OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

F $15.00 Put

F280121P00015000

Latest saved OI7,785Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $15.00 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. 7,7853,8920 2026-10-02: 7,782 OI2026-10-05: 7,782 OI2026-10-06: 7,782 OI2026-10-07: 7,782 OI2026-10-08: 7,782 OI2026-10-09: 7,783 OI2026-10-13: 7,783 OI2026-10-14: 7,783 OI2026-10-15: 7,783 OI2026-10-16: 7,783 OI2026-10-21: 7,783 OI2026-10-23: 7,785 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, 2026Viewing7,785+2
Oct 21, 20267,7830
Oct 16, 20267,7830
Oct 15, 20267,7830
Oct 14, 20267,7830
Oct 13, 20267,7830
Oct 09, 20267,783+1
Oct 08, 20267,7820
Oct 07, 20267,7820
Oct 06, 20267,7820
Oct 05, 20267,7820
Oct 02, 20267,782No prior observation