MarsBars Prominent billionaire investors have recently been pouring capital into the Alternative Investments sector. For example, Mario Gabelli of GAMCO Investors recently increased his stake in KKR (KKR), a leading alternative asset manager. Prominent investor Ron Baron also recently opened a new position in KKR. Additionally, famous value investor Joel Greenblatt also made a significant increase in his KKR stake. Meanwhile, another prominent alternative asset manager, Brookfield Asset Management (BAM), wa ...