Ken Griffin acquired 510 Thousand Catalyst Pharmaceuticals shares worth $7.51 Million. That's 0.01% of their equity portfolio (1291st largest holding). The first Catalyst Pharmaceuticals trade was made in Q2 2013. Since then Ken Griffin bought shares 46 more times and sold shares on 39 occasions. The investor's estimated purchase price is $7.68 Million, resulting in a loss of 2.1%.