SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/25/09          |
--------------------------------------------------------------| 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:       35,381
COMMITMENTS
  21,680      500      723   12,935   34,145   35,337   35,367       44       14

CHANGES FROM 08/18/09 (CHANGE IN OPEN INTEREST:      1,138)
    -314      105      354    1,090      665    1,129    1,124        9       14

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    61.3      1.4      2.0     36.6     96.5     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
      11        3        6       17       17       31       23
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/25/09          |
--------------------------------------------------------------| 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:        5,682
COMMITMENTS
   2,946      562    1,486      836    3,486    5,267    5,534      414      148

CHANGES FROM 08/18/09 (CHANGE IN OPEN INTEREST:        -94)
     -86        8      -19       13     -101      -93     -112       -1       18

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    51.8      9.9     26.1     14.7     61.3     92.7     97.4      7.3      2.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
      21        4        8        2        6       26       15
 
 
NITROGEN FIN INS ANNUAL 2009 - CHICAGO CLIMATE FUTURES EXCHANGE      Code-00626F
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/25/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1 U.S. EPA CAIR ANNUAL EMM             OPEN INTEREST:       20,160
COMMITMENTS
   1,924    1,910        0   18,236   18,250   20,160   20,160        0        0

CHANGES FROM 08/18/09 (CHANGE IN OPEN INTEREST:     -1,808)
       0        0        0   -1,807   -1,808   -1,807   -1,808       -0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.5      9.5      0.0     90.5     90.5    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        2        0       13       12       14       14
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/25/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       19,301
COMMITMENTS
     826      551      412   18,027   18,205   19,264   19,168       36      132

CHANGES FROM 08/18/09 (CHANGE IN OPEN INTEREST:        769)
      24      107       57      719      657      801      822      -32      -53

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     4.3      2.9      2.1     93.4     94.3     99.8     99.3      0.2      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       5        3        7       21       17       30       24


Updated August 28, 2009