Jeffrey Gundlach, founder and chief executive officer of Doubleline Capital LP, pauses during a television appearance in New York, U.S., on Thursday, May 17, 2012. Since DoubleLine first took investor money in April 2010, it has amassed $34 billion in assets. Even as it quadrupled in size last year, DoubleLine's $22 billion Total Return Bond Fund outperformed 99 percent of its rivals. Photographer: Scott Eells/Bloomberg via Getty Images