 Billionaire investor Carl Icahns investment firm Icahn Enterprises NASDAQ: IEP has hired a former General Electric Co NYSE: GE executive as the companys CEO, the Wall Street Journal reported on Sunday. What Happened: Aris Kekedjian, a 30-year GE veteran, left the company in 2019 where he was leading the conglomerates MA strategy as the Chief Investment Officer since 2016. 