Ken Griffin acquired 1.61 Million Align Technology shares worth $313 Million. That's 0.30% of their equity portfolio (56th largest holding). The investor owns 2.29% of the outstanding Align Technology stock. The first Align Technology trade was made in Q2 2013. Since then Ken Griffin bought shares 63 more times and sold shares on 51 occasions. The investor's estimated purchase price is $483 Million, resulting in a loss of 35%.