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Contract OI history

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Nov 20, 2026 EXPIRATION

WDC $490.00 Call

WDC261120C00490000

Latest saved OI457Oct 23, 2026
Last change+32vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $490.00 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. 4572280 2026-10-09: 256 OI2026-10-12: 257 OI2026-10-14: 269 OI2026-10-15: 269 OI2026-10-16: 271 OI2026-10-21: 425 OI2026-10-23: 457 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, 2026Viewing457+32
Oct 21, 2026425+154
Oct 16, 2026271+2
Oct 15, 20262690
Oct 14, 2026269+12
Oct 12, 2026257+1
Oct 09, 2026256No prior observation