Tim Cook is stepping down as Chief Executive Officer of Apple today, August 31, 2026, after fifteen years leading the tech giant. He will transition to the role of Executive Chairman of the Board, with John Ternus taking over as CEO.

• Under Cook's leadership, Apple's services revenue surged from USD 9.37 billion in fiscal 2011 to USD 30.7 billion in the June quarter of 2026.
• Key product launches during his tenure include Apple Pay, Apple Watch, and AirPods, along with the development of Apple's in-house M1 chip.
• Cook famously refused a government order to create a backdoor into an iPhone in 2016, defending user privacy.