```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 06/08/10                         |
--------------------------------------------------------------| 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:       15,949
COMMITMENTS
  12,363       71        0    3,565   15,867   15,928   15,938       21       11

CHANGES FROM 06/01/10 (CHANGE IN OPEN INTEREST:       -311)
      29     -291        0     -344      -15     -315     -306        4       -5

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    77.5      0.4      0.0     22.4     99.5     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       5        1        0        8       15       13       16
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY POSITIONS AS OF 06/08/10                         |
--------------------------------------------------------------| 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:       26,008
COMMITMENTS
  20,468    6,689        7    5,444   19,279   25,919   25,975       89       33

CHANGES FROM 06/01/10 (CHANGE IN OPEN INTEREST:       -114)
    -174       31       -3       68     -147     -109     -119       -5        5

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    78.7     25.7      0.0     20.9     74.1     99.7     99.9      0.3      0.1

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 06/08/10                         |
--------------------------------------------------------------| 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:        2,516
COMMITMENTS
   2,343      571        0       20    1,944    2,363    2,515      153        1

CHANGES FROM 06/01/10 (CHANGE IN OPEN INTEREST:        -20)
     -10      -10        0      -10      -10      -20      -20        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    93.1     22.7      0.0      0.8     77.3     93.9    100.0      6.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      19        2        0        1        2       20        4
```

----

Updated June 11, 2010