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Contract OI history

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Dec 18, 2026 EXPIRATION

WDC $500.00 Call

WDC261218C00500000

Latest saved OI1,789Oct 23, 2026
Last change+75vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $500.00 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. 1,7898940 2026-10-09: 1,664 OI2026-10-12: 1,673 OI2026-10-14: 1,666 OI2026-10-15: 1,657 OI2026-10-16: 1,603 OI2026-10-21: 1,714 OI2026-10-23: 1,789 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, 2026Viewing1,789+75
Oct 21, 20261,714+111
Oct 16, 20261,603-54
Oct 15, 20261,657-9
Oct 14, 20261,666-7
Oct 12, 20261,673+9
Oct 09, 20261,664No prior observation