The Seattle Mariners officially made the first acquisition of the offseason in the waning at around 5:45 p.m. PT on Tuesday.

The Seattle Mariners have had over 30 minor leaguers leave the organization in free agency since the regular season ended.

The Seattle Mariners will have several players available to be selected by other teams in the upcoming Rule 5 Draft in ...

There should be no argument that Cal Raleigh is the best catcher to ever put on a Mariners uniform. How long he'll be wearing ...

The deadline for Major League Baseball teams to protect minor leaguers from the Rule-5 Draft is Tuesday afternoon at 3 p.m.

The Seattle Mariners have reunited with one of their former prospects, Bellingham product and 2019 fifth-round pick Austin ...

The Mariners traded for former infield prospect and Spokane native Austin Shenton on Tuesday. Here's why the move is ...

As announced by both teams, the Mariners have acquired infielder Austin Shenton in a trade with the Rays. Seattle will send ...

A former prospect who the Seattle Mariners traded two years ago has been DFA'd. Details on that and other minor league moves ...

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

The Houston Astros have some questions to answer following their loss in the American League Wild Card Series to the suddenly ...

The Philadelphia Phillies land a frontline starter from the Seattle Mariners by shipping off their third baseman in this ...