Latest Mariners injuries and transactions

April 27th, 2026

This page will be updated throughout the year with all the latest Mariners injury news and transactions.

LATEST INJURIES

RHP
Injury: Left side oblique inflammation
IL date: March 25 (15-day IL, retroactive to March 22)
Expected return: Tentatively May 17
Status: Miller made his second rehab start on April 24, throwing three scoreless innings for High-A Everett. He struck out six on 47 pitches, and his fastball was sitting at 96-98 mph. (Last updated: April 25) More »

3B
Injury: Left groin muscle strain
IL date: April 20 (10-day IL, retroactive to April 18)
Expected return: Earliest eligible on April 28
Status: Exited April 17 game after tweaking the area while making a play in the field, missed next two games, then placed on IL after undergoing imaging that revealed a more severe issue. (Last updated: April 20) More »

INF (No. 1 prospect)
Injury: Left wrist soreness
IL date: N/A
Status: Out of lineup on April 19, but issue is not expected to be serious and should return in coming days. (Last updated: April 20)

INF
Injury: Right calf strain
IL date: March 25 (60-day IL, retroactive to March 22)
Expected return: TBD
Status: Suffered the injury while playing for Team Italy at World Baseball Classic. Began rehab assignment at Triple-A Tacoma on April 8, but was transferred to 60-day IL on April 20. (Last updated: April 20)

OF
Injury: Right pectoral strain
IL date: April 8 (10-day IL, retroactive to April 7)
Expected return: TBD
Status: Was still a few weeks away from beginning to throw at the time of GM Justin Hollander's latest update. Will remain with club in Seattle during next road trip. Suffered injury during outfielders’ drills on April 7. (Last updated: April 17)

RHP
Injury: Right lat strain
IL date: March 27 (60-day IL, retroactive to March 24)
Expected return: Late May at earliest
Status: Began catch play on April 16 but won't begin full buildup until late May. Transferred to 60-day IL on April 8. Suffered injury during catch play leading up to Opening Day. (Last updated: April 17)

INF
Injury: Left oblique strain
IL date: April 17 (retroactive to April 15)
Expected return: TBD
Status: Suffered the injury during brief callup from April 14-16 in San Diego, after which he underwent an MRI that revealed the issue. (Last updated: April 17)

RHP
Injury: Tommy John surgery
IL date: Feb. 16 (60-day IL)
Expected return: 2027
Status: Underwent surgery to repair his right ulnar collateral ligament in January, and will be out all season. (Last updated: Jan. 30) More »

LATEST TRANSACTIONS

April 24
• RHP Ty Cummings: Acquired from Rays in exchange for RHP Casey Legumina

April 21
• RHP : Recalled from Triple-A Tacoma
• RHP : Designated for assignment More>>

April 20
• INF : Placed on 10-day injured list (left groin strain, retroactive to April 18)
• INF : Contract selected from Triple-A Tacoma
• INF : Transferred to 60-day injured list