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Contract OI history

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Dec 18, 2026 EXPIRATION

ALC $67.50 Call

ALC261218C00067500

Latest saved OI492Oct 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 $67.50 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. 4922460 2026-10-02: 471 OI2026-10-05: 471 OI2026-10-06: 471 OI2026-10-07: 471 OI2026-10-08: 471 OI2026-10-09: 471 OI2026-10-13: 471 OI2026-10-15: 491 OI2026-10-16: 492 OI2026-10-20: 492 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, 2026Viewing4920
Oct 16, 2026492+1
Oct 15, 2026491+20
Oct 13, 20264710
Oct 09, 20264710
Oct 08, 20264710
Oct 07, 20264710
Oct 06, 20264710
Oct 05, 20264710
Oct 02, 2026471No prior observation