OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

WMT $150.00 Call

WMT270319C00150000

Latest saved OI1,044Oct 23, 2026
Last change-23vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $150.00 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. 1,4097040 2026-10-09: 1,409 OI2026-10-12: 1,409 OI2026-10-14: 1,406 OI2026-10-15: 1,400 OI2026-10-16: 1,312 OI2026-10-21: 1,067 OI2026-10-23: 1,044 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, 2026Viewing1,044-23
Oct 21, 20261,067-245
Oct 16, 20261,312-88
Oct 15, 20261,400-6
Oct 14, 20261,406-3
Oct 12, 20261,4090
Oct 09, 20261,409No prior observation