Long-time Apple employee John Ternus steps into CEO role John Ternus, a long-time Apple employee who joined in 2001 and previously led the hardware division, has officially become Apple's new chief executive, succeeding Tim Cook, who stepped down on September 1 to become executive chairman. Ternus will make his first major appearance as CEO on September 9 to unveil the iPhone 18 Pro, the foldable iPhone Ultra, and a redesigned Siri AI, as Apple faces challenges in artificial intelligence and rising chip prices. Long-time Apple employee John Ternus steps into CEO role John Ternus /topic/john-ternus has officially taken over as Apple /topic/apple 's new chief executive /topic/chief-executive , succeeding Tim Cook /topic/tim-cook , who stepped down on September 1 to become executive chairman.- Ternus joined Apple in 2001 and previously led its hardware division, overseeing the design and development of major products like iPhones /topic/iphones and Macs. - Tim Cook's new role as executive chairman may allow him to continue handling political relationships, enabling Ternus to focus on product design and durability. - Ternus will make his first major appearance as CEO on September 9 to unveil the iPhone 18 Pro, the foldable iPhone Ultra, and a redesigned Siri AI. - While Ternus remains largely mysterious, he takes the lead as Apple faces critical challenges, including competition in artificial intelligence and rising chip prices.