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Contract OI history

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Oct 30, 2026 EXPIRATION

F $10.50 Put

F261030P00010500

Latest saved OI355Oct 23, 2026
Last change+103vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $10.50 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. 3551770 2026-10-02: 43 OI2026-10-05: 46 OI2026-10-06: 60 OI2026-10-07: 60 OI2026-10-08: 60 OI2026-10-09: 60 OI2026-10-13: 62 OI2026-10-14: 62 OI2026-10-15: 113 OI2026-10-16: 119 OI2026-10-21: 252 OI2026-10-23: 355 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, 2026Viewing355+103
Oct 21, 2026252+133
Oct 16, 2026119+6
Oct 15, 2026113+51
Oct 14, 2026620
Oct 13, 202662+2
Oct 09, 2026600
Oct 08, 2026600
Oct 07, 2026600
Oct 06, 202660+14
Oct 05, 202646+3
Oct 02, 202643No prior observation