Watch CNBC's full interview with legendary investor Leon Cooperman

Leon Cooperman, CEO and chairman of Omega Family Office, joins CNBC's 'Squawk Box' to break down his market outlook and the criteria he looks for in companies before investing. Cooperman also weighs in on the Federal Reserve's upcoming September meeting and why he would give Fed Chair Jerome Powell a "failing grade." "I think rates are going to go up," Cooperman tells CNBC. "I'm not a big bull on inflation."