At Insider Monkey we leave no stone unturned when looking for the next great investment idea. For example, we are still not out of the woods in terms of the coronavirus pandemic. So, we checked out this successful trader's " corona catalyst plays ". We interview hedge fund managers and ask them about their best ideas. If you want to find out the best healthcare stock to buy right now, you can watch our latest hedge fund manager interview here. We read hedge fund investor letters and listen to stock pitches at hedge fund conferences. Our best call in 2020 was shorting the market when the S&P 500 was trading at 3150 after realizing the coronavirus pandemic's significance before most investors. Keeping this in mind let's view the fresh hedge fund action encompassing Dollar Tree, Inc. (NASDAQ: DLTR ).