SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 07/21/09                         |
--------------------------------------------------------------| 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:       36,255
COMMITMENTS
  26,046      667        8   10,186   35,579   36,240   36,254       15        1

CHANGES FROM 07/14/09 (CHANGE IN OPEN INTEREST:        795)
     513      397     -125      420      522      808      794      -13        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    71.8      1.8      0.0     28.1     98.1    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
      10        3        1       14       18       24       22
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 07/21/09                         |
--------------------------------------------------------------| 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:        3,416
COMMITMENTS
   2,329      987       62      754    2,302    3,145    3,351      271       65

CHANGES FROM 07/14/09 (CHANGE IN OPEN INTEREST:         80)
      15   -1,234     -580      643    1,860       78       46        2       34

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    68.2     28.9      1.8     22.1     67.4     92.1     98.1      7.9      1.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
      19        3        1        2        3       22        6
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
FUTURES ONLY POSITIONS AS OF 07/21/09                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       13,938
COMMITMENTS
   1,012      361      113   12,774   13,427   13,899   13,901       39       37

CHANGES FROM 07/14/09 (CHANGE IN OPEN INTEREST:        307)
      36   -1,690      -14      289    2,017      311      313       -4       -6

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.3      2.6      0.8     91.6     96.3     99.7     99.7      0.3      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       3        3        2       17       16       21       20
 

Updated July 24, 2009