| 3/1/19 |
RHP Jayson McKinley assigned to Arizona Diamondbacks. |
| 3/1/19 |
LHP Miguel Aguilar assigned to Arizona Diamondbacks. |
| 3/1/19 |
RHP Sam Lewis assigned to Arizona Diamondbacks. |
| 3/2/19 |
2B Adam Walton assigned to Arizona Diamondbacks. |
| 3/4/19 |
OF Marcus Wilson assigned to Arizona Diamondbacks. |
| 3/5/19 |
Arizona Diamondbacks signed free agent RHP Justin Vernia to a minor league contract. |
| 3/8/19 |
OF Ryan Grotjohn assigned to Arizona Diamondbacks. |
| 3/9/19 |
LHP Junior Garcia assigned to Arizona Diamondbacks. |
| 3/9/19 |
3B Drew Ellis assigned to Arizona Diamondbacks. |
| 3/9/19 |
RHP Breckin Williams assigned to Arizona Diamondbacks. |
| 3/9/19 |
1B Pavin Smith assigned to Arizona Diamondbacks. |
| 3/9/19 |
C Matt Jones assigned to Arizona Diamondbacks. |
| 3/9/19 |
LHP Alex Young assigned to Arizona Diamondbacks. |
| 3/9/19 |
RHP Tyler Mark assigned to Arizona Diamondbacks. |
| 3/10/19 |
1B Cody Decker assigned to Arizona Diamondbacks. |
| 3/10/19 |
C Jose Queliz assigned to Arizona Diamondbacks. |
| 3/10/19 |
C Renae Martinez assigned to Arizona Diamondbacks. |
| 3/10/19 |
CF Tra Holmes assigned to Arizona Diamondbacks. |
| 3/10/19 |
3B Marty Herum assigned to Arizona Diamondbacks. |
| 3/10/19 |
SS Ryan Dobson assigned to Arizona Diamondbacks. |
| 3/11/19 |
Arizona Diamondbacks placed RHP Silvino Bracho on the 60-day injured list. Torn right ulnar collateral ligament |
| 3/11/19 |
Arizona Diamondbacks signed free agent CF Adam Jones. |
| 3/11/19 |
Arizona Diamondbacks signed free agent RHP Ryan Fritze to a minor league contract. |
| 3/12/19 |
Arizona Diamondbacks optioned RHP Bo Takahashi to Jackson Generals. |
| 3/12/19 |
Arizona Diamondbacks optioned RHP Taylor Clarke to Reno Aces. |
| 3/12/19 |
Arizona Diamondbacks optioned 3B Kevin Cron to Reno Aces. |
| 3/12/19 |
Arizona Diamondbacks optioned RHP Joel Payamps to Reno Aces. |
| 3/12/19 |
Arizona Diamondbacks optioned RHP Emilio Vargas to Jackson Generals. |
| 3/12/19 |
Arizona Diamondbacks optioned 2B Domingo Leyba to Reno Aces. |
| 3/14/19 |
Arizona Diamondbacks released RHP Brad Goldberg. |
| 3/14/19 |
Arizona Diamondbacks released SS Ryan Dobson. |
| 3/15/19 |
RHP Cole Bartlett assigned to Arizona Diamondbacks. |
| 3/15/19 |
Arizona Diamondbacks optioned RHP Jimmie Sherfy to Reno Aces. |
| 3/15/19 |
Arizona Diamondbacks optioned RHP Joey Krehbiel to Reno Aces. |
| 3/15/19 |
Arizona Diamondbacks released LHP Matt Marksberry. |
| 3/15/19 |
Arizona Diamondbacks released RHP Shane Watson. |
| 3/17/19 |
SS Camden Duzenack assigned to Arizona Diamondbacks. |
| 3/17/19 |
2B Jancarlos Cintron assigned to Arizona Diamondbacks. |
| 3/17/19 |
C Dominic Miroglio assigned to Arizona Diamondbacks. |
| 3/17/19 |
RHP Mason McCullough assigned to Arizona Diamondbacks. |
