Former Seattle Mariners reliever Matt Festa, recently designated for assignment by the Texas Rangers, has a new home already.

With the international signing period beginning on Wednesday, MLB.com took a look at each team's best international prospect.

The Mariners should end this MLB offseason by adding these four free agents to return to the playoffs after their 2024 ...

According to MLB Network Insider Jon Morosi, future Hall of Famer Nolan Arenado is becoming more 'open-minded' about ...

Just months after Scott Servais was let go as Seattle Mariners manager, he's joined the front office of a familiar MLB team.

The Seattle Mariners minor league system is likely going to look significantly different in 2025. The team's Double-A ...

It’s true, the M’s have been shopping Castillo – one of the better pitchers in baseball over the past several years – this ...

The Mariners knew all winter that most of their budgetary increases to player payroll would come in-house, and those formally ...

Even though most of the top players have already inked new contracts, MLB free agency is raging on. Teams like ...

The Mariners and Tigers were recently mentioned as possible Nolan Arenado trade suitors in addition to the Red Sox.

For the second day in a row, the Mariners were back on the waiver wire, claiming left-hander Tyler Jay from the Brewers on ...

With the Los Angeles Dodgers facing a potential logjam of infielders after signing Hyeseong Kim, the Seattle Mariners have ...