VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/15/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:       54,366
COMMITMENTS
   4,383   12,903    5,078   35,183   29,322   44,644   47,303    9,722    7,063

CHANGES FROM 09/08/09 (CHANGE IN OPEN INTEREST:      7,213)
    -254    4,526    1,866    6,451    1,056    8,063    7,448     -850     -235

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     8.1     23.7      9.3     64.7     53.9     82.1     87.0     17.9     13.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
      10        9        9       11        9       26       22
 

Updated September 18, 2009