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Contract OI history

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Jan 15, 2027 EXPIRATION

WDAY $115.00 Put

WDAY270115P00115000

Latest saved OI562Oct 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 $115.00 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. 5782890 2026-10-09: 578 OI2026-10-12: 565 OI2026-10-14: 565 OI2026-10-15: 565 OI2026-10-16: 565 OI2026-10-21: 562 OI2026-10-23: 562 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, 2026Viewing5620
Oct 21, 2026562-3
Oct 16, 20265650
Oct 15, 20265650
Oct 14, 20265650
Oct 12, 2026565-13
Oct 09, 2026578No prior observation