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Contract OI history

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Jan 15, 2027 EXPIRATION

AMTM $27.50 Put

AMTM270115P00027500

Latest saved OI91Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMTM $27.50 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. 91450 2026-10-02: 91 OI2026-10-05: 91 OI2026-10-06: 91 OI2026-10-07: 91 OI2026-10-08: 91 OI2026-10-09: 91 OI2026-10-13: 91 OI2026-10-14: 91 OI2026-10-16: 91 OI2026-10-20: 91 OI Oct 02, 2026Oct 20, 2026

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

AMTM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing910
Oct 16, 2026910
Oct 14, 2026910
Oct 13, 2026910
Oct 09, 2026910
Oct 08, 2026910
Oct 07, 2026910
Oct 06, 2026910
Oct 05, 2026910
Oct 02, 202691No prior observation