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Contract OI history

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Jan 15, 2027 EXPIRATION

WDAY $150.00 Put

WDAY270115P00150000

Latest saved OI630Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $150.00 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. 6353170 2026-10-09: 619 OI2026-10-12: 619 OI2026-10-14: 619 OI2026-10-15: 619 OI2026-10-16: 619 OI2026-10-21: 635 OI2026-10-23: 630 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, 2026Viewing630-5
Oct 21, 2026635+16
Oct 16, 20266190
Oct 15, 20266190
Oct 14, 20266190
Oct 12, 20266190
Oct 09, 2026619No prior observation