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Contract OI history

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Dec 18, 2026 EXPIRATION

F $9.85 Put

F261218P00009850

Latest saved OI13,629Oct 23, 2026
Last change-140vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $9.85 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. 13,7696,8840 2026-10-02: 13,479 OI2026-10-05: 13,478 OI2026-10-06: 13,435 OI2026-10-07: 13,697 OI2026-10-08: 13,697 OI2026-10-09: 13,697 OI2026-10-13: 13,740 OI2026-10-14: 13,740 OI2026-10-15: 13,769 OI2026-10-16: 13,769 OI2026-10-21: 13,769 OI2026-10-23: 13,629 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, 2026Viewing13,629-140
Oct 21, 202613,7690
Oct 16, 202613,7690
Oct 15, 202613,769+29
Oct 14, 202613,7400
Oct 13, 202613,740+43
Oct 09, 202613,6970
Oct 08, 202613,6970
Oct 07, 202613,697+262
Oct 06, 202613,435-43
Oct 05, 202613,478-1
Oct 02, 202613,479No prior observation