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Contract OI history

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Mar 19, 2027 EXPIRATION

WMT $115.00 Put

WMT270319P00115000

Latest saved OI2,896Oct 23, 2026
Last change+120vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $115.00 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. 2,8961,4480 2026-10-09: 2,495 OI2026-10-12: 2,493 OI2026-10-14: 2,508 OI2026-10-15: 2,478 OI2026-10-16: 2,509 OI2026-10-21: 2,776 OI2026-10-23: 2,896 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, 2026Viewing2,896+120
Oct 21, 20262,776+267
Oct 16, 20262,509+31
Oct 15, 20262,478-30
Oct 14, 20262,508+15
Oct 12, 20262,493-2
Oct 09, 20262,495No prior observation