Marvell, Nvidia, Alphabet, Pfizer drive after-hours buzz
Heavy after-hours trading hit five big names Thursday. Marvell plunged 11% on weak data centre sales, while Nvidia slipped as analysts hiked targets despite China headwinds. Bank of America hovered near 17-year highs on rate cut worries, Alphabet steadied after restructuring and AI updates, and Pfizer ticked higher as its COVID vaccine won FDA approval with limits.