Marvell joins S&P 500 a week after KeyBanc upgrade and optics milestone
Marvell surged 7.27% to $310.58 ahead of its June 24 S&P 500 debut, fueled by a KeyBanc price target hike to $385 and news it shipped over five million photonic ICs for AI data centers, as investors weigh index-driven inflows against risks of unsustainable AI infrastructure spending.