Jim Simons's position in Lantheus Holdings is currently worth $22.8 Million. That's 0.03% of their equity portfolio (589th largest holding). The first Lantheus Holdings trade was made in Q2 2016. Since then Jim Simons bought shares fifteen more times and sold shares on twelve occasions. The stake costed the investor $22.2 Million, netting the investor a gain of 2.9% so far.