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Contract OI history

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Mar 19, 2027 EXPIRATION

WDC $660.00 Call

WDC270319C00660000

Latest saved OI260Oct 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 $660.00 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. 2601300 2026-10-09: 260 OI2026-10-12: 258 OI2026-10-14: 259 OI2026-10-15: 259 OI2026-10-16: 260 OI2026-10-21: 260 OI2026-10-23: 260 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, 2026Viewing2600
Oct 21, 20262600
Oct 16, 2026260+1
Oct 15, 20262590
Oct 14, 2026259+1
Oct 12, 2026258-2
Oct 09, 2026260No prior observation