OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

WDC $330.00 Call

WDC261106C00330000

Latest saved OI1,543Oct 23, 2026
Last change-2,000vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $330.00 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. 3,5431,7710 2026-10-09: 0 OI2026-10-12: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 1,000 OI2026-10-21: 3,543 OI2026-10-23: 1,543 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, 2026Viewing1,543-2,000
Oct 21, 20263,543+2,543
Oct 16, 20261,000+1,000
Oct 15, 202600
Oct 14, 202600
Oct 12, 202600
Oct 09, 20260No prior observation