Stockpicker Dan Sundheim had a monster June. Here's how D1 and other Tiger Cubs did.

Dan Sundheim had a big June. Bloomberg/Getty Images D1 Capital was up 10% in June in its public-equities book, according to someone close to the firm. Dan Sundheim's $40 billion firm is up more than 25% in its public stock portfolio. Other Tiger Cubs, including Glen Kacher's Light Street and Coatue, also had big Junes. Dan Sundheim is on a roll. D1 Capital's public equity book returned roughly 10% in June, a person close to the manager told Business Insider. That put the fund at 25.7% throu...