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Contract OI history

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Dec 18, 2026 EXPIRATION

WDC $250.00 Call

WDC261218C00250000

Latest saved OI146Oct 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 $250.00 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. 147730 2026-10-09: 138 OI2026-10-12: 138 OI2026-10-14: 138 OI2026-10-15: 138 OI2026-10-16: 145 OI2026-10-21: 147 OI2026-10-23: 146 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, 2026Viewing146-1
Oct 21, 2026147+2
Oct 16, 2026145+7
Oct 15, 20261380
Oct 14, 20261380
Oct 12, 20261380
Oct 09, 2026138No prior observation