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Contract OI history

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Apr 16, 2027 EXPIRATION

AMTM $17.50 Put

AMTM270416P00017500

Latest saved OI342Oct 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 $17.50 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. 3421710 2026-10-02: 95 OI2026-10-05: 97 OI2026-10-06: 97 OI2026-10-07: 97 OI2026-10-08: 97 OI2026-10-09: 97 OI2026-10-13: 300 OI2026-10-14: 300 OI2026-10-16: 342 OI2026-10-20: 342 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, 2026Viewing3420
Oct 16, 2026342+42
Oct 14, 20263000
Oct 13, 2026300+203
Oct 09, 2026970
Oct 08, 2026970
Oct 07, 2026970
Oct 06, 2026970
Oct 05, 202697+2
Oct 02, 202695No prior observation