VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/21/15          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      368,262
COMMITMENTS
 129,710  189,639   77,632  140,007   73,273  347,349  340,544   20,913   27,718

CHANGES FROM 04/14/15 (CHANGE IN OPEN INTEREST:    -31,521)
   6,749    3,233  -18,318  -12,144   -9,111  -23,713  -24,196   -7,808   -7,325

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    35.2     51.5     21.1     38.0     19.9     94.3     92.5      5.7      7.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      182)
      48       83       72       36       31      129      151



Updated April 24, 2015