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Contract OI history

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Dec 18, 2026 EXPIRATION

ALC $80.00 Put

ALC261218P00080000

Latest saved OI89Oct 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 $80.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 149740 2026-10-02: 149 OI2026-10-05: 149 OI2026-10-06: 149 OI2026-10-07: 110 OI2026-10-08: 110 OI2026-10-09: 89 OI2026-10-13: 89 OI2026-10-15: 89 OI2026-10-16: 89 OI2026-10-20: 89 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, 2026Viewing890
Oct 16, 2026890
Oct 15, 2026890
Oct 13, 2026890
Oct 09, 202689-21
Oct 08, 20261100
Oct 07, 2026110-39
Oct 06, 20261490
Oct 05, 20261490
Oct 02, 2026149No prior observation