```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/05/10          |
--------------------------------------------------------------| 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:       16,929
COMMITMENTS
  12,125      153       60    4,707   16,688   16,892   16,901       37       28

CHANGES FROM 09/28/10 (CHANGE IN OPEN INTEREST:        -70)
    -212      138        0      126     -223      -86      -85       16       15

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    71.6      0.9      0.4     27.8     98.6     99.8     99.8      0.2      0.2

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 10/05/10          |
--------------------------------------------------------------| 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:       24,098
COMMITMENTS
  16,741       33        8    7,332   24,052   24,082   24,093       16        5

CHANGES FROM 09/28/10 (CHANGE IN OPEN INTEREST:        498)
     538        2       -5       10      518      543      515      -45      -17

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    69.5      0.1      0.0     30.4     99.8     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
      12        1        1       16       14       29       15
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/05/10          |
--------------------------------------------------------------| 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:        4,535
COMMITMENTS
   3,486      731      808        0    2,959    4,294    4,498      241       37

CHANGES FROM 09/28/10 (CHANGE IN OPEN INTEREST:        461)
     512      180      -74        0      367      438      472       23      -11

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    76.9     16.1     17.8      0.0     65.2     94.7     99.2      5.3      0.8

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 10/05/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       11,971
COMMITMENTS
     792       79        5   11,150   11,860   11,947   11,945       24       27

CHANGES FROM 09/28/10 (CHANGE IN OPEN INTEREST:       -221)
     -37        5        0     -192     -234     -229     -229        8        8

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     6.6      0.7      0.0     93.1     99.1     99.8     99.8      0.2      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       5        1        2       10        6       15        9
```

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Updated October 8, 2010