Arm Rose 17% to $322.90, Up 32% in Three Sessions as…
Arm Holdings closed at $322.90 on Monday, gaining 17.16% as Meta’s Muse assistant pushed investors back toward the central processors needed to coordinate agentic AI workloads. The move made Arm the Nasdaq-100’s leading gainer and extended a three-session advance from $243.98 on 16 September to 32.35%.The closing price matters because an intraday reading near $312
