| SS | 10-day-dl (The Seattle Mariners placed INF J.P. Crawford on the 10-day injured list.) | |
| CF | 10-day-dl (The Seattle Mariners placed OF Julio Rodríguez on the 10-day injured list.) | |
| RF | 10-day-dl (The Seattle Mariners placed OF Dominic Canzone on the 10-day injured list with a right abductor strain.) | |
| LF | 60-day-dl (The Seattle Mariners placed OF Sam Haggerty on the 60-day injured list with a torn achilles.) | |
| P | 60-day-dl (The Seattle Mariners transferred RHP Matt Brash to the 60-day injured list.) | |
| P | 60-day-dl (The Seattle Mariners announced that SP Jackson Kowar was placed on the 60-day injured list for a tear in his right UCL.) | |