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Contract OI history

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Oct 23, 2026 EXPIRATION

F $10.50 Put

F261023P00010500

Latest saved OI61Oct 23, 2026
Last change+6vs 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. 61300 2026-10-02: 26 OI2026-10-05: 26 OI2026-10-06: 28 OI2026-10-07: 28 OI2026-10-08: 28 OI2026-10-09: 27 OI2026-10-13: 28 OI2026-10-14: 28 OI2026-10-15: 28 OI2026-10-16: 28 OI2026-10-21: 55 OI2026-10-23: 61 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, 2026Viewing61+6
Oct 21, 202655+27
Oct 16, 2026280
Oct 15, 2026280
Oct 14, 2026280
Oct 13, 202628+1
Oct 09, 202627-1
Oct 08, 2026280
Oct 07, 2026280
Oct 06, 202628+2
Oct 05, 2026260
Oct 02, 202626No prior observation