Arm CEO Rene Haas and executives cheer as Softbank’s Arm, a chip design firm, holds an initial public offering at the Nasdaq MarketSite in New York, Sept. 14, 2023.
Brendan Mcdermid | Reuters
Arm Holdings, the chip design company controlled by SoftBank, jumped nearly 25% during its first day of trading Thursday after selling shares at $51 a piece in its initial public offering.
At the open, Arm was valued at almost $60 billion. The company,…