Warren Buffett Watched Alphabet's Stock Price Climb 9,000% Before He Decided to Invest. Here's Why He and Greg Abel Are Making It One of Berkshire Hathaway's Biggest Investments Now.

Key Points Buffett has said he made a mistake not buying Alphabet earlier. The stock is now Berkshire's third-largest position in its marketable equity portfolio. Recent comments from Google Cloud's CEO suggest the investment is playing out as expected. 10 stocks we like better than Alphabet › Nearly 10 years ago, Warren Buffett told Berkshire Hathaway (NYSE: BRKA) (NYSE: BRKB) investors that he had made a mistake for not buying Google when he had the opportunity many years earlier. He had become quite familiar with the business because GEICO, Berkshire's consumer insurance company, was paying $10 or $11 per click for advertising on the search engine owned by Alphabet (NASDAQ: GOOG) (NASDAQ: GOOGL) .