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Contract OI history

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Dec 18, 2026 EXPIRATION

WMT $82.50 Put

WMT261218P00082500

Latest saved OI696Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $82.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7403700 2026-10-09: 740 OI2026-10-12: 733 OI2026-10-14: 733 OI2026-10-15: 723 OI2026-10-16: 723 OI2026-10-21: 696 OI2026-10-23: 696 OI Oct 09, 2026Oct 23, 2026

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

WMT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6960
Oct 21, 2026696-27
Oct 16, 20267230
Oct 15, 2026723-10
Oct 14, 20267330
Oct 12, 2026733-7
Oct 09, 2026740No prior observation