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Contract OI history

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Dec 18, 2026 EXPIRATION

WDC $530.00 Call

WDC261218C00530000

Latest saved OI562Oct 23, 2026
Last change+33vs 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. 5622810 2026-10-09: 510 OI2026-10-12: 510 OI2026-10-14: 510 OI2026-10-15: 523 OI2026-10-16: 520 OI2026-10-21: 529 OI2026-10-23: 562 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, 2026Viewing562+33
Oct 21, 2026529+9
Oct 16, 2026520-3
Oct 15, 2026523+13
Oct 14, 20265100
Oct 12, 20265100
Oct 09, 2026510No prior observation