Ken Griffin acquired 10.8 Thousand Inogen shares worth $67.4 Thousand. That's 0.00% of their equity portfolio (4347th largest holding). The first Inogen trade was made in Q4 2014. Since then Ken Griffin bought shares 50 more times and sold shares on 39 occasions. The investor's estimated purchase price is $99.3 Thousand, resulting in a loss of 32%.