Billionaire value investor Howard Marks is the co-founder of Oaktree Capital Management.
8. Mr. Cooper Group Inc. (NASDAQ: COOP) The financial services company Mr. Cooper Group Inc. (NASDAQ: COOP) is ranked eighth in the list of 10 beThe value investor sold out 13% of his COOP stock position in Q4 to capitalize on a stunning share price rally in 2020. Mr. Cooper Group's share price rallied more than 500% in 2020. Despite the recent sale, Oaktree held 1.5 million shares of Mr. Cooper Group at the end of Q4.