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Contract OI history

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Nov 20, 2026 EXPIRATION

AMRZ $37.50 Put

AMRZ261120P00037500

Latest saved OI588Oct 20, 2026
Last change+20vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMRZ $37.50 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. 5882940 2026-10-02: 542 OI2026-10-05: 543 OI2026-10-06: 544 OI2026-10-07: 558 OI2026-10-08: 566 OI2026-10-09: 566 OI2026-10-13: 566 OI2026-10-14: 566 OI2026-10-16: 568 OI2026-10-20: 588 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, 2026Viewing588+20
Oct 16, 2026568+2
Oct 14, 20265660
Oct 13, 20265660
Oct 09, 20265660
Oct 08, 2026566+8
Oct 07, 2026558+14
Oct 06, 2026544+1
Oct 05, 2026543+1
Oct 02, 2026542No prior observation