Tim Cook’s Legacy and Apple’s Future Leadership: From $4 Trillion Success to Executive Transition with John Ternus as Next CEO

Apple announced on Monday, April 20, 2026, that John Ternus will succeed Tim Cook as chief executive officer, with the transition taking effect on September 1, 2026. Tim Cook will become executive chairman of Apple’s board of directors, continuing as CEO through the summer to ensure a smooth handover.

The leadership change, approved unanimously by Apple’s Board of Directors, marks the first CEO transition at the company since Cook succeeded Steve Jobs in 2011. John Ternus, currently senior vice president of Hardware Engineering, will join Apple’s board of directors upon becoming CEO.

“It has been the greatest privilege of my life to be the CEO of Apple and to have been trusted to lead such an extraordinary company,” said Tim Cook in a statement released by the company. “I love Apple with all of my being, and I am so grateful to have had the opportunity to work with a team of such ingenious, innovative, creative, and deeply caring people who have been unwavering in their dedication to enriching the lives of our customers and creating the best products and services in the world.”

Cook praised Ternus as “a visionary whose contributions to Apple over 25 years are already too numerous to count” and said he is “without question the right person to lead Apple into the future.” He added that he looks forward to working closely with Ternus during the transition and in his new role as executive chairman.

John Ternus expressed gratitude for the opportunity, stating, “I am profoundly grateful for this opportunity to carry Apple’s mission forward,” and noted his long tenure at the company, including working under Steve Jobs and being mentored by Tim Cook.

As part of the leadership transition, Apple’s nonexecutive chairman Arthur Levinson will become the company’s lead independent director when Ternus assumes the CEO role on September 1, 2026.

Apple’s market capitalization reached $4 trillion on Monday, April 20, 2026, reflecting more than a 20-fold increase during Tim Cook’s tenure as CEO, which began in 2011.

Cook will continue to engage with policymakers around the world in his role as executive chairman, assisting with certain aspects of the company as outlined in the announcement.