After eliminating it from his fund's portfolio in the first quarter, this stock was one of Loeb's biggest purchases in the second quarter.Billionaire Dan Loeb is one of the most-followed activist investors on Wall Street. His hedge fund, Third Point, manages $21.1 billion, with around one-third of that invested in a public equity portfolio.He is supported by a team of over 60 people, but ultimately, Loeb is in charge of the moves in Third Point's portfolio. He said that by mid-April, he had sold out of most ...