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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $455.00 Put

WDC261023P00455000

Latest saved OI1Oct 23, 2026
Last change-58vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $455.00 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. 181900 2026-10-09: 181 OI2026-10-12: 171 OI2026-10-14: 171 OI2026-10-15: 170 OI2026-10-16: 170 OI2026-10-21: 59 OI2026-10-23: 1 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, 2026Viewing1-58
Oct 21, 202659-111
Oct 16, 20261700
Oct 15, 2026170-1
Oct 14, 20261710
Oct 12, 2026171-10
Oct 09, 2026181No prior observation