Billionaire investors and active political donors Paul Singer, Ken Griffin, and George SorosHeidi Gutman/Getty Images; Apu Gomes/Getty Images; Myrna M. Suarez/Getty ImagesThe billionaire founders of hedge funds and private equity firms are top political donors.Investors in these firms are worried these leaders are distracted from their portfolios and firms.Billionaires such as Ken Griffin and Paul Singer have donated millions this election cycle.Citadel's billionaire founder Ken Griffin is no fan of former president Donald Trump, but he's putting his sizable personal wealth to work to elect Republicans across the country.Once a backer of Florida Gov.