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Contract OI history

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Nov 20, 2026 EXPIRATION

ACMR $90.00 Call

ACMR261120C00090000

Latest saved OI656Oct 21, 2026
Last change-3vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACMR $90.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 8474230 2026-10-09: 661 OI2026-10-13: 847 OI2026-10-14: 847 OI2026-10-16: 659 OI2026-10-21: 656 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, 2026Viewing656-3
Oct 16, 2026659-188
Oct 14, 20268470
Oct 13, 2026847+186
Oct 09, 2026661No prior observation