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Contract OI history

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Feb 19, 2027 EXPIRATION

ALK $55.00 Call

ALK270219C00055000

Latest saved OI26Oct 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 $55.00 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. 113560 2026-10-02: 13 OI2026-10-05: 63 OI2026-10-06: 63 OI2026-10-07: 63 OI2026-10-08: 68 OI2026-10-09: 68 OI2026-10-13: 113 OI2026-10-14: 113 OI2026-10-15: 25 OI2026-10-16: 25 OI2026-10-21: 26 OI2026-10-23: 26 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, 2026Viewing260
Oct 21, 202626+1
Oct 16, 2026250
Oct 15, 202625-88
Oct 14, 20261130
Oct 13, 2026113+45
Oct 09, 2026680
Oct 08, 202668+5
Oct 07, 2026630
Oct 06, 2026630
Oct 05, 202663+50
Oct 02, 202613No prior observation