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Contract OI history

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Jan 21, 2028 EXPIRATION

WMT $70.00 Call

WMT280121C00070000

Latest saved OI265Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $70.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2721360 2026-10-09: 272 OI2026-10-12: 272 OI2026-10-14: 272 OI2026-10-15: 270 OI2026-10-16: 270 OI2026-10-21: 270 OI2026-10-23: 265 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, 2026Viewing265-5
Oct 21, 20262700
Oct 16, 20262700
Oct 15, 2026270-2
Oct 14, 20262720
Oct 12, 20262720
Oct 09, 2026272No prior observation