```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/28/09          |
--------------------------------------------------------------| 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:       38,379
COMMITMENTS
  27,070      264      340   10,934   37,775   38,344   38,379       36        0

CHANGES FROM 07/21/09 (CHANGE IN OPEN INTEREST:        -56)
     -48     -400       33      -55      311      -70      -55       14       -1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    70.5      0.7      0.9     28.5     98.4     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      10        2        5       14       20       26       25
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/28/09          |
--------------------------------------------------------------| 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:        7,252
COMMITMENTS
   4,438      766    1,466      761    4,922    6,664    7,154      588       98

CHANGES FROM 07/21/09 (CHANGE IN OPEN INTEREST:          0)
     -17       22      -48        7       43      -57       17       58      -16

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    61.2     10.6     20.2     10.5     67.9     91.9     98.6      8.1      1.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
      22        3        8        2        5       26       14
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/28/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       17,978
COMMITMENTS
     701      416      334   16,895   17,172   17,930   17,922       48       56

CHANGES FROM 07/21/09 (CHANGE IN OPEN INTEREST:        320)
    -285       -0     -131      728      441      311      310        9       10

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     3.9      2.3      1.9     94.0     95.5     99.7     99.7      0.3      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       4        3        5       22       20       29       25
```

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Updated July 31, 2009