| Team |
Date |
Transaction |
 |
September 8, 2019 |
Washington Nationals selected the contract of C Tres Barrera from Harrisburg Senators. |
 |
June 11, 2019 |
Harrisburg Senators activated C Tres Barrera from the 7-day injured list. |
|
June 2, 2019 |
Harrisburg Senators placed C Tres Barrera on the 7-day injured list. |
|
March 31, 2019 |
C Tres Barrera assigned to Harrisburg Senators from Potomac Nationals. |
|
February 12, 2019 |
Washington Nationals invited non-roster C Tres Barrera to spring training. |
 |
April 4, 2018 |
C Tres Barrera assigned to Potomac Nationals. |
|
March 4, 2018 |
C Tres Barrera assigned to Washington Nationals. |
 |
June 6, 2017 |
Hagerstown Suns activated C Tres Barrera from the 7-day disabled list. |
|
May 6, 2017 |
Hagerstown Suns placed C Tres Barrera on the 7-day disabled list. |
|
April 4, 2017 |
C Tres Barrera assigned to Hagerstown Suns from Auburn Doubledays. |
|
June 17, 2016 |
Washington Nationals signed C Tres Barrera. |
 |
June 17, 2016 |
C Tres Barrera assigned to Auburn Doubledays. |
