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Contract OI history

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Mar 19, 2027 EXPIRATION

WDC $350.00 Call

WDC270319C00350000

Latest saved OI252Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $350.00 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. 2521260 2026-10-09: 128 OI2026-10-12: 178 OI2026-10-14: 227 OI2026-10-15: 225 OI2026-10-16: 215 OI2026-10-21: 246 OI2026-10-23: 252 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, 2026Viewing252+6
Oct 21, 2026246+31
Oct 16, 2026215-10
Oct 15, 2026225-2
Oct 14, 2026227+49
Oct 12, 2026178+50
Oct 09, 2026128No prior observation