OITracker Cboe delayed data

Contract OI history

Back to WDAY

Oct 23, 2026 EXPIRATION

WDAY $200.00 Call

WDAY261023C00200000

Latest saved OI370Oct 23, 2026
Last change-28vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDAY $200.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3981990 2026-10-09: 226 OI2026-10-12: 224 OI2026-10-14: 286 OI2026-10-15: 289 OI2026-10-16: 294 OI2026-10-21: 398 OI2026-10-23: 370 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, 2026Viewing370-28
Oct 21, 2026398+104
Oct 16, 2026294+5
Oct 15, 2026289+3
Oct 14, 2026286+62
Oct 12, 2026224-2
Oct 09, 2026226No prior observation