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Contract OI history

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Dec 18, 2026 EXPIRATION

ALC $72.50 Call

ALC261218C00072500

Latest saved OI519Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $72.50 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. 5192590 2026-10-02: 505 OI2026-10-05: 505 OI2026-10-06: 505 OI2026-10-07: 505 OI2026-10-08: 505 OI2026-10-09: 504 OI2026-10-13: 504 OI2026-10-15: 504 OI2026-10-16: 519 OI2026-10-20: 519 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, 2026Viewing5190
Oct 16, 2026519+15
Oct 15, 20265040
Oct 13, 20265040
Oct 09, 2026504-1
Oct 08, 20265050
Oct 07, 20265050
Oct 06, 20265050
Oct 05, 20265050
Oct 02, 2026505No prior observation