Ken Griffin acquired 1.25M Abivax shares worth $107M. That's 0.09% of their equity portfolio (287th largest holding). The investor owns 17.31% of the outstanding Abivax stock. The first Abivax trade was made in Q4 2023. Since then Ken Griffin bought shares three more times and sold shares on three occasions. The stake costed the investor $11.1M, netting the investor a gain of 863% so far.