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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $505.00 Call

WDC261023C00505000

Latest saved OI216Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $505.00 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. 2161080 2026-10-09: 124 OI2026-10-12: 125 OI2026-10-14: 125 OI2026-10-15: 156 OI2026-10-16: 199 OI2026-10-21: 212 OI2026-10-23: 216 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, 2026Viewing216+4
Oct 21, 2026212+13
Oct 16, 2026199+43
Oct 15, 2026156+31
Oct 14, 20261250
Oct 12, 2026125+1
Oct 09, 2026124No prior observation