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PALLADIUM - NEW YORK MERCANTILE EXCHANGE                                                                                                         Code-075651
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 100 TROY OUNCES)                                                                                          :
     :          :    Positions                                                                                                           :
All  :    24,947:     1,143     13,633      2,303      6,440      1,450     13,815      1,474        243      2,851        851        208:    2,934       648
Old  :    24,947:     1,143     13,633      2,303      6,440      1,450     13,815      1,474        243      2,851        851        208:    2,934       648
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :       571:      -368       -189        285        230        252       -113       -126        -11        169        224         -4:      361       195
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       4.6       54.6        9.2       25.8        5.8       55.4        5.9        1.0       11.4        3.4        0.8:     11.8       2.6
Old  :     100.0:       4.6       54.6        9.2       25.8        5.8       55.4        5.9        1.0       11.4        3.4        0.8:     11.8       2.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :       146:         9         19          9         12          7         47          6          4         38          7          4:
Old  :       146:         9         19          9         12          7         47          6          4         38          7          4:
Other:         0:         0          0          0          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  :                 32.5       33.9       46.1       50.1       30.6       31.8       43.8       47.6
Old  :                 32.5       33.9       46.1       50.1       30.6       31.8       43.8       47.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PLATINUM - NEW YORK MERCANTILE EXCHANGE                                                                                                          Code-076651
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 50 TROY OUNCES)                                                                                           :
     :          :    Positions                                                                                                           :
All  :    37,745:       311     16,417      4,981     17,203        341     21,634        681        650      4,028        927        211:    5,588     1,315
Old  :    37,745:       311     16,417      4,981     17,203        341     21,634        681        650      4,028        927        211:    5,588     1,315
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :     2,725:        53      2,013        169        672        160      1,340       -492        223        511         91        -28:      296        86
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       0.8       43.5       13.2       45.6        0.9       57.3        1.8        1.7       10.7        2.5        0.6:     14.8       3.5
Old  :     100.0:       0.8       43.5       13.2       45.6        0.9       57.3        1.8        1.7       10.7        2.5        0.6:     14.8       3.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :       141:         4         22          8         11          4         58          .          .         29          7          5:
Old  :       141:         4         22          8         11          4         58          .          .         29          7          5:
Other:         0:         0          0          0          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  :                 20.1       38.1       33.3       53.5       20.1       37.4       33.3       52.7
Old  :                 20.1       38.1       33.3       53.5       20.1       37.4       33.3       52.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SILVER - COMMODITY EXCHANGE INC.                                                                                                                 Code-084691
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 5,000 TROY OUNCES)                                                                                        :
     :          :    Positions                                                                                                           :
All  :   185,086:     8,244     58,911     21,944     22,411      7,032     28,899      2,659     25,043     12,251      4,554     45,468:   36,204    19,008
Old  :   185,086:     8,244     58,911     21,944     22,411      7,032     28,899      2,659     25,043     12,251      4,554     45,468:   36,204    19,008
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :    10,758:      -339     -1,747        -85        562      1,309       -323        290        671      1,320      1,589      6,508:    1,697     1,576
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       4.5       31.8       11.9       12.1        3.8       15.6        1.4       13.5        6.6        2.5       24.6:     19.6      10.3
Old  :     100.0:       4.5       31.8       11.9       12.1        3.8       15.6        1.4       13.5        6.6        2.5       24.6:     19.6      10.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :       190:        13         23         13         13         20         44          9         17         60         22         49:
Old  :       190:        13         23         13         13         20         44          9         17         60         22         49:
Other:         0:         0          0          0          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  :                 18.8       35.0       27.3       45.2        9.0       25.0       14.3       32.9
Old  :                 18.8       35.0       27.3       45.2        9.0       25.0       14.3       32.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
GOLD - COMMODITY EXCHANGE INC.                                                                                                                   Code-088691
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 100 TROY OUNCES)                                                                                          :
     :          :    Positions                                                                                                           :
