Howard Marks's position in CMS Energy is currently worth $51 Million. That's 1.38% of their equity portfolio (17th largest holding). Howard Marks started to build up the position in CMS Energy in Q1 2008 and continued to invest until Q3 2008. Since then they sold 851 Thousand shares. The stake costed the investor $10.1 Million, netting the investor a gain of 407% so far.