Ron Baron's position in Altair Engineering is currently worth $124 Million. That's 0.35% of their equity portfolio (54th largest holding). The investor owns 2.56% of the outstanding Altair Engineering stock. The first Altair Engineering trade was made in Q4 2017. Since then Ron Baron bought shares two more times and sold shares on fourteen occasions. The stake costed the investor $31.1 Million, netting the investor a gain of 298% so far.