Ken Griffin acquired 66.4 Thousand Alcon - Registered Shares shares worth $5.67 Million. That's 0.01% of their equity portfolio (1545th largest holding). The first Alcon - Registered Shares trade was made in Q2 2019. Since then Ken Griffin bought shares 34 more times and sold shares on 33 occasions. The stake costed the investor $4.73 Million, netting the investor a gain of 20% so far.