Latest Mariners injuries and transactions

February 28th, 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
Expected return: Re-evaluation on March 7
Status: Experienced the issue during Cactus League debut on Feb. 26. Imaging revealed inflammation and led to platelet rich plasma injection. Could begin light catch play March 2, lasting roughly five days before next update. (Last updated: Feb. 28) More >>

SS
Injury: Right shoulder soreness
Expected return: Week of March 8
Status: Slated for live at-bats against Minor Leaguers Feb. 28. Targeting Cactus debut as DH March 3. If all goes well, he'll remain in that spot through that week then return to shortstop the week of March 8. (Last updated: Feb. 28)

2B
Injury: Right meniscus tear
Expected return: Potentially by Opening Day
Status: Made Cactus League debut at second base Feb. 28. Injured while running bases during September rehab assignment, when returning from a left biceps tear five months earlier. Underwent surgery on Sept. 8. (Last updated: Feb. 28)

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

Feb. 16
• RHP : Placed on 60-day injured list (Tommy John surgery) More >>
• LHP : Acquired from Marlins for cash

Feb. 2
• INF/OF : Acquired from Cardinals as part of three-team trade that included Rays (SEA sent 3B to TB; OF , RHP , Competitive Balance Round B pick to STL). More >>