Join the Nasdaq Community today and get free, instant access to portfolios, stock ratings, real-time alerts, and more! Every quarter when the latest 13-Fs are filed with the U.S. Securities and Exchange Commission (SEC), investors are eager to see which stocks the top hedge funds are holding. Did Warren Buffett's Berkshire Hathaway buy anything new? What about Bridgewater Associates, the world's largest hedge fund with more than $160 billion in assets under management? What have they bought or sold?