OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

F $20.00 Put

F270115P00020000

Latest saved OI27Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $20.00 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. 44220 2026-10-02: 44 OI2026-10-05: 43 OI2026-10-06: 43 OI2026-10-07: 43 OI2026-10-08: 43 OI2026-10-09: 43 OI2026-10-13: 43 OI2026-10-14: 43 OI2026-10-15: 27 OI2026-10-16: 27 OI2026-10-21: 27 OI2026-10-23: 27 OI Oct 02, 2026Oct 23, 2026

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

F contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing270
Oct 21, 2026270
Oct 16, 2026270
Oct 15, 202627-16
Oct 14, 2026430
Oct 13, 2026430
Oct 09, 2026430
Oct 08, 2026430
Oct 07, 2026430
Oct 06, 2026430
Oct 05, 202643-1
Oct 02, 202644No prior observation