Apple shake-up: John Ternus replaces Tim Cook after 15 years as CEO in historic leadership transition

Apple has confirmed a major leadership transition as John Ternus steps in as chief executive officer, replacing Tim Cook after 15 years at the helm of one of the world’s most valuable companies. The company announced that Ternus will assume the role on 1 September, while Cook will shift into the position of executive chairman to support a smooth transition.

Cook guided Apple through one of its most profitable eras. He expanded global sales and strengthened supply chains, and as a result, Apple’s value surged to around $4 trillion. However, critics often argued that innovation slowed during his tenure. Meanwhile, the company leaned heavily on the iPhone, which still dominates its revenue stream.

Ternus brings deep hardware experience to the role. He has worked at Apple for 25 years and contributed to major products, including multiple iPhone generations, the iPad lineup, Apple Watch development, and AirPods rollout. He also led Apple’s transition to in-house silicon chips, which reshaped Mac performance and efficiency.

Cook praised Ternus and described him as a visionary leader with strong engineering instincts and integrity. In response, Ternus called Cook his mentor and expressed optimism about Apple’s future direction. This leadership change comes as Apple marks its 50th anniversary and faces pressure to accelerate growth beyond smartphones.

Industry analysts expect Apple to focus more on hardware innovation, artificial intelligence integration, and new device categories. Forrester analysts noted that Apple must reduce dependence on the iPhone and find its next major growth engine. Additionally, experts suggest the company may explore foldable devices, smart glasses, and deeper AI-powered ecosystems.

Apple has faced criticism for lagging behind rivals such as Google, Microsoft, and Meta in the artificial intelligence race. However, the company has begun integrating external AI technologies into its systems while building its own long-term strategy.

Despite concerns about innovation speed, Cook’s legacy remains strong in operational excellence. He transformed Apple into a highly efficient global enterprise. Still, the question now shifts to whether Ternus can push Apple into a faster, more experimental era.