Transactions · SEATTLE MARINERS · MLB

15DStephen Kolek
SP KC

added

Tue 7/22/25 7:16 AM

Luis Severino
SP ATH

cut

Tue 7/22/25 7:16 AM

Randy Vásquez
SP SD

added

Mon 7/21/25 11:31 AM

Taijuan Walker
P PHI

cut

Mon 7/21/25 11:31 AM

Bryce Elder
SP ATL

Full Stream Ahead

added

Mon 7/21/25 9:32 AM

Tyler O'Neill
RF/DH BAL

Full Stream Ahead

cut

Mon 7/21/25 9:32 AM

Cam Schlittler
SP NYY

added

Mon 7/21/25 7:34 AM

Janson Junk
SP MIA

cut

Mon 7/21/25 7:34 AM

Eduardo Rodriguez
SP ARI

added

Eduardo Rodriguez

Mon 7/21/25 7:33 AM

MacKenzie Gore
SP TEX

cut

Mon 7/21/25 7:33 AM

60DHayden Birdsong
P SF

added

Hayden Birdsong

Mon 7/21/25 6:31 AM

Zebby Matthews
SP MIN

cut

Mon 7/21/25 6:31 AM

Germán Márquez
SP SD

added

Germán Márquez

Sun 7/20/25 1:11 PM

Slade Cecconi
SP CLE

cut

Sun 7/20/25 1:11 PM

Miles Mikolas
SP WSH

added

Sun 7/20/25 1:09 PM