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Contract OI history

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Nov 20, 2026 EXPIRATION

FITB $55.00 Put

FITB261120P00055000

Latest saved OI622Oct 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
FITB $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. 6223110 2026-10-02: 593 OI2026-10-05: 595 OI2026-10-06: 595 OI2026-10-07: 595 OI2026-10-08: 595 OI2026-10-09: 595 OI2026-10-13: 595 OI2026-10-14: 595 OI2026-10-15: 595 OI2026-10-16: 596 OI2026-10-21: 621 OI2026-10-23: 622 OI Oct 02, 2026Oct 23, 2026

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

FITB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing622+1
Oct 21, 2026621+25
Oct 16, 2026596+1
Oct 15, 20265950
Oct 14, 20265950
Oct 13, 20265950
Oct 09, 20265950
Oct 08, 20265950
Oct 07, 20265950
Oct 06, 20265950
Oct 05, 2026595+2
Oct 02, 2026593No prior observation