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Contract OI history

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Nov 20, 2026 EXPIRATION

WDAY $185.00 Put

WDAY261120P00185000

Latest saved OI537Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $185.00 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. 5372680 2026-10-09: 231 OI2026-10-12: 232 OI2026-10-14: 267 OI2026-10-15: 285 OI2026-10-16: 312 OI2026-10-21: 537 OI2026-10-23: 537 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, 2026Viewing5370
Oct 21, 2026537+225
Oct 16, 2026312+27
Oct 15, 2026285+18
Oct 14, 2026267+35
Oct 12, 2026232+1
Oct 09, 2026231No prior observation