VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/16/13          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      356,401
COMMITMENTS
  97,135  128,731   78,883  159,741  123,939  335,759  331,553   20,642   24,848

CHANGES FROM 07/09/13 (CHANGE IN OPEN INTEREST:     20,474)
  -2,803    9,228    4,347   24,704    9,898   26,248   23,473   -5,774   -2,999

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3     36.1     22.1     44.8     34.8     94.2     93.0      5.8      7.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      166)
      45       76       75       33       35      126      144



Updated July 19, 2013