The Seattle Mariners traded for Boston Red Sox right-handed prospect Alex Hoppe on Tuesday, giving them another intriguing bullpen arm possibility for 2026. However, since the Mariners didn't have a 40-man roster spot available, they had to make a corresponding roster move.

The Seattle Mariners are gearing up for a monumental celebration as they prepare to commemorate their 50th season in 2026.

With the re-signing of Josh Naylor out of the way, Seattle Mariners GM Justin Hollander detailed the team's next priorities to Wyman and Bob.

The Seattle Mariners announced Wednesday that the franchise will mark its 50th season in 2026 with a yearlong series of events.

The Seattle Mariners made a smart roster move to strengthen their bullpen for the 2026 season. Here’s how the latest addition adds depth and stability to the pitching staff.

The Seattle Mariners had reportedly considered retaining first baseman Josh Naylor to be their top priority in free agency. Their wish has reportedly come true.

Bryan Woo is back, at least in terms of being eligible to pitch in the Mariners’ next postseason series. Seattle added its electric right-hander to its 26-man roster for the American League Championship Series on Sunday morning,

The Dodgers made a curious but sneakily smart trade with the Mariners that sets up their offseason quite nicely.

With the offense scuffling, the Mariners made significant changes to their batting order going into Game 5 of the American League Championship Series.