Tim Cook's 15-Year Apple CEO Legacy Reviewed

Tim Cook is stepping down as Apple CEO after 15 years, handing leadership to John Ternus. During his tenure, Apple's market capitalization surged from under $350 billion to over $4 trillion, with net income increasing eightfold. Cook expanded Apple's product ecosystem beyond iPhones and computers to include successful wearables like the Apple Watch and AirPods, and also launched the spatial computing platform Apple Vision Pro. He significantly grew Apple's services business, including Apple Pay, Apple TV+, Apple Music, and iCloud, generating nearly $110 billion in revenue in fiscal year 2025. Cook also oversaw the transition to Apple Silicon chips.