```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/14/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25 U.S. EPA SO2 EMMISSION              OPEN INTEREST:       17,809
COMMITMENTS
  12,341       76       47    5,400   17,670   17,788   17,793       20       16

CHANGES FROM 09/07/10 (CHANGE IN OPEN INTEREST:        175)
       1      -15        1      169      180      170      165        5       10

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    69.3      0.4      0.3     30.3     99.2     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       4        1        1        8       13       12       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/14/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25 U.S. EPA SO2 EMMISSION              OPEN INTEREST:       22,844
COMMITMENTS
  15,378       37       14    7,421   22,787   22,813   22,839       31        5

CHANGES FROM 09/07/10 (CHANGE IN OPEN INTEREST:        649)
     803       -6       -2     -146      656      656      649       -7       -0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    67.3      0.2      0.1     32.5     99.8     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      13        1        1       17       14       31       15
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/14/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 METRIC TONS CCX C02)             OPEN INTEREST:        4,179
COMMITMENTS
   3,083      592      872        0    2,669    3,956    4,133      223       46

CHANGES FROM 09/07/10 (CHANGE IN OPEN INTEREST:        157)
     160       37      -10        0      133      149      160        7       -3

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    73.8     14.2     20.9      0.0     63.9     94.7     98.9      5.3      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      20        1        7        0        2       21        9
 
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE           Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/14/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       12,234
COMMITMENTS
     841       75       57   11,332   12,098   12,229   12,229        5        5

CHANGES FROM 09/07/10 (CHANGE IN OPEN INTEREST:        -90)
     251      -25      -32     -304      -29      -85      -86       -5       -4

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     6.9      0.6      0.5     92.6     98.9    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       6        1        3       11        7       17       11
```

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Updated September 17, 2010