The U.S. Attorney's office in Brooklyn charged Aoki with six counts of insider trading and one count of conspiracy based on trading upon inside information about Spectrum Information Technologies Inc. According to the indictment, Aoki learned through Donald Kessler, a former stock promoter, inside information concerning Spectrum's imminent hiring of John Sculley, then-chairman of Apple Computer Inc., as the chairman of Spectrum, and bought 200,000 shares of Spectrum stock.