VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/15/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      603,600
COMMITMENTS
 154,028  283,434  185,742  228,088   95,053  567,858  564,229   35,742   39,371

CHANGES FROM 08/08/17 (CHANGE IN OPEN INTEREST:    -68,200)
 -40,915  -66,550     -807  -22,720   -6,841  -64,442  -74,198   -3,758    5,998

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    25.5     47.0     30.8     37.8     15.7     94.1     93.5      5.9      6.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      259)
      95      104      107       42       34      199      196                  



Updated August 18, 2017