The Japanese automaker said Monday that it received a request from the US Securities and Exchange Commission and is "cooperating fully." in relation to a Bloomberg report, which said the American regulator is looking into whether the company has accurately disclosed its executive pay in the United States.
Nissan – whose stock trades both in Tokyo and New York – declined to provide further details.
Nissan shares in Tokyo, which had been in the positive territory earlier in the day, fell after the Bloomberg report, closing down 0.8%
Ghosn and Kelly have denied any wrongdoing
Rob McLean has contributed to this report