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Contract OI history

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Oct 30, 2026 EXPIRATION

WDC $500.00 Call

WDC261030C00500000

Latest saved OI1,183Oct 23, 2026
Last change+307vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $500.00 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. 1,1835910 2026-10-09: 735 OI2026-10-12: 850 OI2026-10-14: 879 OI2026-10-15: 867 OI2026-10-16: 862 OI2026-10-21: 876 OI2026-10-23: 1,183 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, 2026Viewing1,183+307
Oct 21, 2026876+14
Oct 16, 2026862-5
Oct 15, 2026867-12
Oct 14, 2026879+29
Oct 12, 2026850+115
Oct 09, 2026735No prior observation