OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

WMT $100.00 Put

WMT281215P00100000

Latest saved OI1,474Oct 23, 2026
Last change-6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $100.00 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. 1,4897440 2026-10-09: 1,489 OI2026-10-12: 1,488 OI2026-10-14: 1,485 OI2026-10-15: 1,485 OI2026-10-16: 1,483 OI2026-10-21: 1,480 OI2026-10-23: 1,474 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, 2026Viewing1,474-6
Oct 21, 20261,480-3
Oct 16, 20261,483-2
Oct 15, 20261,4850
Oct 14, 20261,485-3
Oct 12, 20261,488-1
Oct 09, 20261,489No prior observation