OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

WMT $70.00 Put

WMT270115P00070000

Latest saved OI3,850Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $70.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,8501,9250 2026-10-09: 3,750 OI2026-10-12: 3,750 OI2026-10-14: 3,850 OI2026-10-15: 3,850 OI2026-10-16: 3,849 OI2026-10-21: 3,850 OI2026-10-23: 3,850 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, 2026Viewing3,8500
Oct 21, 20263,850+1
Oct 16, 20263,849-1
Oct 15, 20263,8500
Oct 14, 20263,850+100
Oct 12, 20263,7500
Oct 09, 20263,750No prior observation