OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

WDC $430.00 Call

WDC261030C00430000

Latest saved OI353Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $430.00 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. 3541770 2026-10-09: 288 OI2026-10-12: 286 OI2026-10-14: 268 OI2026-10-15: 283 OI2026-10-16: 328 OI2026-10-21: 354 OI2026-10-23: 353 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, 2026Viewing353-1
Oct 21, 2026354+26
Oct 16, 2026328+45
Oct 15, 2026283+15
Oct 14, 2026268-18
Oct 12, 2026286-2
Oct 09, 2026288No prior observation