Abbott Laboratories Stock After Hours (ABT): FDA Win, Holiday Trading Dynamics, and What to Watch Before the Dec. 24 Open
Abbott Laboratories (NYSE: ABT) finished Tuesday, Dec. 23, 2025, modestly lower, even as fresh headlines reinforced the company’s medical-device momentum heading into a holiday-shortened U.S. trading session on Wednesday, Dec. 24. ABT shares closed at $124.54 (-0.53%) and in after-hours