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Contract OI history

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Dec 18, 2026 EXPIRATION

ALK $45.00 Call

ALK261218C00045000

Latest saved OI2,726Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALK $45.00 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. 2,7511,3750 2026-10-02: 2,751 OI2026-10-05: 2,742 OI2026-10-06: 2,742 OI2026-10-07: 2,673 OI2026-10-08: 2,673 OI2026-10-09: 2,689 OI2026-10-13: 2,689 OI2026-10-14: 2,721 OI2026-10-15: 2,721 OI2026-10-16: 2,721 OI2026-10-21: 2,727 OI2026-10-23: 2,726 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, 2026Viewing2,726-1
Oct 21, 20262,727+6
Oct 16, 20262,7210
Oct 15, 20262,7210
Oct 14, 20262,721+32
Oct 13, 20262,6890
Oct 09, 20262,689+16
Oct 08, 20262,6730
Oct 07, 20262,673-69
Oct 06, 20262,7420
Oct 05, 20262,742-9
Oct 02, 20262,751No prior observation