David Tepper acquired 6.16M SLM shares worth $192M. That's 2.79% of their equity portfolio (15th largest holding). The investor owns 2.94% of the outstanding SLM stock. David Tepper started to build up the position in SLM in Q3 2007 and continued to invest until Q4 2007. Since then they sold 4.31M shares. The stake costed the investor $90.3M, netting the investor a gain of 112% so far.