```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 07/20/10                         |
--------------------------------------------------------------| 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:       17,221
COMMITMENTS
  12,344       43        0    4,846   17,175   17,190   17,218       31        3

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:        -71)
      -8        0        0      -73      -62      -81      -62       10       -9

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    71.7      0.2      0.0     28.1     99.7     99.8    100.0      0.2      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       4        1        0        7       13       11       14
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY POSITIONS AS OF 07/20/10                         |
--------------------------------------------------------------| 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:       19,267
COMMITMENTS
  14,164      203       67    4,743   18,753   18,974   19,023      293      244

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:        457)
     424        0       46        5      436      475      482      -18      -25

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    73.5      1.1      0.3     24.6     97.3     98.5     98.7      1.5      1.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       8        1        1       12        9       20       11
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 07/20/10                         |
--------------------------------------------------------------| 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:        2,425
COMMITMENTS
   2,272      480        0        0    1,944    2,272    2,424      153        1

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    93.7     19.8      0.0      0.0     80.2     93.7    100.0      6.3      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      18        2        0        0        2       18        4
```

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Updated July 23, 2010