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

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

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

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

The Pittsburgh Pirates have traded left-handed reliever Caleb Ferguson to the Seattle Mariners. The deal was first reported ...

"This was the sort of weekend that they envisioned from the beginning of this rebuild," ESPN's Jeff Passan said of the Seattle Mariners' series win over Texas.

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

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

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 ...