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Contract OI history

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Jan 21, 2028 EXPIRATION

WDAY $200.00 Call

WDAY280121C00200000

Latest saved OI863Oct 23, 2026
Last change-18vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $200.00 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. 8814400 2026-10-09: 820 OI2026-10-12: 840 OI2026-10-14: 870 OI2026-10-15: 866 OI2026-10-16: 863 OI2026-10-21: 881 OI2026-10-23: 863 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, 2026Viewing863-18
Oct 21, 2026881+18
Oct 16, 2026863-3
Oct 15, 2026866-4
Oct 14, 2026870+30
Oct 12, 2026840+20
Oct 09, 2026820No prior observation