Ron Baron's position in Cognex is currently worth $116M. That's 0.34% of their equity portfolio (51st largest holding). The investor owns 1.05% of the outstanding Cognex stock. The first Cognex trade was made in Q1 2013. Since then Ron Baron bought shares nine more times and sold shares on fifteen occasions. The stake costed the investor $52.6M, netting the investor a gain of 120% so far.