Arm's frenzied stock rally continues as AI chase trumps valuation

Shares of Nvidia Corp. NVDA, +0.16% are up 240% over the past year and shares of Super Micro Computer Inc. SMCI, +4.42% are ahead 760%. With moves like that, investors seem eager to get in on whatever could be the next blowout play on the artificial-intelligence trend. And judging by the explosive moves in Arm Holdings PLC’s stock ARM, +29.30% over recent days, Wall Street may have pegged the chip designer as that next big winner. The stock gained 29% in Monday’s session and has nearly doubled since the ...