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Contract OI history

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Dec 18, 2026 EXPIRATION

WDAY $240.00 Call

WDAY261218C00240000

Latest saved OI608Oct 23, 2026
Last change+8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $240.00 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. 6083040 2026-10-09: 587 OI2026-10-12: 587 OI2026-10-14: 587 OI2026-10-15: 587 OI2026-10-16: 587 OI2026-10-21: 600 OI2026-10-23: 608 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WDAY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing608+8
Oct 21, 2026600+13
Oct 16, 20265870
Oct 15, 20265870
Oct 14, 20265870
Oct 12, 20265870
Oct 09, 2026587No prior observation