All  :   829,161:    92,405    277,432     83,914    197,859     74,932    194,057     10,320     79,669     83,182     15,491    136,157:   84,845    37,302
Old  :   829,161:    92,405    277,432     83,914    197,859     74,932    194,057     10,320     79,669     83,182     15,491    136,157:   84,845    37,302
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :    24,206:      -978      9,948       -393     -1,618      5,742      1,343        321        867      2,182     -3,426      9,996:    5,447     2,375
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      11.1       33.5       10.1       23.9        9.0       23.4        1.2        9.6       10.0        1.9       16.4:     10.2       4.5
Old  :     100.0:      11.1       33.5       10.1       23.9        9.0       23.4        1.2        9.6       10.0        1.9       16.4:     10.2       4.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :       386:        21         27         15         19         26        112         24         47        127         48         88:
Old  :       386:        21         27         15         19         26        112         24         47        127         48         88:
Other:         0:         0          0          0          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  :                 24.0       37.8       35.1       51.5       15.3       27.2       18.9       35.0
Old  :                 24.0       37.8       35.1       51.5       15.3       27.2       18.9       35.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                                                                                                        Code-085692
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 25,000 POUNDS)                                                                                            :
     :          :    Positions                                                                                                           :
All  :   157,851:     8,822     80,243     51,466     12,330      8,832     45,906     13,249      7,728      7,661     13,885      8,494:   18,943    13,089
Old  :   157,851:     8,822     80,243     51,466     12,330      8,832     45,906     13,249      7,728      7,661     13,885      8,494:   18,943    13,089
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :     9,460:       161      8,343        843      1,049       -603      5,026       -578        598        757      1,037       -798:    3,476       412
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       5.6       50.8       32.6        7.8        5.6       29.1        8.4        4.9        4.9        8.8        5.4:     12.0       8.3
Old  :     100.0:       5.6       50.8       32.6        7.8        5.6       29.1        8.4        4.9        4.9        8.8        5.4:     12.0       8.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :       194:        20         30         16          8         11         54         17         10         13         45         22:
Old  :       194:        20         30         16          8         11         54         17         10         13         45         22:
Other:         0:         0          0          0          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  :                 27.9       39.0       42.1       50.4       26.9       37.5       40.2       45.8
Old  :                 27.9       39.0       42.1       50.4       26.9       37.5       40.2       45.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
RANDOM LENGTH LUMBER - CHICAGO MERCANTILE EXCHANGE                                                                                               Code-058643
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 110,000 BOARD FEET)                                                                                       :
     :          :    Positions                                                                                                           :
All  :     9,533:       466      4,135      2,052          0          0      3,246      1,934         28        799        774        940:    2,001     1,722
Old  :     9,533:       466      4,135      2,052          0          0      3,246      1,934         28        799        774        940:    2,001     1,722
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :       876:       138       -230         -1          0        -17       -119        626         -7        194        -38        268:      420       275
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       4.9       43.4       21.5        0.0        0.0       34.1       20.3        0.3        8.4        8.1        9.9:     21.0      18.1
Old  :     100.0:       4.9       43.4       21.5        0.0        0.0       34.1       20.3        0.3        8.4        8.1        9.9:     21.0      18.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        86:        12         25          5          0          0         15         12          .         17          6         12:
Old  :        86:        12         25          5          0          0         15         12          .         17          6         12:
Other:         0:         0          0          0          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  :                 36.1       27.6       50.9       43.3       36.1       27.6       48.3       43.3
Old  :                 36.1       27.6       50.9       43.3       36.1       27.6       48.3       43.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                                                                   Code-006261
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 25 U.S. EPA SO2 EMMISSION                                                                                 :
     :          :    Positions                                                                                                           :
All  :    15,057:     4,158      5,903        268      9,035          0      3,376          0         50      7,135          0         50:       20        19
Old  :    15,057:     4,158      5,903        268      9,035          0      3,376          0         50      7,135          0         50:       20        19
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :      -861:      -837         71        -25       -838          0         -0       -142          0        -45          0         50:       -5        -2
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      27.6       39.2        1.8       60.0        0.0       22.4        0.0        0.3       47.4        0.0        0.3:      0.1       0.1
