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Contract OI history

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Oct 30, 2026 EXPIRATION

F $9.50 Put

F261030P00009500

Latest saved OI389Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $9.50 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. 3891940 2026-10-02: 377 OI2026-10-05: 377 OI2026-10-06: 377 OI2026-10-07: 377 OI2026-10-08: 377 OI2026-10-09: 379 OI2026-10-13: 379 OI2026-10-14: 379 OI2026-10-15: 379 OI2026-10-16: 379 OI2026-10-21: 379 OI2026-10-23: 389 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, 2026Viewing389+10
Oct 21, 20263790
Oct 16, 20263790
Oct 15, 20263790
Oct 14, 20263790
Oct 13, 20263790
Oct 09, 2026379+2
Oct 08, 20263770
Oct 07, 20263770
Oct 06, 20263770
Oct 05, 20263770
Oct 02, 2026377No prior observation