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Contract OI history

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Jun 17, 2027 EXPIRATION

ACMR $80.00 Put

ACMR270617P00080000

Latest saved OI343Oct 21, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACMR $80.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 3451720 2026-10-09: 345 OI2026-10-13: 343 OI2026-10-14: 343 OI2026-10-16: 343 OI2026-10-21: 343 OI Oct 09, 2026Oct 21, 2026

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

ACMR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing3430
Oct 16, 20263430
Oct 14, 20263430
Oct 13, 2026343-2
Oct 09, 2026345No prior observation