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Contract OI history

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Jan 21, 2028 EXPIRATION

ALC $57.50 Call

ALC280121C00057500

Latest saved OI81Oct 20, 2026
Last change+80vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $57.50 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. 81400 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-15: 1 OI2026-10-16: 1 OI2026-10-20: 81 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, 2026Viewing81+80
Oct 16, 202610
Oct 15, 202610
Oct 13, 202610
Oct 09, 202610
Oct 08, 202610
Oct 07, 202610
Oct 06, 202610
Oct 05, 202610
Oct 02, 20261No prior observation