Arm’s stock soars 25% in public debut as execs sees big opportunity to drive cost savings for chip makers

U.S.-listed shares of Arm Holdings PLC surged out of the gate Thursday and closed 25% above their pricing after they began trading on the Nasdaq, following a long-awaited initial public offering.

Arm’s American depositary receipts ARM began trading Thursday just after noon Eastern, opening at $56.10 and rallying as much as 30% above their initial public offering price of $51. By the end of the day, shares finished up 24.7% at $63.59, according to FactSet, giving Arm a market capitalization of more than $65 billion based on…