The St. Louis Cardinals and Seattle Mariners could come together on a trade involving Brendan Donovan this offseason.

The Seattle Mariners swung a pair of trades for Josh Naylor and Eugenio Suárez at the trade deadline this season. But both sluggers were on expiring contracts w

The Mariners signed first baseman Josh Naylor to a five-year, $92.5 million contract, which will keep him on the team through the remainder of the decade. Seattle also acquired high-leverage left-handed reliever Jose Ferrer in a trade with the Washington Nationals.

The Seattle Mariners have a clear objective this offseason: fix the offense. While the pitching staff remains one of the deepest and most talented groups in baseball, the lineup has consistently struggled to provide enough run support.

Jorge Polanco is reportedly signing with the Mets, which brings uncertainty and opportunity to the Seattle Mariners' offseason, insider Shannon Drayer reports.

Could the Mariners land Diamondbacks star? Breaking down Ketel Marte Mariners fit and Diamondbacks trade outlook.

During the first day of the MLB Winter Meetings, Jerry Dipoto, the Seattle Mariners President of Baseball Operations, said, “We feel like we got the No.

FanFest, a two-day event that includes the chance to meet players, will be held by the Seattle Mariners Jan. 31-Feb. 1 at T-Mobile Park.

While the Mariners will retain most of the roster that went deep into October last season, their 2026 group won’t feature a full-fledged form of “running it back.” Jorge Polanco, one of their most imp

The Seattle Mariners are being heavily linked with a trade involving a previous Gold Glove award winner and 2025 All-Star.