SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 12/22/09                         |
--------------------------------------------------------------| 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:       26,954
COMMITMENTS
  17,659    1,225      872    5,458   21,896   23,989   23,993    2,965    2,961

CHANGES FROM 12/15/09 (CHANGE IN OPEN INTEREST:     -7,323)
  -1,338     -282      -53   -8,856   -9,917  -10,247  -10,252    2,924    2,929

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    65.5      4.5      3.2     20.2     81.2     89.0     89.0     11.0     11.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       9        4        3       12       13       21       20
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 12/22/09                         |
--------------------------------------------------------------| 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:        2,874
COMMITMENTS
   2,380      642       63      236    2,165    2,679    2,870      195        4

CHANGES FROM 12/15/09 (CHANGE IN OPEN INTEREST:          8)
       8        0        0        6        8       14        8       -6        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    82.8     22.3      2.2      8.2     75.3     93.2     99.9      6.8      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
      19        3        1        1        4       21        7
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
FUTURES ONLY POSITIONS AS OF 12/22/09                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       29,050
COMMITMENTS
   2,816      198      229   25,974   28,608   29,019   29,035       31       15

CHANGES FROM 12/15/09 (CHANGE IN OPEN INTEREST:     -1,358)
     114     -108     -207   -1,193   -1,013   -1,286   -1,328      -72      -30

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     9.7      0.7      0.8     89.4     98.5     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       9        3        3       19       11       29       16
 

Updated December 28, 2009