```
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006265
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 21, 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  :    19,693:    14,353          0          0      5,239     19,641     19,592     19,641:       101         52
Old  :    19,693:    14,353          0          0      5,239     19,641     19,592     19,641:       101         52
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 14, 2010                    :
     :    -4,749:    -4,112        -39         -0       -666     -4,762     -4,778     -4,801:        29         52
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      72.9        0.0        0.0       26.6       99.7       99.5       99.7:       0.5        0.3
Old  :     100.0:      72.9        0.0        0.0       26.6       99.7       99.5       99.7:       0.5        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  :        25:        10          0          0          7         11         17         11:
Old  :        25:        10          0          0          7         11         17         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  :                 65.2       89.2       91.5       97.7       65.2       84.5       91.5       93.1
Old  :                 65.2       89.2       91.5       97.7       65.2       84.5       91.5       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, December 21, 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  :     5,708:     4,909        822        528          0      4,336      5,437      5,686:       271         22
Old  :     5,708:     4,909        822        528          0      4,336      5,437      5,686:       271         22
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 14, 2010                    :
     :       -51:         0          0          0          0         -1          0         -1:       -51        -50
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      86.0       14.4        9.3        0.0       76.0       95.3       99.6:       4.7        0.4
Old  :     100.0:      86.0       14.4        9.3        0.0       76.0       95.3       99.6:       4.7        0.4
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  :        21:        18          1          6          0          2         19          8:
Old  :        21:        18          1          6          0          2         19          8:
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  :                 66.2       94.4       83.0       99.6       62.1       90.4       74.9       90.4
Old  :                 66.2       94.4       83.0       99.6       62.1       90.4       74.9       90.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated December 27, 2010