The Red Sox were willing to part with Triston Casas for one of the Mariners' standout pitchers on one condition.

The Seattle Mariners are still trying to find solutions in the infield and seem to be getting walled in the trade market.

The Mariners are open to trading Luis Castillo, but they haven't received the sort of offers they were hoping to get.

The Seattle Mariners are interested in Triston Casas. While they balked at the Boston Red Sox asking price, is it time to ...

With Sean Manaea (Mets) and Walker Buehler (Red Sox) signing in the last 24 hours, the list of potential trade partners for ...

It looks like Walker Buehler was a backup plan for the Boston Red Sox.Boston pivoted to signing the right-hander to a ...

The Boston Red Sox have made two moves already for the starting rotation but there was chatter about a possibly different ...

Before adding former All-Stars Garrett Crochet and Walker Buehler to their rotation earlier this month, the Red Sox ...

Interest in Castillo increased significantly after the New York Yankees signed free-agent lefty Max Fried to an eight-year, ...

The Seattle Mariners have depth in their rotation and need a bat. Enter the Baltimore Orioles, who are losing their ace, ...

The Mariners have an opportunity to use some of their excellent starting pitching depth to improve the offense but the team ...