VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 10/23/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      376,801
COMMITMENTS
  67,021  157,118   60,072  223,991  132,887  351,084  350,077   25,717   26,724

CHANGES FROM 10/16/12 (CHANGE IN OPEN INTEREST:    -48,176)
  -5,932   -3,253   -8,486  -32,883  -36,784  -47,301  -48,523     -875      347

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.8     41.7     15.9     59.4     35.3     93.2     92.9      6.8      7.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      158)
      53       57       64       34       37      125      129
 

Updated October 26, 2012