Warren Buffett’s Berkshire Hathaway dumps Citigroup stake, trims Bank of America, Capital One - MarketWatch
1. Berkshire sold 14.6 million shares of Citigroup Inc. 2. Buffett's Berkshire reduced positions in Bank of America and Capital One. 3. Warren Buffett will step down as CEO at year's end. 4. Berkshire's filings provide insights but may not be entirely complete. 5. Constellation Brands was Berkshire's top buy in the quarter.