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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $390.00 Call

WDC261023C00390000

Latest saved OI1,083Oct 23, 2026
Last change+201vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $390.00 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. 1,3976980 2026-10-09: 73 OI2026-10-12: 80 OI2026-10-14: 270 OI2026-10-15: 299 OI2026-10-16: 1,397 OI2026-10-21: 882 OI2026-10-23: 1,083 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, 2026Viewing1,083+201
Oct 21, 2026882-515
Oct 16, 20261,397+1,098
Oct 15, 2026299+29
Oct 14, 2026270+190
Oct 12, 202680+7
Oct 09, 202673No prior observation