Ken Griffin acquired 73.5 Thousand Marten Transport, Ltd. shares worth $1.36 Million. That's 0.00% of their equity portfolio (2580th largest holding). The first Marten Transport, Ltd. trade was made in Q2 2013. Since then Ken Griffin bought shares 26 more times and sold shares on 23 occasions. The investor's estimated purchase price is $1.51 Million, resulting in a loss of 10%.