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Contract OI history

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Oct 23, 2026 EXPIRATION

WDAY $170.00 Put

WDAY261023P00170000

Latest saved OI71Oct 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 $170.00 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. 71350 2026-10-09: 25 OI2026-10-12: 25 OI2026-10-14: 46 OI2026-10-15: 46 OI2026-10-16: 45 OI2026-10-21: 71 OI2026-10-23: 71 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, 2026Viewing710
Oct 21, 202671+26
Oct 16, 202645-1
Oct 15, 2026460
Oct 14, 202646+21
Oct 12, 2026250
Oct 09, 202625No prior observation