Amkor stock (AMKR) slips before holiday reopen as insider sale notice surfaces
New York, January 18, 2026, 21:26 EST — Market closed. Amkor Technology Inc shares (AMKR.O) closed down 2.5% at $48 on Friday, swinging between $46.78 and $50.78. The dip came as an SEC filing showed an executive planned to sell a small block of stock. With Wall Street dark on Monday, the next clean read comes Tuesday, when investors will…