| Player | Team | Action | Details | |
|---|---|---|---|---|
| Tyler Austin | Bullet Club | ADD | to MLB | 12:47 pm, 5/12/19 |
| Charlie Tilson | Bullet Club | ADD | to MLB | 12:46 pm, 5/12/19 |
| Marwin Gonzalez | Bullet Club | ADD | to MLB | 12:29 pm, 5/12/19 |
| Ian Kennedy | Purple Cobras | ADD | to MLB | 4:50 am, 5/12/19 |
| Wilmer Flores | Purple Cobras | ADD | to MLB | 4:29 am, 5/12/19 |
| Evan White | The Bluth Company | ADD | to AAA | 12:21 am, 5/12/19 |
| Patrick Weigel | The Bluth Company | ADD | to AAA | 10:30 pm, 5/11/19 |
| Liam Hendriks | Nixon's Nasty Ninjas | ADD | to MLB | 8:29 am, 5/11/19 |
| Harold Ramirez | The Red Barons | ADD | to MLB | 12:22 am, 5/11/19 |
| Josh VanMeter | Purple Cobras | ADD | to AAA | 11:00 pm, 5/10/19 |
| Hudson Potts | The Bluth Company | ADD | to AAA | 6:37 pm, 5/10/19 |
| Jake Burger | Supreme Clientele | ADD | to AA | 11:49 am, 5/10/19 |
| Will Smith | The Bluth Company | ADD | to AAA | 11:21 am, 5/10/19 |
| Sam Huff | Shaolin Schmeckles | ADD | to A | 1:15 am, 5/10/19 |
| Devin Smeltzer | Nixon's Nasty Ninjas | ADD | to AAA | 1:14 am, 5/10/19 |
| Tyler White | Shaolin Schmeckles | ADD | to MLB | 7:59 pm, 5/9/19 |
| Zac Lowther | The Red Barons | ADD | to AAA | 10:04 am, 5/9/19 |
| Joe Jimenez | Purple Cobras | ADD | to MLB | 3:22 am, 5/9/19 |
| Peter O'Brien | Shaolin Schmeckles | ADD | to MLB | 5:19 pm, 5/8/19 |
| Adam Kloffenstein | Supreme Clientele | ADD | to A | 4:03 pm, 5/8/19 |
| Cole Ragans | The Bluth Company | ADD | to AA | 10:48 am, 5/8/19 |
| Jhoan Duran | Hill Valley Preservation Society | ADD | to A | 9:57 am, 5/8/19 |
| Ryan O'Hearn | The Bluth Company | ADD | to AAA | 12:42 am, 5/8/19 |
| Logan Forsythe | Purple Cobras | ADD | to MLB | 4:48 pm, 5/7/19 |
| James Karinchak | The Bluth Company | ADD | to AAA | 3:19 pm, 5/7/19 |