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Contract OI history

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Oct 23, 2026 EXPIRATION

F $11.50 Put

F261023P00011500

Latest saved OI6,312Oct 23, 2026
Last change+3,836vs 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. 6,3123,1560 2026-10-02: 924 OI2026-10-05: 939 OI2026-10-06: 1,076 OI2026-10-07: 1,111 OI2026-10-08: 1,111 OI2026-10-09: 1,199 OI2026-10-13: 1,863 OI2026-10-14: 1,863 OI2026-10-15: 1,911 OI2026-10-16: 1,851 OI2026-10-21: 2,476 OI2026-10-23: 6,312 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, 2026Viewing6,312+3,836
Oct 21, 20262,476+625
Oct 16, 20261,851-60
Oct 15, 20261,911+48
Oct 14, 20261,8630
Oct 13, 20261,863+664
Oct 09, 20261,199+88
Oct 08, 20261,1110
Oct 07, 20261,111+35
Oct 06, 20261,076+137
Oct 05, 2026939+15
Oct 02, 2026924No prior observation