Caleb Ferguson has arrived to provide a bit of depth to the Mariners pen, and a much-valued veteran presence as Seattle gets ...

The Pirates are trading left-handed reliever Caleb Ferguson to the Mariners. Read more about the move at MLB Trade Rumors.

The Mariners’ pursuit of reinforcement to their bullpen came to fruition on Wednesday, as the club acquired left-hander Caleb ...

The Seattle Mariners have acquired left-handed reliever Caleb Ferguson from the Pittsburgh Pirates. The trade gives their ...

In addition to their offensive production, MLB Network's Jon Morosi shares two more ways the Eugenio Suárez and Josh Naylor trades benefit the Seattle Mariners.

Ferguson gives Seattle a good weapon vs. lefty hitters, holding them to a .172 batting average and .451 OPS this season.

The Seattle Mariners option Jackson Kowar after activating Caleb Ferguson following a trade with the Yankees ahead of the ...

The Seattle Mariners bolstered their bullpen by acquiring veteran left-hander Caleb Ferguson from the Pittsburgh Pirates in ...

The Mariners, in search of bullpen help, finalized a deal to acquire lefty reliever Caleb Ferguson from the Pirates in ...

The Mariners are acquiring Caleb Ferguson, a 29-year-old left-handed reliever, from the Pittsburgh Pirates, sources told The ...

With the Mariners acquisition of Caleb Ferguson, Gabe Speier at last has a left-handed friend out in the bullpen.

The Seattle Mariners are sending their 13th-ranked prospect to Pittsburgh in exchange for left-handed reliever Caleb Ferguson ...