VIX FUTURES - CBOE FUTURES EXCHANGE                                  Code-1170E1
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/19/17          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($1000 X INDEX)                                      OPEN INTEREST:      704,831
COMMITMENTS
 175,169  346,356  206,209  283,365  106,908  664,743  659,473   40,088   45,358

CHANGES FROM 09/12/17 (CHANGE IN OPEN INTEREST:     64,491)
   7,833   55,193  -12,336   63,264   15,511   58,761   58,368    5,730    6,123

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 
    24.9     49.1     29.3     40.2     15.2     94.3     93.6      5.7      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      272)
      87      122      106       44       32      194      209                  



Updated September 22, 2017