Seattle Mariners
- 20-26,
- 3rd AL West
Transactions
| Date | Player | Position | Transaction |
|---|---|---|---|
| May 17 | Héctor Noesí | SP | Sent to Minors by Seattle |
| May 17 | Josh Kinney | RP | Sent to Minors for Rehabilitation by Seattle |
| May 17 | Stephen Pryor | RP | Transferred to 60-Day DL by Seattle (Torn right lat muscle) |
| May 17 | Danny Farquhar | RP | Purchased From Minors by Seattle |
| May 16 | Franklin Gutiérrez | CF | Sent to Minors for Rehabilitation by Seattle |
| May 1 | Lucas Luetge | RP | Called Up from Minors by Seattle |