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Contract OI history

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Nov 20, 2026 EXPIRATION

WMT $155.00 Call

WMT261120C00155000

Latest saved OI627Oct 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 $155.00 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. 6273130 2026-10-09: 563 OI2026-10-12: 587 OI2026-10-14: 599 OI2026-10-15: 595 OI2026-10-16: 624 OI2026-10-21: 627 OI2026-10-23: 627 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, 2026Viewing6270
Oct 21, 2026627+3
Oct 16, 2026624+29
Oct 15, 2026595-4
Oct 14, 2026599+12
Oct 12, 2026587+24
Oct 09, 2026563No prior observation