Ken Griffin acquired 19 Thousand IPG Photonics shares worth $1.68 Million. That's 0.00% of their equity portfolio (2352nd largest holding). The first IPG Photonics trade was made in Q2 2013. Since then Ken Griffin bought shares 48 more times and sold shares on 49 occasions. The investor's estimated purchase price is $2.61 Million, resulting in a loss of 36%.