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Contract OI history

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Jan 21, 2028 EXPIRATION

FPS $22.50 Put

FPS280121P00022500

Latest saved OI2,337Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FPS $22.50 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. 3,3741,6870 2026-10-02: 3,374 OI2026-10-05: 3,374 OI2026-10-06: 3,374 OI2026-10-07: 3,374 OI2026-10-08: 3,374 OI2026-10-09: 2,327 OI2026-10-13: 2,329 OI2026-10-14: 2,329 OI2026-10-15: 2,329 OI2026-10-16: 2,329 OI2026-10-21: 2,329 OI2026-10-23: 2,337 OI Oct 02, 2026Oct 23, 2026

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

FPS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,337+8
Oct 21, 20262,3290
Oct 16, 20262,3290
Oct 15, 20262,3290
Oct 14, 20262,3290
Oct 13, 20262,329+2
Oct 09, 20262,327-1,047
Oct 08, 20263,3740
Oct 07, 20263,3740
Oct 06, 20263,3740
Oct 05, 20263,3740
Oct 02, 20263,374No prior observation