OITracker Cboe delayed data

Contract OI history

Back to WMT

Nov 20, 2026 EXPIRATION

WMT $128.00 Call

WMT261120C00128000

Latest saved OI761Oct 23, 2026
Last change+529vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $128.00 call open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 7613800 2026-10-21: 232 OI2026-10-23: 761 OI Oct 21, 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, 2026Viewing761+529
Oct 21, 2026232No prior observation