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Contract OI history

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Nov 06, 2026 EXPIRATION

WDC $420.00 Call

WDC261106C00420000

Latest saved OI183Oct 23, 2026
Last change+13vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $420.00 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. 183910 2026-10-09: 143 OI2026-10-12: 143 OI2026-10-14: 145 OI2026-10-15: 154 OI2026-10-16: 152 OI2026-10-21: 170 OI2026-10-23: 183 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, 2026Viewing183+13
Oct 21, 2026170+18
Oct 16, 2026152-2
Oct 15, 2026154+9
Oct 14, 2026145+2
Oct 12, 20261430
Oct 09, 2026143No prior observation