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Contract OI history

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Dec 18, 2026 EXPIRATION

WDC $590.00 Call

WDC261218C00590000

Latest saved OI153Oct 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 $590.00 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. 157780 2026-10-09: 156 OI2026-10-12: 157 OI2026-10-14: 156 OI2026-10-15: 155 OI2026-10-16: 155 OI2026-10-21: 153 OI2026-10-23: 153 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, 2026Viewing1530
Oct 21, 2026153-2
Oct 16, 20261550
Oct 15, 2026155-1
Oct 14, 2026156-1
Oct 12, 2026157+1
Oct 09, 2026156No prior observation