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Contract OI history

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Jan 19, 2029 EXPIRATION

WDC $250.00 Put

WDC290119P00250000

Latest saved OI107Oct 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 $250.00 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. 112560 2026-10-09: 112 OI2026-10-12: 101 OI2026-10-14: 103 OI2026-10-15: 103 OI2026-10-16: 103 OI2026-10-21: 105 OI2026-10-23: 107 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, 2026Viewing107+2
Oct 21, 2026105+2
Oct 16, 20261030
Oct 15, 20261030
Oct 14, 2026103+2
Oct 12, 2026101-11
Oct 09, 2026112No prior observation