VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/18/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      617,557
COMMITMENTS
 183,963  324,331  158,972  239,162   99,231  582,097  582,534   35,460   35,023

CHANGES FROM 07/11/17 (CHANGE IN OPEN INTEREST:     41,029)
  38,733   68,813  -12,438    9,930  -17,305   36,225   39,070    4,804    1,959

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    29.8     52.5     25.7     38.7     16.1     94.3     94.3      5.7      5.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      277)
     108      108       97       40       37      198      204                  



Updated July 21, 2017