Arenado, who has a no-trade clause, was nearly dealt to the Astros in December, before he nixed the deal . On Wednesday, MLB.com’s John Denton reported that Mozeliak had been limited to trying to trade with the Yankees, Red Sox, Dodgers, Padres and Angels.

After an offseason of on-again, off-again conversations, the Cardinals and Red Sox — as MLB.com first reported — are discussing a deal that might bring the eight-time All-Star to Boston, according to a major league source.