Ken Griffin acquired 412 Thousand Avidity Biosciences shares worth $11.5 Million. That's 0.01% of their equity portfolio (1104th largest holding). The first Avidity Biosciences trade was made in Q2 2020. Since then Ken Griffin bought shares eight more times and sold shares on five occasions. The investor's estimated purchase price is $17.1 Million, resulting in a loss of 33%.