Raydn Back to the front page ◐ StockDGXQuest Diagnostics244.80+2.46%at the closePrice as of Friday, October 23, 2026 at 3:51 AM ETRaydn storiesOct 22, 6:55 AM ETQuest Diagnostics discloses unauthorized access to patient records systemOct 22, 6:52 AM ETQuest Diagnostics raises full-year 2026 guidance after Q3 beat