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Contract OI history

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Jan 21, 2028 EXPIRATION

AMTX $1.50 Put

AMTX280121P00001500

Latest saved OI1,019Oct 20, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AMTX $1.50 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 1,0195090 2026-10-08: 1,019 OI2026-10-09: 1,019 OI2026-10-13: 1,019 OI2026-10-14: 1,019 OI2026-10-16: 1,019 OI2026-10-20: 1,019 OI Oct 08, 2026Oct 20, 2026

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

AMTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1,0190
Oct 16, 20261,0190
Oct 14, 20261,0190
Oct 13, 20261,0190
Oct 09, 20261,0190
Oct 08, 20261,019No prior observation