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Contract OI history

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Dec 15, 2028 EXPIRATION

WDC $260.00 Put

WDC281215P00260000

Latest saved OI173Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $260.00 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. 175870 2026-10-09: 133 OI2026-10-12: 133 OI2026-10-14: 133 OI2026-10-15: 175 OI2026-10-16: 175 OI2026-10-21: 175 OI2026-10-23: 173 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, 2026Viewing173-2
Oct 21, 20261750
Oct 16, 20261750
Oct 15, 2026175+42
Oct 14, 20261330
Oct 12, 20261330
Oct 09, 2026133No prior observation