| Player | Team | Action | Details | |
|---|---|---|---|---|
| Framber Valdez | Purple Cobras | ADD | to AAA | 8:24 am, 6/4/19 |
| Michael Wacha | Hill Valley Preservation Society | ADD | to MLB | 12:28 am, 6/4/19 |
| Yerry Rodriguez | Jon Voight's Car | ADD | to AAA | 11:54 am, 6/3/19 |
| Pavin Smith | Jon Voight's Car | ADD | to AAA | 11:53 am, 6/3/19 |
| Ariel Jurado | Bullet Club | ADD | to MLB | 10:22 pm, 6/2/19 |
| David Bote | Bullet Club | ADD | to MLB | 10:21 pm, 6/2/19 |
| Ian Kennedy | Hill Valley Preservation Society | ADD | to MLB | 11:03 am, 6/2/19 |
| Kevin Kiermaier | Purple Cobras | ADD | to MLB | 6:27 am, 6/1/19 |
| Shaun Anderson | The Bluth Company | ADD | to AAA | 6:44 pm, 5/31/19 |
| Rowdy Tellez | Chinballs | ADD | to MLB | 4:32 pm, 5/31/19 |
| Adbert Alzolay | Purple Cobras | ADD | to AAA | 2:29 pm, 5/31/19 |
| Brian Goodwin | Purple Cobras | ADD | to MLB | 4:23 am, 5/31/19 |
| Matt Wieters | Purple Cobras | ADD | to MLB | 4:19 am, 5/31/19 |
| Josh Ockimey | Supreme Clientele | ADD | to AAA | 12:20 pm, 5/30/19 |
| Daniel Johnson | Ye Olde Tom Toolshed | ADD | to AAA | 11:54 am, 5/30/19 |
| Kevin Kiermaier | Purple Cobras | ADD | to MLB | 8:35 am, 5/30/19 |
| Steven Brault | The Red Barons | ADD | to MLB | 4:43 am, 5/30/19 |
| David Bote | Purple Cobras | ADD | to MLB | 2:58 pm, 5/29/19 |
| Joe Ross | Supreme Clientele | ADD | to NA | 12:58 pm, 5/29/19 |
| Kevin Newman | Supreme Clientele | ADD | to AAA | 12:56 pm, 5/29/19 |
| Josiah Gray | Supreme Clientele | ADD | to AA | 4:45 pm, 5/28/19 |
| D.J. Stewart | The Bluth Company | ADD | to AAA | 1:29 pm, 5/28/19 |
| J.C. Ramirez | The Red Barons | ADD | to MLB | 11:48 am, 5/28/19 |
| Genesis Cabrera | Ye Olde Tom Toolshed | ADD | to MLB | 11:10 am, 5/28/19 |
| Brian Goodwin | Purple Cobras | ADD | to MLB | 8:56 am, 5/28/19 |