MEXICO CITY (Reuters) – The president of the board of Mexico’s main stock exchange, Jaime Ruiz Sacristan, died on Sunday, according to a statement from the exchange.

Ruiz Sacristan tested positive of the novel coronavirus in mid-March although the immediate cause of his death is unclear; the exchange had earlier said that he was showing no symptoms.

A spokesman for the exchange did not immediately respond to a request from Reuters for comment.

So far Mexico has registered 4,219 confirmed cases of the novel coronavirus and 273 deaths.