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Contract OI history

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Nov 13, 2026 EXPIRATION

F $11.50 Put

F261113P00011500

Latest saved OI733Oct 23, 2026
Last change+45vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $11.50 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. 7333660 2026-10-02: 5 OI2026-10-05: 14 OI2026-10-06: 263 OI2026-10-07: 329 OI2026-10-08: 329 OI2026-10-09: 337 OI2026-10-13: 420 OI2026-10-14: 420 OI2026-10-15: 433 OI2026-10-16: 461 OI2026-10-21: 688 OI2026-10-23: 733 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, 2026Viewing733+45
Oct 21, 2026688+227
Oct 16, 2026461+28
Oct 15, 2026433+13
Oct 14, 20264200
Oct 13, 2026420+83
Oct 09, 2026337+8
Oct 08, 20263290
Oct 07, 2026329+66
Oct 06, 2026263+249
Oct 05, 202614+9
Oct 02, 20265No prior observation