Apple CEO Tim Cook will step down from his position in September 2026. Veteran executive John Ternus will succeed him. Cook joined Apple in 1998 and became CEO in 2011 after Steve Jobs left due to health issues.

Under his leadership, Apple's value grew significantly to over $4 trillion in October 2025 based on the value of its shares. But what about Cook's wealth? Well, he is a billionaire with a net worth estimated at $2.9 billion.