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Contract OI history

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Nov 20, 2026 EXPIRATION

ALC $70.00 Put

ALC261120P00070000

Latest saved OI615Oct 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 $70.00 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. 6183090 2026-10-02: 618 OI2026-10-05: 618 OI2026-10-06: 618 OI2026-10-07: 618 OI2026-10-08: 618 OI2026-10-09: 618 OI2026-10-13: 615 OI2026-10-15: 615 OI2026-10-16: 615 OI2026-10-20: 615 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, 2026Viewing6150
Oct 16, 20266150
Oct 15, 20266150
Oct 13, 2026615-3
Oct 09, 20266180
Oct 08, 20266180
Oct 07, 20266180
Oct 06, 20266180
Oct 05, 20266180
Oct 02, 2026618No prior observation