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Contract OI history

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Jan 15, 2027 EXPIRATION

WMT $135.00 Put

WMT270115P00135000

Latest saved OI129Oct 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 $135.00 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. 129640 2026-10-09: 77 OI2026-10-12: 77 OI2026-10-14: 77 OI2026-10-15: 77 OI2026-10-16: 122 OI2026-10-21: 123 OI2026-10-23: 129 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, 2026Viewing129+6
Oct 21, 2026123+1
Oct 16, 2026122+45
Oct 15, 2026770
Oct 14, 2026770
Oct 12, 2026770
Oct 09, 202677No prior observation