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Contract OI history

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Mar 19, 2027 EXPIRATION

ALK $50.00 Call

ALK270319C00050000

Latest saved OI470Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALK $50.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4702350 2026-10-02: 453 OI2026-10-05: 453 OI2026-10-06: 453 OI2026-10-07: 453 OI2026-10-08: 454 OI2026-10-09: 454 OI2026-10-13: 454 OI2026-10-14: 457 OI2026-10-15: 457 OI2026-10-16: 470 OI2026-10-21: 470 OI2026-10-23: 470 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ALK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4700
Oct 21, 20264700
Oct 16, 2026470+13
Oct 15, 20264570
Oct 14, 2026457+3
Oct 13, 20264540
Oct 09, 20264540
Oct 08, 2026454+1
Oct 07, 20264530
Oct 06, 20264530
Oct 05, 20264530
Oct 02, 2026453No prior observation