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Contract OI history

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Jun 17, 2027 EXPIRATION

WDC $540.00 Call

WDC270617C00540000

Latest saved OI101Oct 23, 2026
Last change+16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $540.00 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. 101500 2026-10-09: 79 OI2026-10-12: 79 OI2026-10-14: 80 OI2026-10-15: 85 OI2026-10-16: 85 OI2026-10-21: 85 OI2026-10-23: 101 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, 2026Viewing101+16
Oct 21, 2026850
Oct 16, 2026850
Oct 15, 202685+5
Oct 14, 202680+1
Oct 12, 2026790
Oct 09, 202679No prior observation