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Contract OI history

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Jun 16, 2028 EXPIRATION

WDC $230.00 Put

WDC280616P00230000

Latest saved OI236Oct 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 $230.00 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. 2361180 2026-10-09: 205 OI2026-10-12: 236 OI2026-10-14: 236 OI2026-10-15: 236 OI2026-10-16: 236 OI2026-10-21: 236 OI2026-10-23: 236 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, 2026Viewing2360
Oct 21, 20262360
Oct 16, 20262360
Oct 15, 20262360
Oct 14, 20262360
Oct 12, 2026236+31
Oct 09, 2026205No prior observation