BALTIMORE ( Stockpickr) -- As a coattail investor, it pays to follow the stocks that some of the world's most successful investors love. But what about the stocks they hate?Retail investors are programmed to focus on buying. More often than not, professional investors don't suffer from that same bias. Instead, the uncommon wisdom in the money management business reminds us that the key to longevity in these markets isn't finding big gains; it's avoiding big losses. >>5 Stocks to Buy to Be Like Buffett That's exactly why taking a closer look at the names that hedge fund managers hate can help you escape the stocks that look the least attractive right now. To find them, we'll break out a new set of 13F filings. Institutional investors with more than $100 million in assets are required to file a 13F, a form that breaks down their stock positions for public consumption. From hedge funds to mutual funds to insurance companies, any professional investors who manage more than that $100 million watermark are required to file a 13F. >>5 Blue-Chip Stocks Ready for Buyers In the second quarter of 2012, 858 hedge funds filed the form with the SEC, and by comparing one quarter's filing to another, we can see how the group is moving around their $1.2 trillion in equity under management. The results just may surprise you. Without further ado, here's a look at five stocks fund managers hate.