```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/09          |
--------------------------------------------------------------| 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:       33,410
COMMITMENTS
  21,418      647      609   11,365   32,144   33,391   33,400       19       10

CHANGES FROM 08/25/09 (CHANGE IN OPEN INTEREST:     -1,971)
    -262      148     -114   -1,570   -2,001   -1,946   -1,967      -25       -4

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    64.1      1.9      1.8     34.0     96.2     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
      11        4        5       16       17       29       24
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/09          |
--------------------------------------------------------------| 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:        5,786
COMMITMENTS
   3,038      570    1,480      873    3,626    5,391    5,675      394      111

CHANGES FROM 08/25/09 (CHANGE IN OPEN INTEREST:        104)
      92        8       -6       38      140      124      142      -20      -38

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    52.5      9.8     25.6     15.1     62.7     93.2     98.1      6.8      1.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
      21        4        8        2        6       26       15
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/01/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       20,281
COMMITMENTS
   1,054      575      382   18,817   19,286   20,252   20,242       28       38

CHANGES FROM 08/25/09 (CHANGE IN OPEN INTEREST:        980)
     228       24      -31      790    1,081      988    1,074       -8      -94

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     5.2      2.8      1.9     92.8     95.1     99.9     99.8      0.1      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       5        3        6       21       17       29       23
```

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Updated September 4, 2009