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Contract OI history

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Oct 23, 2026 EXPIRATION

WDC $575.00 Call

WDC261023C00575000

Latest saved OI240Oct 23, 2026
Last change+167vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $575.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2401200 2026-10-09: 56 OI2026-10-12: 56 OI2026-10-14: 54 OI2026-10-15: 65 OI2026-10-16: 65 OI2026-10-21: 73 OI2026-10-23: 240 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, 2026Viewing240+167
Oct 21, 202673+8
Oct 16, 2026650
Oct 15, 202665+11
Oct 14, 202654-2
Oct 12, 2026560
Oct 09, 202656No prior observation