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Contract OI history

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Dec 18, 2026 EXPIRATION

WDAY $145.00 Put

WDAY261218P00145000

Latest saved OI1,117Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $145.00 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. 1,1255620 2026-10-09: 1,125 OI2026-10-12: 1,125 OI2026-10-14: 1,125 OI2026-10-15: 1,125 OI2026-10-16: 1,113 OI2026-10-21: 1,115 OI2026-10-23: 1,117 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, 2026Viewing1,117+2
Oct 21, 20261,115+2
Oct 16, 20261,113-12
Oct 15, 20261,1250
Oct 14, 20261,1250
Oct 12, 20261,1250
Oct 09, 20261,125No prior observation