Ken Griffin acquired 21.7k Avidity Biosciences shares worth $1.05M. That's 0.00% of their equity portfolio (3065th largest holding). The first Avidity Biosciences trade was made in Q2 2020. Since then Ken Griffin bought shares nine more times and sold shares on six occasions. The stake costed the investor $898k, netting the investor a gain of 17% so far.