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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $470.00 Put

WDC261023P00470000

Latest saved OI8Oct 23, 2026
Last change-26vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $470.00 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. 194970 2026-10-09: 194 OI2026-10-12: 194 OI2026-10-14: 193 OI2026-10-15: 193 OI2026-10-16: 193 OI2026-10-21: 34 OI2026-10-23: 8 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, 2026Viewing8-26
Oct 21, 202634-159
Oct 16, 20261930
Oct 15, 20261930
Oct 14, 2026193-1
Oct 12, 20261940
Oct 09, 2026194No prior observation