Billionaire Ken Griffin Sold Amazon and Nvidia but Quietly Loaded Up on This Healthcare Giant

Ken Griffin's Citadel Advisors reduced positions in Nvidia and Amazon during Q1 while increasing its stake in Intuitive Surgical by 30.3%. Despite the medical device company facing headwinds from competition, lower margins on new products, and tariffs, analysts believe its strong competitive moat, large addressable market, and AI integration potential make it an attractive long-term investment at current valuations.