VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/11/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      409,743
COMMITMENTS
  56,401  164,355   83,609  246,042  134,426  386,052  382,390   23,691   27,353

CHANGES FROM 12/04/12 (CHANGE IN OPEN INTEREST:     13,612)
   1,674     -156    5,097   15,540   17,249   22,311   22,190   -8,699   -8,578

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.8     40.1     20.4     60.0     32.8     94.2     93.3      5.8      6.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      178)
      58       62       75       37       40      142      142
 

Updated December 14, 2012