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Contract OI history

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Dec 18, 2026 EXPIRATION

F $15.00 Put

F261218P00015000

Latest saved OI4,215Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $15.00 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. 4,2292,1140 2026-10-02: 4,226 OI2026-10-05: 4,229 OI2026-10-06: 4,225 OI2026-10-07: 4,225 OI2026-10-08: 4,225 OI2026-10-09: 4,225 OI2026-10-13: 4,226 OI2026-10-14: 4,226 OI2026-10-15: 4,216 OI2026-10-16: 4,216 OI2026-10-21: 4,216 OI2026-10-23: 4,215 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, 2026Viewing4,215-1
Oct 21, 20264,2160
Oct 16, 20264,2160
Oct 15, 20264,216-10
Oct 14, 20264,2260
Oct 13, 20264,226+1
Oct 09, 20264,2250
Oct 08, 20264,2250
Oct 07, 20264,2250
Oct 06, 20264,225-4
Oct 05, 20264,229+3
Oct 02, 20264,226No prior observation