Ken Fisher acquired 4.49 Million Intuitive Surgical shares worth $967 Million. That's 0.67% of their equity portfolio (42nd largest holding). The investor owns 1.27% of the outstanding Intuitive Surgical stock. The first Intuitive Surgical trade was made in Q1 2018. Since then Ken Fisher bought shares fourteen more times and sold shares on two occasions. The stake costed the investor $878 Million, netting the investor a gain of 10% so far.