After Tim Cook stepped down as CEO of Apple and will be succeeded by John Ternus, the news has drawn significant attention.Ternus will become Apple’s CEO effective on September 1, 2026, according to Apple.Cook, who has led Apple since 2011 after succeeding Steve Jobs, is expected to transition to the role of executive chairman.During his 15-year tenure, Cook oversaw a massive expansion of Apple’s business, strengthening its global supply chain, growing its services division, and increasing the company’s market value by trillions of dollars.Who is John TernusJohn Ternus, currently Apple’s Senior Vice President of Hardware Engineering, is described as a long-time insider with more than two decades at the company.Since joining Apple in 2001, he has played a key role in the development of major products, including Macs, iPads, and AirPods.Known for his low public profile, Ternus is widely regarded within the company as a product-focused leader with strong engineering expertise.As head of hardware engineering, Ternus has been instrumental in shaping Apple’s product strategy, including efforts to expand its Mac lineup and strengthen integration between hardware and software. His leadership is often associated with Apple’s continued emphasis on design and innovation.