OITracker Cboe delayed data

Contract OI history

Back to WDC

Oct 30, 2026 EXPIRATION

WDC $525.00 Call

WDC261030C00525000

Latest saved OI30Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $525.00 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. 30150 2026-10-09: 26 OI2026-10-12: 24 OI2026-10-14: 23 OI2026-10-15: 24 OI2026-10-16: 25 OI2026-10-21: 30 OI2026-10-23: 30 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WDC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing300
Oct 21, 202630+5
Oct 16, 202625+1
Oct 15, 202624+1
Oct 14, 202623-1
Oct 12, 202624-2
Oct 09, 202626No prior observation