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Contract OI history

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Jan 15, 2027 EXPIRATION

ALK $47.50 Put

ALK270115P00047500

Latest saved OI232Oct 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 $47.50 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. 2331160 2026-10-02: 233 OI2026-10-05: 233 OI2026-10-06: 233 OI2026-10-07: 233 OI2026-10-08: 233 OI2026-10-09: 233 OI2026-10-13: 233 OI2026-10-14: 232 OI2026-10-15: 232 OI2026-10-16: 232 OI2026-10-21: 232 OI2026-10-23: 232 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, 2026Viewing2320
Oct 21, 20262320
Oct 16, 20262320
Oct 15, 20262320
Oct 14, 2026232-1
Oct 13, 20262330
Oct 09, 20262330
Oct 08, 20262330
Oct 07, 20262330
Oct 06, 20262330
Oct 05, 20262330
Oct 02, 2026233No prior observation