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Contract OI history

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Mar 19, 2027 EXPIRATION

ALK $35.00 Put

ALK270319P00035000

Latest saved OI312Oct 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 $35.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3121560 2026-10-02: 312 OI2026-10-05: 312 OI2026-10-06: 312 OI2026-10-07: 312 OI2026-10-08: 312 OI2026-10-09: 312 OI2026-10-13: 312 OI2026-10-14: 312 OI2026-10-15: 312 OI2026-10-16: 312 OI2026-10-21: 312 OI2026-10-23: 312 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, 2026Viewing3120
Oct 21, 20263120
Oct 16, 20263120
Oct 15, 20263120
Oct 14, 20263120
Oct 13, 20263120
Oct 09, 20263120
Oct 08, 20263120
Oct 07, 20263120
Oct 06, 20263120
Oct 05, 20263120
Oct 02, 2026312No prior observation