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Contract OI history

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Jan 15, 2027 EXPIRATION

ALC $75.00 Call

ALC270115C00075000

Latest saved OI180Oct 20, 2026
Last change+3vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $75.00 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. 180900 2026-10-02: 174 OI2026-10-05: 174 OI2026-10-06: 174 OI2026-10-07: 174 OI2026-10-08: 174 OI2026-10-09: 174 OI2026-10-13: 177 OI2026-10-15: 177 OI2026-10-16: 177 OI2026-10-20: 180 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, 2026Viewing180+3
Oct 16, 20261770
Oct 15, 20261770
Oct 13, 2026177+3
Oct 09, 20261740
Oct 08, 20261740
Oct 07, 20261740
Oct 06, 20261740
Oct 05, 20261740
Oct 02, 2026174No prior observation