 31, 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  :    22,174:    14,796         35         25      7,276     22,090     22,097     22,149:        77         25
Old  :    22,174:    14,796         35         25      7,276     22,090     22,097     22,149:        77         25
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 24, 2010                      :
     :    -1,061:      -241          4        -25       -822     -1,035     -1,089     -1,056:        28         -5
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      66.7        0.2        0.1       32.8       99.6       99.7       99.9:       0.3        0.1
Old  :     100.0:      66.7        0.2        0.1       32.8       99.6       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  :        33:        11          1          1         18         13         30         14:
Old  :        33:        11          1          1         18         13         30         14:
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  :                 71.7       88.6       87.4       99.1       71.7       85.5       86.4       93.1
Old  :                 71.7       88.6       87.4       99.1       71.7       85.5       86.4       93.1
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, August 31, 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  :     4,100:     3,002        572        879          0      2,602      3,881      4,052:       219         48
Old  :     4,100:     3,002        572        879          0      2,602      3,881      4,052:       219         48
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 24, 2010                      :
     :       -47:       -41        -14          3          0        -30        -38        -41:        -9         -6
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      73.2       14.0       21.4        0.0       63.5       94.7       98.8:       5.3        1.2
Old  :     100.0:      73.2       14.0       21.4        0.0       63.5       94.7       98.8:       5.3        1.2
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          7          0          2         21          9:
Old  :        23:        19          2          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  :                 56.3       88.5       76.7       98.8       43.3       77.4       60.2       77.4
Old  :                 56.3       88.5       76.7       98.8       43.3       77.4       60.2       77.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE                                              Code-00626U
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 31, 2010                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)                                    :
     :          :                                                                            :
All  :    11,897:       528        100         89     11,270     11,701     11,887     11,890:        10          7
Old  :    11,897:       528        100         89     11,270     11,701     11,887     11,890:        10          7
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 24, 2010                      :
     :        68:        42          0         -6         55         69         91         63:       -23          5
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.4        0.8        0.7       94.7       98.4       99.9       99.9:       0.1        0.1
Old  :     100.0:       4.4        0.8        0.7       94.7       98.4       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  :        22:         6          1          3         11          8         17         12:
Old  :        22:         6          1          3         11          8         17         12:
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  :                 90.8       89.3       96.8       99.1       90.5       88.8       96.5       98.5
Old  :                 90.8       89.3       96.8       99.1       90.5       88.8       96.5       98.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
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Updated September 3, 2010