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Contract OI history

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Dec 17, 2027 EXPIRATION

ALC $72.50 Call

ALC271217C00072500

Latest saved OI129Oct 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. 129640 2026-10-02: 129 OI2026-10-05: 129 OI2026-10-06: 129 OI2026-10-07: 129 OI2026-10-08: 129 OI2026-10-09: 129 OI2026-10-13: 129 OI2026-10-15: 129 OI2026-10-16: 129 OI2026-10-20: 129 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, 2026Viewing1290
Oct 16, 20261290
Oct 15, 20261290
Oct 13, 20261290
Oct 09, 20261290
Oct 08, 20261290
Oct 07, 20261290
Oct 06, 20261290
Oct 05, 20261290
Oct 02, 2026129No prior observation