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Contract OI history

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Nov 20, 2026 EXPIRATION

AMRZ $40.00 Put

AMRZ261120P00040000

Latest saved OI394Oct 20, 2026
Last change-7vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMRZ $40.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 4012000 2026-10-02: 374 OI2026-10-05: 374 OI2026-10-06: 374 OI2026-10-07: 375 OI2026-10-08: 387 OI2026-10-09: 387 OI2026-10-13: 387 OI2026-10-14: 387 OI2026-10-16: 401 OI2026-10-20: 394 OI Oct 02, 2026Oct 20, 2026

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

AMRZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing394-7
Oct 16, 2026401+14
Oct 14, 20263870
Oct 13, 20263870
Oct 09, 20263870
Oct 08, 2026387+12
Oct 07, 2026375+1
Oct 06, 20263740
Oct 05, 20263740
Oct 02, 2026374No prior observation