( Read more : Loeb lobs scorn at Sony's Hirai, mocks box-office bombs ) His imminent move to the Sony studio lot in Culver City comes as Daniel Loeb, the activist investor, is agitating for Sony to spin off its entertainment group, which includes the film and television studio and Sony's music company. Mr Loeb's Third Point hedge fund has spent $1.1 billion building a stake in Sony of about 7 percent. In an investor letter this week he accused the company of treating the US entertainment assets as a "red-headed stepchild".