Ken Griffin's position in Lamar Advertising Co is currently worth $6.08 Million. That's 0.01% of their equity portfolio (1399th largest holding). The first Lamar Advertising Co trade was made in Q4 2014. Since then Ken Griffin bought shares 49 more times and sold shares on 42 occasions. The stake costed the investor $4.72 Million, netting the investor a gain of 29% so far.