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Contract OI history

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Nov 20, 2026 EXPIRATION

WDAY $160.00 Put

WDAY261120P00160000

Latest saved OI238Oct 23, 2026
Last change-20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $160.00 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. 2581290 2026-10-09: 94 OI2026-10-12: 93 OI2026-10-14: 204 OI2026-10-15: 209 OI2026-10-16: 218 OI2026-10-21: 258 OI2026-10-23: 238 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, 2026Viewing238-20
Oct 21, 2026258+40
Oct 16, 2026218+9
Oct 15, 2026209+5
Oct 14, 2026204+111
Oct 12, 202693-1
Oct 09, 202694No prior observation