Old  :     100.0:      27.6       39.2        1.8       60.0        0.0       22.4        0.0        0.3       47.4        0.0        0.3:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:         4         10          .          .          0          .          0          .          5          0          .:
Old  :        22:         4         10          .          .          0          .          0          .          5          0          .:
Other:         0:         0          0          0          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  :                 90.4       73.0       98.9       94.6       86.2       70.1       87.7       83.3
Old  :                 90.4       73.0       98.9       94.6       86.2       70.1       87.7       83.3
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
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 25 U.S. EPA SO2 EMMISSION                                                                                 :
     :          :    Positions                                                                                                           :
All  :    24,561:     5,438     16,514        409      7,933          2      5,860          0         44     12,752         39         12:       44        17
Old  :    24,561:     5,438     16,514        409      7,933          2      5,860          0         44     12,752         39         12:       44        17
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :    -1,241:    -1,096       -188          9     -1,009        -50       -220          0         -6         96          3         -3:       30        12
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      22.1       67.2        1.7       32.3        0.0       23.9        0.0        0.2       51.9        0.2        0.1:      0.2       0.1
Old  :     100.0:      22.1       67.2        1.7       32.3        0.0       23.9        0.0        0.2       51.9        0.2        0.1:      0.2       0.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        33:        11         11          .          .          .          .          0          .          9          .          .:
Old  :        33:        11         11          .          .          .          .          0          .          9          .          .:
Other:         0:         0          0          0          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  :                 74.4       86.6       94.3       96.9       74.4       84.5       93.3       94.7
Old  :                 74.4       86.6       94.3       96.9       74.4       84.5       93.3       94.7
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
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 1,000 METRIC TONS CCX C02)                                                                                :
     :          :    Positions                                                                                                           :
All  :     5,758:         0      3,626          0        710          0      2,574        822         58      2,334          0        520:      272        22
Old  :     5,758:         0      3,626          0        710          0      2,574        822         58      2,334          0        520:      272        22
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :       -40:         0          0          0          0          0          0          0          0         10          0        -51:        0        10
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:       0.0       63.0        0.0       12.3        0.0       44.7       14.3        1.0       40.5        0.0        9.0:      4.7       0.4
Old  :     100.0:       0.0       63.0        0.0       12.3        0.0       44.7       14.3        1.0       40.5        0.0        9.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:         0          .          0          .          0          .          .          .         17          0          4:
Old  :        22:         0          .          0          .          0          .          .          .         17          0          4:
Other:         0:         0          0          0          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  :                 65.6       94.5       82.3       99.6       60.7       89.6       73.4       89.6
Old  :                 65.6       94.5       82.3       99.6       60.7       89.6       73.4       89.6
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
Disaggregated Commitments of Traders - Options and Futures Combined, December 7, 2010                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)                                                                                 :
     :          :    Positions                                                                                                           :
All  :    11,974:    11,147      9,701        173      2,164          0          0          0          0        621         69         17:       16        23
Old  :    11,974:    11,147      9,701        173      2,164          0          0          0          0        621         69         17:       16        23
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 30, 2010                                                                :
     :       -55:       -35        -29          0         15        -15          0          0          0         11        -10         -1:      -15       -15
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      93.1       81.0        1.4       18.1        0.0        0.0        0.0        0.0        5.2        0.6        0.1:      0.1       0.2
Old  :     100.0:      93.1       81.0        1.4       18.1        0.0        0.0        0.0        0.0        5.2        0.6        0.1:      0.1       0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        21:         5          5          .          .          0          0          0          0          6          .          .:
Old  :        21:         5          5          .          .          0          0          0          0          6          .          .:
Other:         0:         0          0          0          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  :                 93.3       86.8       98.0       99.7       93.2       86.8       98.0       99.7
Old  :                 93.3       86.8       98.0       99.7       93.2       86.8       98.0       99.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated December 10, 2010