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Contract OI history

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Nov 13, 2026 EXPIRATION

WMT $128.00 Call

WMT261113C00128000

Latest saved OI291Oct 23, 2026
Last change+131vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $128.00 call open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 2911450 2026-10-15: 0 OI2026-10-16: 72 OI2026-10-21: 160 OI2026-10-23: 291 OI Oct 15, 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, 2026Viewing291+131
Oct 21, 2026160+88
Oct 16, 202672+72
Oct 15, 20260No prior observation