Ken Rosenthal reported that Boston has inquired about trading for Luis Castillo and could sign Jack Flaherty. Read more on ...

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

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

Seattle Mariners pitcher Luis Castillo is a hot commodity on the offseason trade market. Ken Rosenthal of The Athletic ...

As the MLB offseason continues, a Luis Castillo trade appears to be looming large as the Mariners look to improve their offense.

A little more than two weeks until 2025 begins, the Seattle Mariners are still working to improve their major league roster.

A report from The Athletic’s Ken Rosenthal this evening name-checks two more clubs who have “at least inquired” after the ...

The Seattle Mariners have made big news this past week when inquiries on star pitcher Luis Castillo surfaced. Since the first report, calls about the once dominant ace have reportedly flooded in.

Luis Castillo is a possible trade candidate after posting a 3.64 ERA and striking out 175 batters with the Mariners in 2024 ...

The Chicago Cubs kickstarted their offseason this past week and likely are not finished yet. Could the team fill one of its ...

The Seattle Mariners' AL West rival added left-handed pitcher Jeffrey Springs in a trade with the Tampa Bay Rays.

Garrett Crochet’s move to the Red Sox may not be the last trade we see this offseason involving a big-name starting pitcher.