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Contract OI history

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Dec 18, 2026 EXPIRATION

WDC $410.00 Call

WDC261218C00410000

Latest saved OI526Oct 23, 2026
Last change+201vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $410.00 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. 5262630 2026-10-09: 363 OI2026-10-12: 360 OI2026-10-14: 284 OI2026-10-15: 298 OI2026-10-16: 318 OI2026-10-21: 325 OI2026-10-23: 526 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, 2026Viewing526+201
Oct 21, 2026325+7
Oct 16, 2026318+20
Oct 15, 2026298+14
Oct 14, 2026284-76
Oct 12, 2026360-3
Oct 09, 2026363No prior observation