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Contract OI history

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Dec 18, 2026 EXPIRATION

ACLS $110.00 Put

ACLS261218P00110000

Latest saved OI20Oct 20, 2026
Last change+9vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACLS $110.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 20100 2026-10-09: 12 OI2026-10-13: 11 OI2026-10-14: 11 OI2026-10-16: 11 OI2026-10-20: 20 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, 2026Viewing20+9
Oct 16, 2026110
Oct 14, 2026110
Oct 13, 202611-1
Oct 09, 202612No prior observation