OITracker Cboe delayed data

Contract OI history

Back to F

Dec 18, 2026 EXPIRATION

F $20.00 Call

F261218C00020000

Latest saved OI1,227Oct 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 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2346170 2026-10-02: 1,234 OI2026-10-05: 1,234 OI2026-10-06: 1,234 OI2026-10-07: 1,234 OI2026-10-08: 1,234 OI2026-10-09: 1,228 OI2026-10-13: 1,227 OI2026-10-14: 1,227 OI2026-10-15: 1,227 OI2026-10-16: 1,227 OI2026-10-21: 1,227 OI2026-10-23: 1,227 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, 2026Viewing1,2270
Oct 21, 20261,2270
Oct 16, 20261,2270
Oct 15, 20261,2270
Oct 14, 20261,2270
Oct 13, 20261,227-1
Oct 09, 20261,228-6
Oct 08, 20261,2340
Oct 07, 20261,2340
Oct 06, 20261,2340
Oct 05, 20261,2340
Oct 02, 20261,234No prior observation