```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/19/10          |
--------------------------------------------------------------| 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:       18,124
COMMITMENTS
  12,148      520       61    5,879   17,524   18,087   18,105       37       19

CHANGES FROM 10/12/10 (CHANGE IN OPEN INTEREST:        797)
      34       66        1      768      728      803      794       -6        3

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    67.0      2.9      0.3     32.4     96.7     99.8     99.9      0.2      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       5        1        2        6       13       12       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/19/10          |
--------------------------------------------------------------| 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:       25,699
COMMITMENTS
  18,206       37        6    7,466   25,636   25,678   25,679       21       20

CHANGES FROM 10/12/10 (CHANGE IN OPEN INTEREST:         23)
      78       -1        1      -63        9       17        9        6       14

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    70.8      0.1      0.0     29.1     99.8     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
      12        1        1       17       16       30       17
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/19/10          |
--------------------------------------------------------------| 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:        4,435
COMMITMENTS
   3,384      704      817        0    2,874    4,200    4,395      235       40

CHANGES FROM 10/12/10 (CHANGE IN OPEN INTEREST:        -23)
     -23       -6        2        0      -20      -21      -24       -2        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    76.3     15.9     18.4      0.0     64.8     94.7     99.1      5.3      0.9

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 10/19/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       11,957
COMMITMENTS
     726       79        5   11,200   11,836   11,931   11,921       26       37

CHANGES FROM 10/12/10 (CHANGE IN OPEN INTEREST:       -137)
      -2        0       -0     -102     -112     -104     -112      -33      -25

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     6.1      0.7      0.0     93.7     99.0     99.8     99.7      0.2      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       5        1        2        9        7       14       10
```

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Updated October 22, 2010