Uber Bull Barton Biggs Throws In The Towel, Slashes Stock Holdings Vincent Fernando, CFA Jul. 3, 2010, 3:07 PM Traxis Partners hedge fund manager Barton Biggs used to be a pretty vocal stock market bull, even as recently as early May. Back then he said, “I’m betting the next move in the U.S. market is going to be up 15 to 20 percent,” and "I would just point out that the world is having a strong economic recovery, and so is Europe.” His view has changed dramatically since. Explaining that he can change his mind 'very quickly', he's significantly paired...