According to a report from Bob Nightengale of USA Today, the M's were offered a young infielder for Castillo, but said no.

Castillo struggled against the Cincinnati Reds, going just 4.1 innings and giving up six earned runs. Unfortunately, this ...

Austin Hays drove in four runs in his season debut, and the Cincinnati Reds beat Luis Castillo and the Seattle Mariners 8-4.

Up until the point the Cincinnati Reds dealt him to the Seattle Mariners, Luis Castillo’s story with the club was basically ...

Seattle Mariners starting pitcher Luis Castillo surfaced in MLB rumors this winter when the clubs fielded inquiries on the ...

In addition to the starting duo, the M's also have another Julio Rodríguez in the organization "We are duplicating names left ...

The Mariners have reportedly made pitcher Luis Castillo "off limits" in trade talks. "One club who offered a young infielder ...

"I spent five years here, and being able to pitch here on that mound again was special," Castillo said Tuesday night.

The Mariners begin a road trip with a defeat in Cincinnati, snapping Seattle's four-game winning streak despite two home runs ...

No, they're not the same dude. Yes, it's confusing. The Thursday starter was three-time All-Star Luis Miguel Castillo, ...

The Seattle Mariners are in desperate need of an offensive jolt, especially with the injuries to Victor Robles and Ryan Bliss ...

A new trade pitch has the Philadelphia Phillies landing three-time All-Star Luis Castillo from the Seattle Mariners.