Donald Yacktman's position in SLM is currently worth $16.4 Million. That's 0.14% of their equity portfolio (53rd largest holding). The first SLM trade was made in Q1 2008. Since then Donald Yacktman bought shares two more times and sold shares on one occasions. The stake costed the investor $4.43 Million, netting the investor a gain of 269% so far.