| Team |
Date |
Transaction |
 |
February 12, 2021 |
SS Christian Koss assigned to Greenville Drive. |
|
February 12, 2021 |
SS Christian Koss assigned to Greenville Drive. |
 |
December 3, 2020 |
Boston Red Sox traded LHP Yoan Aybar to Colorado Rockies for SS Christian Koss. |
 |
December 3, 2020 |
SS Christian Koss assigned to Salem Red Sox. |
|
December 3, 2020 |
SS Christian Koss assigned to Salem Red Sox. |
 |
March 5, 2020 |
SS Christian Koss assigned to Lancaster JetHawks from Grand Junction Rockies. |
 |
June 27, 2019 |
SS Christian Koss assigned to Grand Junction Rockies. |
 |
June 26, 2019 |
Colorado Rockies signed SS Christian Koss. |
