Rupert Muroch's son James becomes the new CEO of 21st Century Fox. His other son Lachlan becomes the co-executive chairman of the company and will change location from Australia to Los Angeles. Rupert Murdoch's family owns 40% of the voting shares of News Corporation and 21st Century Fox. The moves are part of the succession plan put in place by Rupert Murdoch for the company he built from a single newspaper to a large media business that covers television networks, film studios and satellite companies.