| Player | Team | Action | Details | |
|---|---|---|---|---|
| Mike Fiers | Geckos | ADD | to MLB | 1:40 pm, 4/29/19 |
| Nick Anderson | The Bluth Company | ADD | to AAA | 12:10 pm, 4/29/19 |
| Keegan Akin | The Bluth Company | ADD | to AA | 12:04 pm, 4/29/19 |
| Kris Bubic | Geckos | ADD | to AA | 11:52 am, 4/29/19 |
| Jalen Beeks | The Red Barons | ADD | to MLB | 11:06 am, 4/29/19 |
| Todd Frazier | Bullet Club | ADD | to MLB | 7:35 am, 4/29/19 |
| Luke Jackson | Bullet Club | ADD | to MLB | 7:34 am, 4/29/19 |
| Austin Allen | Purple Cobras | ADD | to AAA | 6:37 am, 4/29/19 |
| Ryan Helsley | The Red Barons | ADD | to MLB | 10:01 am, 4/28/19 |
| Nick Williams | Scranton Yankees | ADD | to AAA | 8:29 pm, 4/27/19 |
| David Fletcher | The Red Barons | ADD | to MLB | 6:35 pm, 4/27/19 |
| Thomas Szapucki | Supreme Clientele | ADD | to A | 12:58 pm, 4/27/19 |
| Lucas Sims | Supreme Clientele | ADD | to AAA | 12:52 pm, 4/27/19 |
| Kevin Alcantara | The Red Barons | ADD | to A | 12:26 pm, 4/27/19 |
| Anthony Kay | Scranton Yankees | ADD | to AAA | 6:44 am, 4/27/19 |
| Shane McClanahan | Chinballs | ADD | to AA | 12:26 am, 4/27/19 |
| Alex Scherff | The Bluth Company | ADD | to A | 10:30 pm, 4/26/19 |
| Franchy Cordero | Chinballs | ADD | to MLB | 5:37 pm, 4/26/19 |
| Kevin Alcantara | Chinballs | ADD | to AA | 5:28 pm, 4/26/19 |
| Manny Banuelos | Chinballs | ADD | to MLB | 5:25 pm, 4/26/19 |
| Sam Gaviglio | Kimble's Kids | ADD | to MLB | 3:31 pm, 4/26/19 |
| Brian McCann | Shaolin Schmeckles | ADD | to MLB | 12:40 pm, 4/26/19 |
| Danny Santana | Purple Cobras | ADD | to MLB | 9:04 am, 4/26/19 |
| Shawn Kelley | Nixon's Nasty Ninjas | ADD | to MLB | 8:27 am, 4/26/19 |
| Sergio Romo | Nixon's Nasty Ninjas | ADD | to MLB | 8:27 am, 4/26/19 |