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Contract OI history

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Jan 15, 2027 EXPIRATION

FPS $55.00 Put

FPS270115P00055000

Latest saved OI29Oct 23, 2026
Last change-350vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FPS $55.00 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. 3791890 2026-10-02: 378 OI2026-10-05: 378 OI2026-10-06: 378 OI2026-10-07: 378 OI2026-10-08: 378 OI2026-10-09: 378 OI2026-10-13: 379 OI2026-10-14: 379 OI2026-10-15: 379 OI2026-10-16: 379 OI2026-10-21: 379 OI2026-10-23: 29 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, 2026Viewing29-350
Oct 21, 20263790
Oct 16, 20263790
Oct 15, 20263790
Oct 14, 20263790
Oct 13, 2026379+1
Oct 09, 20263780
Oct 08, 20263780
Oct 07, 20263780
Oct 06, 20263780
Oct 05, 20263780
Oct 02, 2026378No prior observation