The top 10 prospect's role on the 2026 roster is up in the air after the Mariners acquired Brendan Donovan

Mariners fans in the Pacific Northwest and beyond have been waiting for young Colt Emerson to take the stage for Seattle. In just a couple of weeks, the lights

The Seattle Mariners finalized a three-team Monday trade that lands All-Star infielder Brendan Donovan from the St. Louis Cardinals, assembling one of the most star-studded lineups in baseball. ESPN’s Jeff Passan first reported the framework,

The Seattle Mariners continue to try and nail down the back end of their roster. On Tuesday, that meant one trade led to the potential loss of a former first-round pick. The trade brought a catcher, Jhonny Pereda, to Seattle from the Twins.

With a logjam of veterans and a handful of young players, the outfield in the Emerald City is overcrowded with M's about to open up Spring Training

The Seattle Mariners announced 34 non-roster invitees to the MLB spring training, with their top two picks from the 2025 MLB Draft among them.

The Seattle Mariners saw a veteran pitcher who mostly toiled away in Triple-A Tacoma last year hit the open market.

The Minnesota Twins traded catcher Jhonny Pereda to the Seattle Mariners to compete for a back-up spot behind Cal Raleigh.

The Seattle Mariners fired the first salvo of the offseason a couple months ago now, when they signed Josh Naylor to return to town after such an impressive stint following his trade deadline acquisition. The moves since have been much tamer, and there are Seattle fans wondering if there is any more to come.