Ken Griffin acquired 6.7 Thousand Inogen shares worth $43.4 Thousand. That's 0.00% of their equity portfolio (4607th largest holding). The first Inogen trade was made in Q4 2014. Since then Ken Griffin bought shares 43 more times and sold shares on 34 occasions. The investor's estimated purchase price is $78.4 Thousand, resulting in a loss of 45%.