| Player | Team | Action | Details | |
|---|---|---|---|---|
| Marcus Semien | Chinballs | ADD | to MLB | 4:40 pm, 6/10/19 |
| Daniel Mengden | Chinballs | ADD | to AAA | 4:36 pm, 6/10/19 |
| Trey Supak | Geckos | ADD | to AA | 2:52 pm, 6/10/19 |
| Tom Murphy | Bullet Club | ADD | to MLB | 10:15 pm, 6/9/19 |
| Evan White | Purple Cobras | ADD | to AA | 7:25 pm, 6/9/19 |
| Ljay Newsome | Supreme Clientele | ADD | to A | 12:20 pm, 6/9/19 |
| Ronaldo Hernandez | Supreme Clientele | ADD | to AAA | 11:06 am, 6/9/19 |
| Chance Adams | The Bluth Company | ADD | to AAA | 10:22 am, 6/9/19 |
| Adam Plutko | The Red Barons | ADD | to MLB | 3:01 am, 6/9/19 |
| Willi Castro | Purple Cobras | ADD | to AAA | 7:01 am, 6/8/19 |
| Kevin Kiermaier | Purple Cobras | ADD | to MLB | 6:59 am, 6/8/19 |
| Ian Kennedy | Purple Cobras | ADD | to MLB | 6:47 am, 6/8/19 |
| Daniel Poncedeleon | The Red Barons | ADD | to MLB | 12:22 am, 6/8/19 |
| Elieser Hernandez | Chinballs | ADD | to AAA | 5:21 pm, 6/7/19 |
| Garrett Cooper | Purple Cobras | ADD | to MLB | 11:00 am, 6/7/19 |
| David Bote | Hill Valley Preservation Society | ADD | to MLB | 9:15 am, 6/7/19 |
| Elias Diaz | Purple Cobras | ADD | to MLB | 8:53 am, 6/7/19 |
| Josh Reddick | Hill Valley Preservation Society | ADD | to MLB | 7:47 pm, 6/6/19 |
| Colin Moran | Supreme Clientele | ADD | to MLB | 5:50 pm, 6/6/19 |
| Orlando Arcia | Supreme Clientele | ADD | to MLB | 5:50 pm, 6/6/19 |
| Chad Pinder | Geckos | ADD | to MLB | 3:17 am, 6/6/19 |
| Adrian Sampson | The Bluth Company | ADD | to MLB | 10:51 pm, 6/5/19 |
| Cesar Puello | Purple Cobras | ADD | to MLB | 10:20 pm, 6/5/19 |
| Abraham Toro | Purple Cobras | ADD | to AA | 10:19 pm, 6/5/19 |
| Ryan Weber | Purple Cobras | ADD | to MLB | 10:18 pm, 6/5/19 |