Tacoma Rainiers Roster & Staff
SEA Transactions
| Date | Transaction |
| 08/13/22 | Everett AquaSox released C David Sheaffer. |
| 08/13/22 | Tacoma Rainiers activated RHP Matt Koch from the 7-day injured list. |
| 08/13/22 | Seattle Mariners sent LHP Matthew Boyd on a rehab assignment to Tacoma Rainiers. |
| 08/13/22 | Seattle Mariners sent LHP Matthew Boyd on a rehab assignment to Tacoma Rainiers. |
| 08/13/22 | Seattle Mariners optioned LF Taylor Trammell to Tacoma Rainiers. |
| 08/12/22 | Modesto Nuts activated RHP Jimmy Kingsbury from the 7-day injured list. |
| 08/12/22 | Modesto Nuts activated RHP Jimmy Kingsbury from the 7-day injured list. |
| 08/11/22 | LHP Drake Batcho assigned to ACL Mariners. |
| 08/11/22 | 2B Nick Zona assigned to ACL Mariners. |
| 08/11/22 | ACL Mariners activated 2B Nick Zona. |
| 08/11/22 | C Tatem Levins assigned to ACL Mariners. |
| 08/11/22 | SS Josh Hood assigned to ACL Mariners. |
| 08/11/22 | ACL Mariners activated 2B Nick Zona. |
| 08/11/22 | Arkansas Travelers activated 3B Joe Rizzo from the 7-day injured list. |
| 08/11/22 | Arkansas Travelers activated RHP Juan Then from the 7-day injured list. |
| 08/11/22 | Tacoma Rainiers released LF Scott Heineman. |
| 08/11/22 | Tacoma Rainiers released LF Trey Amburgey. |
| 08/11/22 | Seattle Mariners optioned OF Jarred Kelenic to Tacoma Rainiers. |
| 08/10/22 | Arkansas Travelers transferred RHP Scott Boches to the Development List. |
| 08/10/22 | Arkansas Travelers placed OF Zach DeLoach on the 7-day injured list. |
| 08/10/22 | Everett AquaSox activated RHP Bernie Martinez from the restricted list. |
| 08/10/22 | Everett AquaSox activated RHP Bernie Martinez from the restricted list. |
| 08/10/22 | Seattle Mariners recalled OF Jarred Kelenic and from Tacoma Rainiers. |
| 08/10/22 | Seattle Mariners optioned CF Kyle Lewis to Tacoma Rainiers. |
| 08/10/22 | Seattle Mariners optioned LHP Brennan Bernardino to Tacoma Rainiers. |
| 08/09/22 | 3B Tyler Locklear assigned to Modesto Nuts from ACL Mariners. |
| 08/09/22 | 3B Tyler Locklear assigned to Modesto Nuts from ACL Mariners. |
| 08/09/22 | Seattle Mariners sent 1B Evan White on a rehab assignment to Tacoma Rainiers. |
| 08/09/22 | LHP Anthony Banda assigned to Tacoma Rainiers. |
| 08/09/22 | Seattle Mariners sent RHP Ken Giles on a rehab assignment to Tacoma Rainiers. |
| 08/09/22 | Seattle Mariners sent 1B Evan White on a rehab assignment to Tacoma Rainiers. |
| 08/09/22 | Seattle Mariners recalled LHP Brennan Bernardino from Tacoma Rainiers. |
| 08/09/22 | Seattle Mariners signed free agent LHP Anthony Banda to a minor league contract. |
| 08/08/22 | Everett AquaSox sent C Charlie Welch on a rehab assignment to ACL Mariners. |
| 08/08/22 | sent SS Jose Caballero on a rehab assignment to ACL Mariners. |
| 08/08/22 | sent SS Jose Caballero on a rehab assignment to ACL Mariners. |
| 08/08/22 | RHP Matt Mogollon retired. |
| 08/08/22 | Everett AquaSox sent OF Spencer Packard on a rehab assignment to ACL Mariners. |
| 08/08/22 | Arkansas Travelers sent SS Jose Caballero on a rehab assignment to ACL Mariners. |
| 08/08/22 | Arkansas Travelers sent SS Jose Caballero on a rehab assignment to ACL Mariners. |
| 08/08/22 | Everett AquaSox sent C Charlie Welch on a rehab assignment to ACL Mariners. |
| 08/08/22 | Everett AquaSox sent OF Spencer Packard on a rehab assignment to ACL Mariners. |
| 08/07/22 | Seattle Mariners sent RHP Diego Castillo on a rehab assignment to Everett AquaSox. |
| 08/07/22 | LHP Brennan Bernardino returned to Tacoma Rainiers from Seattle Mariners. |
| 08/06/22 | RHP Adrian Quintana assigned to Modesto Nuts from ACL Mariners. |
| 08/06/22 | Arkansas Travelers transferred RHP Connor Jones from the 7-day injured list to the 60-day injured list. |
| 08/06/22 | RHP Adam Hill assigned to Modesto Nuts from Arkansas Travelers. |
| 08/06/22 | RHP Adrian Quintana assigned to Modesto Nuts from ACL Mariners. |
| 08/06/22 | RHP Adam Hill assigned to Modesto Nuts from Arkansas Travelers. |
| 08/06/22 | Seattle Mariners recalled LHP Brennan Bernardino from Tacoma Rainiers. |