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Contract OI history

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Nov 20, 2026 EXPIRATION

WDC $530.00 Call

WDC261120C00530000

Latest saved OI190Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $530.00 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. 190950 2026-10-09: 188 OI2026-10-12: 184 OI2026-10-14: 183 OI2026-10-15: 182 OI2026-10-16: 187 OI2026-10-21: 188 OI2026-10-23: 190 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, 2026Viewing190+2
Oct 21, 2026188+1
Oct 16, 2026187+5
Oct 15, 2026182-1
Oct 14, 2026183-1
Oct 12, 2026184-4
Oct 09, 2026188No prior observation