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Contract OI history

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Dec 18, 2026 EXPIRATION

FOA $12.50 Put

FOA261218P00012500

Latest saved OI361Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FOA $12.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3611800 2026-10-02: 354 OI2026-10-05: 354 OI2026-10-06: 354 OI2026-10-07: 354 OI2026-10-08: 354 OI2026-10-09: 354 OI2026-10-13: 354 OI2026-10-14: 354 OI2026-10-16: 357 OI2026-10-20: 361 OI2026-10-23: 361 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

FOA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3610
Oct 20, 2026361+4
Oct 16, 2026357+3
Oct 14, 20263540
Oct 13, 20263540
Oct 09, 20263540
Oct 08, 20263540
Oct 07, 20263540
Oct 06, 20263540
Oct 05, 20263540
Oct 02, 2026354No prior observation