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Contract OI history

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Mar 19, 2027 EXPIRATION

WDC $330.00 Call

WDC270319C00330000

Latest saved OI111Oct 23, 2026
Last change+38vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $330.00 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. 111550 2026-10-09: 58 OI2026-10-12: 58 OI2026-10-14: 61 OI2026-10-15: 61 OI2026-10-16: 67 OI2026-10-21: 73 OI2026-10-23: 111 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, 2026Viewing111+38
Oct 21, 202673+6
Oct 16, 202667+6
Oct 15, 2026610
Oct 14, 202661+3
Oct 12, 2026580
Oct 09, 202658No prior observation