Jim Simons's position in Idexx Laboratories is currently worth $12.3 Million. That's 0.02% of their equity portfolio (808th largest holding). The first Idexx Laboratories trade was made in Q2 2013. Since then Jim Simons bought shares twenty more times and sold shares on 21 occasions. The investor's estimated purchase price is $13.2 Million, resulting in a loss of 6.8%.