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Apple Added $4.3 Trillion Under Tim Cook
Apple was worth $349 billion when Tim Cook became CEO and $4.66 trillion when he stepped down fifteen years later.
Jacob Radke
2 min read
Apple market capitalization from Tim Cook's first day as CEO on August 24, 2011 through his final day on August 31, 2026.
Source · Financial Modeling Prep historical market capitalization
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Key takeaways
Apple’s market capitalization rose from $349 billion to $4.66 trillion during Cook’s tenure, an increase of roughly $4.3 trillion.
Cook broadened Apple beyond the iPhone, scaled Services, shifted the Mac to Apple silicon, and returned more than $1 trillion to shareholders.
John Ternus inherits that system as AI becomes more deeply integrated across Apple’s hardware and software.
Tim Cook became CEO of Apple on August 24, 2011, when the company was worth $349 billion. His final day was Monday, and at the closing bell, Apple was worth $4.66 trillion.
Tim Cook added $4.3 trillion of market value in 15 years.
Cook expanded Apple beyond the iPhone, introducing the Apple Watch and AirPods while moving the Mac to Apple-designed silicon. Services grew into a $100 billion business supported by more than 2.5 billion active devices, and Apple returned more than $1 trillion to shareholders through dividends and share repurchases.
John Ternus now leads the $4.7 trillion company Cook leaves behind. He joined Apple in 2001, led hardware engineering across the iPhone, Mac, iPad and AirPods, and joined the board when he became CEO on September 1.
The timing reflects the challenge in front of the company. AI is changing how people interact with personal devices, and Apple’s next phase will depend on how well it brings that technology into the products people already use.
Ternus’s engineering background gives Apple a product-focused leader as AI becomes more deeply integrated across its hardware and software.
Until next week,
Jacob
Sources & method
Market capitalization: Financial Modeling Prep historical market-capitalization data for August 24, 2011 through August 31, 2026. The series uses contemporaneous shares outstanding.
Leadership transition and career history: Apple Newsroom, April 20, 2026.
Written by
Jacob Radke
Partner, Wealth Advisor
Jacob writes the weekly charts. Jacob leads the firm’s platform, including trading, research, portfolio systems and technology. He also sits on the firm’s board and investment committee, and advises client families.
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