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Contract OI history

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Jan 15, 2027 EXPIRATION

WDC $410.00 Put

WDC270115P00410000

Latest saved OI885Oct 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 $410.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8934460 2026-10-09: 871 OI2026-10-12: 879 OI2026-10-14: 892 OI2026-10-15: 893 OI2026-10-16: 890 OI2026-10-21: 887 OI2026-10-23: 885 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, 2026Viewing885-2
Oct 21, 2026887-3
Oct 16, 2026890-3
Oct 15, 2026893+1
Oct 14, 2026892+13
Oct 12, 2026879+8
Oct 09, 2026871No prior observation