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Contract OI history

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Dec 18, 2026 EXPIRATION

WAL $65.00 Put

WAL261218P00065000

Latest saved OI541Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WAL $65.00 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. 5412700 2026-10-02: 34 OI2026-10-05: 34 OI2026-10-06: 34 OI2026-10-07: 34 OI2026-10-08: 38 OI2026-10-09: 38 OI2026-10-12: 38 OI2026-10-14: 37 OI2026-10-15: 39 OI2026-10-16: 39 OI2026-10-21: 541 OI2026-10-23: 541 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5410
Oct 21, 2026541+502
Oct 16, 2026390
Oct 15, 202639+2
Oct 14, 202637-1
Oct 12, 2026380
Oct 09, 2026380
Oct 08, 202638+4
Oct 07, 2026340
Oct 06, 2026340
Oct 05, 2026340
Oct 02, 202634No prior observation