SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 08/18/09                         |
--------------------------------------------------------------| 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:       31,368
COMMITMENTS
  20,625      398       80   10,636   30,890   31,341   31,368       27        0

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:        -95)
    -207        0        0       99      -86     -108      -86       13       -9

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    65.8      1.3      0.3     33.9     98.5     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       9        3        1       13       19       22       23
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 08/18/09                         |
--------------------------------------------------------------| 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:        3,432
COMMITMENTS
   2,411      940       37      765    2,442    3,213    3,419      219       13

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:         15)
      21       71        6       -5      -45       22       32       -7      -17

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    70.3     27.4      1.1     22.3     71.2     93.6     99.6      6.4      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
      21        3        2        2        5       24        9
 
 
NITROGEN FIN INS ANNUAL 2009 - CHICAGO CLIMATE FUTURES EXCHANGE      Code-00626F
FUTURES ONLY POSITIONS AS OF 08/18/09                         |
--------------------------------------------------------------| 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:       21,914
COMMITMENTS
   1,924    1,910        0   19,990   20,004   21,914   21,914        0        0

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:      1,585)
       0      160        0    1,585    1,425    1,585    1,585        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     8.8      8.7      0.0     91.2     91.3    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       1        2        0       12        9       13       11
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
FUTURES ONLY POSITIONS AS OF 08/18/09                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       13,524
COMMITMENTS
     688      227       99   12,669   13,023   13,456   13,349       68      175

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:          6)
      37      -35       -8      -48       65      -19       22       25      -16

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     5.1      1.7      0.7     93.7     96.3     99.5     98.7      0.5      1.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       3        3        1       16       14       20       17
 

Updated August 21, 2008