Warren Buffett’s biggest tech regret: Missing Google’s IPO; Finally invests after 21 years

Warren Buffett and the late Charlie Munger finally ended their decades-long regret by acquiring a $4.3 billion stake in Alphabet, Google’s parent company, in Q3 2025. This move, driven by firsthand experience of Google’s advertising prowess through GEICO, signals Berkshire Hathaway’s growing confidence in Alphabet’s AI ambitions and its core search business.