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Contract OI history

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Nov 06, 2026 EXPIRATION

WDC $375.00 Put

WDC261106P00375000

Latest saved OI195Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $375.00 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. 195970 2026-10-09: 148 OI2026-10-12: 152 OI2026-10-14: 155 OI2026-10-15: 161 OI2026-10-16: 162 OI2026-10-21: 180 OI2026-10-23: 195 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, 2026Viewing195+15
Oct 21, 2026180+18
Oct 16, 2026162+1
Oct 15, 2026161+6
Oct 14, 2026155+3
Oct 12, 2026152+4
Oct 09, 2026148No prior observation