OITracker Cboe delayed data

Contract OI history

Back to FIS

Jan 15, 2027 EXPIRATION

FIS $32.50 Put

FIS270115P00032500

Latest saved OI199Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FIS $32.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 199990 2026-10-02: 184 OI2026-10-05: 187 OI2026-10-06: 188 OI2026-10-07: 188 OI2026-10-08: 188 OI2026-10-09: 188 OI2026-10-13: 197 OI2026-10-14: 197 OI2026-10-15: 188 OI2026-10-16: 188 OI2026-10-21: 195 OI2026-10-23: 199 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

FIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing199+4
Oct 21, 2026195+7
Oct 16, 20261880
Oct 15, 2026188-9
Oct 14, 20261970
Oct 13, 2026197+9
Oct 09, 20261880
Oct 08, 20261880
Oct 07, 20261880
Oct 06, 2026188+1
Oct 05, 2026187+3
Oct 02, 2026184No prior observation