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Contract OI history

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Nov 20, 2026 EXPIRATION

ALK $50.00 Call

ALK261120C00050000

Latest saved OI198Oct 23, 2026
Last change-8vs 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. 3711850 2026-10-02: 358 OI2026-10-05: 362 OI2026-10-06: 362 OI2026-10-07: 366 OI2026-10-08: 370 OI2026-10-09: 371 OI2026-10-13: 370 OI2026-10-14: 370 OI2026-10-15: 202 OI2026-10-16: 202 OI2026-10-21: 206 OI2026-10-23: 198 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, 2026Viewing198-8
Oct 21, 2026206+4
Oct 16, 20262020
Oct 15, 2026202-168
Oct 14, 20263700
Oct 13, 2026370-1
Oct 09, 2026371+1
Oct 08, 2026370+4
Oct 07, 2026366+4
Oct 06, 20263620
Oct 05, 2026362+4
Oct 02, 2026358No prior observation