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Contract OI history

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Nov 20, 2026 EXPIRATION

F $15.00 Put

F261120P00015000

Latest saved OI838Oct 23, 2026
Last change-5vs 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. 8434210 2026-10-02: 789 OI2026-10-05: 814 OI2026-10-06: 815 OI2026-10-07: 815 OI2026-10-08: 815 OI2026-10-09: 831 OI2026-10-13: 830 OI2026-10-14: 830 OI2026-10-15: 830 OI2026-10-16: 830 OI2026-10-21: 843 OI2026-10-23: 838 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, 2026Viewing838-5
Oct 21, 2026843+13
Oct 16, 20268300
Oct 15, 20268300
Oct 14, 20268300
Oct 13, 2026830-1
Oct 09, 2026831+16
Oct 08, 20268150
Oct 07, 20268150
Oct 06, 2026815+1
Oct 05, 2026814+25
Oct 02, 2026789No prior observation