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Contract OI history

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Jan 15, 2027 EXPIRATION

ALC $67.50 Call

ALC270115C00067500

Latest saved OI418Oct 20, 2026
Last change+2vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $67.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 4182090 2026-10-02: 285 OI2026-10-05: 285 OI2026-10-06: 285 OI2026-10-07: 285 OI2026-10-08: 285 OI2026-10-09: 285 OI2026-10-13: 416 OI2026-10-15: 416 OI2026-10-16: 416 OI2026-10-20: 418 OI Oct 02, 2026Oct 20, 2026

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

ALC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing418+2
Oct 16, 20264160
Oct 15, 20264160
Oct 13, 2026416+131
Oct 09, 20262850
Oct 08, 20262850
Oct 07, 20262850
Oct 06, 20262850
Oct 05, 20262850
Oct 02, 2026285No prior observation