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Contract OI history

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Jan 15, 2027 EXPIRATION

WDC $320.00 Call

WDC270115C00320000

Latest saved OI132Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $320.00 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. 132660 2026-10-09: 124 OI2026-10-12: 124 OI2026-10-14: 124 OI2026-10-15: 125 OI2026-10-16: 125 OI2026-10-21: 132 OI2026-10-23: 132 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, 2026Viewing1320
Oct 21, 2026132+7
Oct 16, 20261250
Oct 15, 2026125+1
Oct 14, 20261240
Oct 12, 20261240
Oct 09, 2026124No prior observation