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Contract OI history

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Oct 30, 2026 EXPIRATION

WMT $121.00 Call

WMT261030C00121000

Latest saved OI1,593Oct 23, 2026
Last change+672vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WMT $121.00 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. 1,5937960 2026-10-09: 16 OI2026-10-12: 19 OI2026-10-14: 36 OI2026-10-15: 53 OI2026-10-16: 152 OI2026-10-21: 921 OI2026-10-23: 1,593 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, 2026Viewing1,593+672
Oct 21, 2026921+769
Oct 16, 2026152+99
Oct 15, 202653+17
Oct 14, 202636+17
Oct 12, 202619+3
Oct 09, 202616No prior observation