VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/04/13          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      372,793
COMMITMENTS
  92,246  163,882   90,181  152,913   88,387  335,340  342,450   37,453   30,343

CHANGES FROM 05/28/13 (CHANGE IN OPEN INTEREST:    -16,594)
  -6,004    3,946   -1,160  -14,413  -15,366  -21,577  -12,580    4,983   -4,014

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.7     44.0     24.2     41.0     23.7     90.0     91.9     10.0      8.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      167)
      51       69       71       34       32      126      140
 

Updated June 7, 2013