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Contract OI history

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Dec 18, 2026 EXPIRATION

ACLS $155.00 Call

ACLS261218C00155000

Latest saved OI33Oct 20, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACLS $155.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 34170 2026-10-09: 34 OI2026-10-13: 34 OI2026-10-14: 34 OI2026-10-16: 33 OI2026-10-20: 33 OI Oct 09, 2026Oct 20, 2026

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

ACLS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing330
Oct 16, 202633-1
Oct 14, 2026340
Oct 13, 2026340
Oct 09, 202634No prior observation