SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/23/10          |
--------------------------------------------------------------| 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:       15,866
COMMITMENTS
  10,583      113       49    5,219   15,696   15,852   15,858       14        8

CHANGES FROM 11/16/10 (CHANGE IN OPEN INTEREST:       -315)
    -407       29       -1       95     -332     -312     -304       -3      -11

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    66.7      0.7      0.3     32.9     98.9     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       6        1        1        6       13       12       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/23/10          |
--------------------------------------------------------------| 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:       25,772
COMMITMENTS
  18,794       36       50    6,912   25,676   25,756   25,762       16       10

CHANGES FROM 11/16/10 (CHANGE IN OPEN INTEREST:        226)
     120       -2       12      101      215      233      225       -7        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    72.9      0.1      0.2     26.8     99.6     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      12        1        3       15       16       28       19
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/23/10          |
--------------------------------------------------------------| 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:        5,797
COMMITMENTS
   4,897      821      629        0    4,335    5,525    5,785      272       12

CHANGES FROM 11/16/10 (CHANGE IN OPEN INTEREST:         -9)
      -9        0        0        0       -9       -9       -9        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    84.5     14.2     10.8      0.0     74.8     95.3     99.8      4.7      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      20        1        7        0        2       21        9
 
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE           Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/23/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       12,030
COMMITMENTS
     614       79       14   11,370   11,885   11,999   11,978       31       52

CHANGES FROM 11/16/10 (CHANGE IN OPEN INTEREST:         43)
      53        0        5      -25       34       33       39       10        4

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     5.1      0.7      0.1     94.5     98.8     99.7     99.6      0.3      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       6        1        3        8        7       14       11


Updated November 29, 2010