Nvidia CEO Jensen Huang had an extramarital affair with a company executive who reported to him, the New York Times reported on Wednesday, citing five people who worked at the company.Here are some details:Huang allegedly had a relationship with Kimberly Powell, Nvidia’s vice president of health care, the report saidNvidia did not immediately respond to a Reuters request for commentThe report comes as Nvidia’s board investigates whether Huang was the target of a foreign intelligence effort, after he acknowledged being unfaithful to his wife in a message to employeesShares of the chipmaker fell nearly 4% in extended trading