```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/28/10          |
--------------------------------------------------------------| 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:       16,999
COMMITMENTS
  12,337       15       60    4,581   16,911   16,978   16,986       21       13

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:         17)
     -66       15       12       84       -2       30       25      -13       -8

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    72.6      0.1      0.4     26.9     99.5     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       4        1        2        6       13       11       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/28/10          |
--------------------------------------------------------------| 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:       23,600
COMMITMENTS
  16,203       30       14    7,322   23,534   23,539   23,578       61       22

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:        469)
     547        2       -2     -108      452      437      452       32       17

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    68.7      0.1      0.1     31.0     99.7     99.7     99.9      0.3      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
      11        1        2       16       14       28       16
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/28/10          |
--------------------------------------------------------------| 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:        4,074
COMMITMENTS
   2,974      552      882        0    2,592    3,855    4,026      218       48

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:        -44)
     -45      -21        3        0      -27      -42      -45       -2        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    73.0     13.5     21.6      0.0     63.6     94.6     98.8      5.4      1.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      19        2        7        0        2       21        9
 
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE           Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/28/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       12,192
COMMITMENTS
     829       74        5   11,342   12,094   12,176   12,173       16       19

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:        -16)
     -32        0      -30       36        2      -26      -27       10       12

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     6.8      0.6      0.0     93.0     99.2     99.9     99.8      0.1      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       5        1        2       11        7       16       10
```

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Updated October 1, 2010