Ken Griffin acquired 22.7 Thousand West Pharmaceutical Services shares worth $4.87 Million. That's 0.00% of their equity portfolio (1602nd largest holding). The first West Pharmaceutical Services trade was made in Q2 2013. Since then Ken Griffin bought shares 53 more times and sold shares on 45 occasions. The investor's estimated purchase price is $8.34 Million, resulting in a loss of 42%.