GE HealthCare CEO Peter Arduini is forging a new chapter for the $20 billion-a-year business while drawing on Jack Welch’s legacy

On Jan. 4, 2023, GE HealthCare Technologies (No. 219 on the Fortune 500) debuted as a standalone public company on the Nasdaq exchange. Since then, its stock is up almost 50%. It was the first of three businesses to be spun off in the breakup of General Electric, the conglomerate founded on the inventions of Thomas Edison that went public in 1892 and became one of the original 12 components of the Dow Jones Industrial Average four years later. (GE Vernova, No. 130, and GE Aerospace, No. 118, each...