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Contract OI history

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Oct 23, 2026 EXPIRATION

WMT $118.00 Put

WMT261023P00118000

Latest saved OI3,656Oct 23, 2026
Last change+602vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $118.00 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. 3,6561,8280 2026-10-09: 0 OI2026-10-12: 0 OI2026-10-14: 0 OI2026-10-15: 701 OI2026-10-16: 1,509 OI2026-10-21: 3,054 OI2026-10-23: 3,656 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, 2026Viewing3,656+602
Oct 21, 20263,054+1,545
Oct 16, 20261,509+808
Oct 15, 2026701+701
Oct 14, 202600
Oct 12, 202600
Oct 09, 20260No prior observation