We leave no stone unturned when looking for the next great investment idea. For example Discover is offering this insane cashback card, so we look into shorting the stock. One of the most bullish analysts in America just put his money where his mouth is. He says, "I'm investing more today than I did back in early 2009." So we check out his pitch. We read hedge fund investor letters and listen to stock pitches at hedge fund conferences. We even check out this option genius' weekly trade ideas. This December, we recommended Adams Energy as a one-way bet based on an under-the-radar fund manager's investor letter and the stock already gained 20 percent. Keeping this in mind let's check out the fresh hedge fund action surrounding Ultrapar Participacoes SA (NYSE: UGP ).