```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY 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:       16,087
COMMITMENTS
  12,289       15       12    3,775   16,047   16,076   16,074       11       13

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:         14)
     -66       15       12       81       -5       27       22      -13       -8

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    76.4      0.1      0.1     23.5     99.8     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       4        1        1        5       13       10       14
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY 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:       22,459
COMMITMENTS
  16,045       39        5    6,348   22,393   22,398   22,437       61       22

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:        522)
     550        0        0      -60      505      490      505       32       17

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    71.4      0.2      0.0     28.3     99.7     99.7     99.9      0.3      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       9        1        1       10       11       19       13
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY 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:        2,398
COMMITMENTS
   2,266      441        0        0    1,956    2,266    2,397      132        1

CHANGES FROM 09/21/10 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    94.5     18.4      0.0      0.0     81.6     94.5    100.0      5.5      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      18        2        0        0        2       18        4
```

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Updated October 1, 2010