OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

WMT $120.00 Call

WMT280121C00120000

Latest saved OI4,860Oct 23, 2026
Last change-53vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $120.00 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. 4,9252,4620 2026-10-09: 4,901 OI2026-10-12: 4,793 OI2026-10-14: 4,704 OI2026-10-15: 4,925 OI2026-10-16: 4,917 OI2026-10-21: 4,913 OI2026-10-23: 4,860 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, 2026Viewing4,860-53
Oct 21, 20264,913-4
Oct 16, 20264,917-8
Oct 15, 20264,925+221
Oct 14, 20264,704-89
Oct 12, 20264,793-108
Oct 09, 20264,901No prior observation