```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 02/16/10                         |
--------------------------------------------------------------| 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:       20,726
COMMITMENTS
  13,433      508        0    7,231   20,180   20,664   20,688       62       38

CHANGES FROM 02/09/10 (CHANGE IN OPEN INTEREST:       -913)
     294        0      -22   -1,157     -918     -885     -940      -28       27

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    64.8      2.5      0.0     34.9     97.4     99.7     99.8      0.3      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       6        4        0       13       16       19       20
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY POSITIONS AS OF 02/16/10                         |
--------------------------------------------------------------| 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:       16,320
COMMITMENTS
  14,396    7,695       87    1,756    8,490   16,239   16,272       81       48

CHANGES FROM 02/09/10 (CHANGE IN OPEN INTEREST:        594)
     280      199        0      336      433      616      632      -22      -38

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    88.2     47.2      0.5     10.8     52.0     99.5     99.7      0.5      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       4        4        2       10       10       16       14
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 02/16/10                         |
--------------------------------------------------------------| 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:        2,408
COMMITMENTS
   2,172      612        1       51    1,794    2,224    2,407      184        1

CHANGES FROM 02/09/10 (CHANGE IN OPEN INTEREST:         -1)
       0        0        0        0       -1        0       -1       -1        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    90.2     25.4      0.0      2.1     74.5     92.4    100.0      7.6      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      18        2        1        1        2       20        4
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
FUTURES ONLY POSITIONS AS OF 02/16/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       12,312
COMMITMENTS
     737       58       45   11,508   12,209   12,290   12,312       22        0

CHANGES FROM 02/09/10 (CHANGE IN OPEN INTEREST:        104)
      19        0      -12      102      123      109      111       -5       -7

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     6.0      0.5      0.4     93.5     99.2     99.8    100.0      0.2      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       3        2        3       12        9       17       12
```

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Updated February 19, 2010