These are the only 7 stocks in billionaire Bill Ackman's market-beating portfolio

Bryan Bedder/Getty Images/The New York Times Billionaire Bill Ackman's portfolio was up 42.4% at the end of July, outperforming the broader market through the same time period. In the second quarter that ended in June, Ackman trimmed his portfolio to a small group of seven stocks, dropping Berkshire Hathaway, Park Hotels & Resorts, and Blackstone. Here are the seven stocks that remain in Ackman's market-beating portfolio.