George Soros's position in Neurocrine Biosciences is currently worth $22.7 Million. That's 0.93% of their equity portfolio (29th largest holding). The first Neurocrine Biosciences trade was made in Q4 2010. Since then George Soros bought shares ten more times and sold shares on eight occasions. The stake costed the investor $17.9 Million, netting the investor a gain of 27% so far.