| Player | Team | Action | Details | |
|---|---|---|---|---|
| Domingo Acevedo | Purple Cobras | ADD | to AAA | 10:05 am, 7/21/18 |
| Domingo German | Supreme Clientele | ADD | to AAA | 9:29 am, 7/21/18 |
| Vladimir Gutierrez | The Bluth Company | ADD | to AA | 12:25 am, 7/21/18 |
| Anthony Kay | The Bluth Company | ADD | to AAA | 12:20 am, 7/21/18 |
| Jose Soriano | Chinballs | ADD | to A | 2:29 am, 7/20/18 |
| Phil Maton | Shaolin Schmeckles | ADD | to AAA | 1:35 pm, 7/19/18 |
| Mark Reynolds | Cowboys From Hell | ADD | to MLB | 1:27 pm, 7/19/18 |
| Cedric Mullins | The Bluth Company | ADD | to AA | 12:24 pm, 7/19/18 |
| Taylor Hearn | The Bluth Company | ADD | to AA | 12:14 pm, 7/19/18 |
| Buddy Reed | Cowboys From Hell | ADD | to AA | 11:34 am, 7/19/18 |
| Lewis Thorpe | The Bluth Company | ADD | to AA | 8:34 pm, 7/18/18 |
| Kurt Suzuki | Hill Valley Preservation Society | ADD | to MLB | 5:04 pm, 7/18/18 |
| Yusmeiro Petit | The Red Barons | ADD | to MLB | 9:38 am, 7/18/18 |
| Niko Goodrum | Dead Rabbits | ADD | to MLB | 10:55 pm, 7/17/18 |
| Garrett Whitlock | The Bluth Company | ADD | to AAA | 8:49 pm, 7/17/18 |
| Jose Soriano | The Bluth Company | ADD | to A | 8:32 pm, 7/17/18 |
| Derek Dietrich | Hill Valley Preservation Society | ADD | to MLB | 7:18 pm, 7/17/18 |
| Jason Kipnis | Purple Cobras | ADD | to MLB | 3:48 pm, 7/17/18 |
| Dylan Carlson | Kimble's Kids | ADD | to A | 2:24 pm, 7/17/18 |
| Kyle Muller | Kimble's Kids | ADD | to A | 2:22 pm, 7/17/18 |
| Hudson Potts | Purple Cobras | ADD | to A | 2:21 pm, 7/17/18 |
| Nick Tropeano | Chinballs | ADD | to MLB | 2:16 pm, 7/17/18 |
| A.J. Cole | Chinballs | ADD | to MLB | 1:49 pm, 7/17/18 |
| Roansy Contreras | The Bluth Company | ADD | to A | 1:47 pm, 7/17/18 |
| Cristian Javier | Purple Cobras | ADD | to A | 1:43 pm, 7/17/18 |