Interestingly enough, according to Ken Rosenthal of The Athletic, the Mariners had interest in another backup catcher: Danny ...

The Seattle Mariners are coming off a tough week in free agency. On Saturday, they lost playoff hero Jorge Polanco, who ...

The Seattle Mariners had a strong 2025 season, coming within one win of their first World Series appearance in franchise ...

Nick Castellanos trade rumors heat up as Mariners emerge as top destination from Phillies, exploring ideal Nick Castellanos ...

According to a recent report from Ken Rosenthal of The Athletic, trade targets Brendan Donovan and Ketel Marte are still in ...

The Seattle Mariners signed veteran catcher Andrew Knizner to a one-year deal, providing experienced backup support behind ...

The Mariners are still in the mix for Ketel Marte and Brendan Donovan reportedly after the team wasn't able to re-sign Jorge ...

Former Seattle Mariners relievers Caleb Ferguson and Gregory Santos each found new homes on Tuesday.

Jorge Polanco, whose 15th-inning single lifted the Mariners to a Game 5 ALDS win over the Tigers, posted a goodbye message on ...

After his new contract with the New York Mets became official, ex-Seattle Mariners slugger Jorge Polanco left a heartfelt message to M's fans on social media.

This story was excerpted from Daniel Kramer's Mariners Beat newsletter. To read the full newsletter, click here. And ...

The Seattle Mariners announced the signing of catcher Andrew Knizner, who will serve as Cal Raleigh's backup in 2026.