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Contract OI history

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Nov 20, 2026 EXPIRATION

WDC $185.00 Put

WDC261120P00185000

Latest saved OI124Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $185.00 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. 124620 2026-10-09: 20 OI2026-10-12: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 19 OI2026-10-21: 124 OI2026-10-23: 124 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, 2026Viewing1240
Oct 21, 2026124+105
Oct 16, 202619-1
Oct 15, 2026200
Oct 14, 2026200
Oct 12, 2026200
Oct 09, 202620No prior observation