These folks have billions to invest; here are the companies they've allocated the most to this year. : Hedge funds manage trillions of dollars for institutional investors and the ultra-wealthy, so it would make sense that advisors and retail investors look to them for investment ideas. Most advisors won’t put their clients in these opaque, expensive strategies with high minimums, but they may consider a few stock picks and shorts. WalletHub recently analyzed the Securities and Exchange Commission filings of over 400 top hedge funds for the biggest holdings, buys and sells of the year.