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Contract OI history

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Nov 06, 2026 EXPIRATION

WDC $385.00 Put

WDC261106P00385000

Latest saved OI158Oct 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 $385.00 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. 178890 2026-10-09: 127 OI2026-10-12: 174 OI2026-10-14: 173 OI2026-10-15: 178 OI2026-10-16: 177 OI2026-10-21: 158 OI2026-10-23: 158 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, 2026Viewing1580
Oct 21, 2026158-19
Oct 16, 2026177-1
Oct 15, 2026178+5
Oct 14, 2026173-1
Oct 12, 2026174+47
Oct 09, 2026127No prior observation