| Player | Team | Action | Details | |
|---|---|---|---|---|
| Brock Burke | Nixon's Nasty Ninjas | ADD | to MLB | 10:38 am, 4/1/19 |
| Geraldo Perdomo | Nixon's Nasty Ninjas | ADD | to AA | 10:37 am, 4/1/19 |
| Nick Margevicius | Purple Cobras | ADD | to AAA | 10:33 am, 4/1/19 |
| Neil Walker | Bridge Four | ADD | to MLB | 10:22 am, 4/1/19 |
| Garrett Whitley | The Bluth Company | ADD | to AAA | 7:53 pm, 3/31/19 |
| Will Smith | The Bluth Company | ADD | to AAA | 7:44 pm, 3/31/19 |
| Lucius Fox | The Bluth Company | ADD | to A | 7:42 pm, 3/31/19 |
| Joe Palumbo | The Bluth Company | ADD | to AA | 7:30 pm, 3/31/19 |
| Kyle Zimmer | Supreme Clientele | ADD | to AAA | 7:06 pm, 3/31/19 |
| Troy Tulowitzki | Scranton Yankees | ADD | to MLB | 11:34 am, 3/31/19 |
| Austin Barnes | Purple Cobras | ADD | to MLB | 2:01 am, 3/31/19 |
| Ian Kennedy | (TO BE DETERMINED) | ADD | to MLB | 8:01 pm, 3/30/19 |
| Wenceel Perez | Nixon's Nasty Ninjas | ADD | to AA | 3:29 pm, 3/30/19 |
| Miguel Amaya | Nixon's Nasty Ninjas | ADD | to AA | 3:28 pm, 3/30/19 |
| Mitch Moreland | Nixon's Nasty Ninjas | ADD | to MLB | 3:10 pm, 3/30/19 |
| Christian Walker | Cowboys From Hell | ADD | to MLB | 1:43 pm, 3/30/19 |
| Marco Estrada | (TO BE DETERMINED) | ADD | to MLB | 10:37 pm, 3/29/19 |
| Kolten Wong | Shaolin Schmeckles | ADD | to MLB | 7:05 pm, 3/29/19 |
| J.P. Crawford | Supreme Clientele | ADD | to AA | 12:54 pm, 3/29/19 |
| Ian Kinsler | The Red Barons | ADD | to MLB | 10:36 am, 3/29/19 |
| Mike Montgomery | Kimble's Kids | ADD | to MLB | 10:13 am, 3/29/19 |
| Jonathan Arauz | Ye Olde Tom Toolshed | ADD | to AA | 8:38 am, 3/29/19 |
| Edwin Rios | Ye Olde Tom Toolshed | ADD | to AAA | 8:38 am, 3/29/19 |
| Jason Martin | Ye Olde Tom Toolshed | ADD | to AAA | 8:37 am, 3/29/19 |
| Dean Kremer | Ye Olde Tom Toolshed | ADD | to AA | 8:37 am, 3/29/19 |