IN DELIVERY MONTH EUA - GREEN EXCHANGE                               Code-006GEC
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/24/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 EUA)                              OPEN INTEREST:       89,683
COMMITMENTS
  11,341      283    2,915   75,427   86,485   89,683   89,683        0        0

CHANGES FROM 07/17/12 (CHANGE IN OPEN INTEREST:      4,835)
  -2,502        6     -687    8,025    5,516    4,836    4,835       -1        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.6      0.3      3.3     84.1     96.4    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       3        3        4        9       13       14       18
 

Updated July 27, 2012