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Contract OI history

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Nov 20, 2026 EXPIRATION

FPS $50.00 Put

FPS261120P00050000

Latest saved OI77Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FPS $50.00 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. 80400 2026-10-02: 50 OI2026-10-05: 50 OI2026-10-06: 80 OI2026-10-07: 80 OI2026-10-08: 78 OI2026-10-09: 78 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-15: 78 OI2026-10-16: 78 OI2026-10-21: 77 OI2026-10-23: 77 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, 2026Viewing770
Oct 21, 202677-1
Oct 16, 2026780
Oct 15, 2026780
Oct 14, 2026780
Oct 13, 2026780
Oct 09, 2026780
Oct 08, 202678-2
Oct 07, 2026800
Oct 06, 202680+30
Oct 05, 2026500
Oct 02, 202650No prior observation