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Contract OI history

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Nov 20, 2026 EXPIRATION

WDC $380.00 Call

WDC261120C00380000

Latest saved OI980Oct 23, 2026
Last change+258vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $380.00 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. 9804900 2026-10-09: 330 OI2026-10-12: 329 OI2026-10-14: 683 OI2026-10-15: 686 OI2026-10-16: 695 OI2026-10-21: 722 OI2026-10-23: 980 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, 2026Viewing980+258
Oct 21, 2026722+27
Oct 16, 2026695+9
Oct 15, 2026686+3
Oct 14, 2026683+354
Oct 12, 2026329-1
Oct 09, 2026330No prior observation