Ken Griffin's position in Arrowhead Pharmaceuticals is currently worth $1.37 Million. That's 0.00% of their equity portfolio (2531st largest holding). The first Arrowhead Pharmaceuticals trade was made in Q2 2016. Since then Ken Griffin bought shares 44 more times and sold shares on 39 occasions. The investor's estimated purchase price is $1.88 Million, resulting in a loss of 27%.