George Soros's position in Amicus Therapeutics is currently worth $83.4M. That's 0.96% of their equity portfolio (13th largest holding). The investor owns 1.83% of the outstanding Amicus Therapeutics stock. The first Amicus Therapeutics trade was made in Q2 2014. Since then George Soros bought shares two more times and sold shares on one occasions. The stake costed the investor $59.9M, netting the investor a gain of 39% so far.