| Player | Team | Action | Details | |
|---|---|---|---|---|
| Matt Foster | Chinballs | ADD | to MLB | 10:41 am, 9/13/20 |
| Yimi Garcia | Purple Cobras | ADD | to MLB | 10:15 am, 9/13/20 |
| Brent Suter | Purple Cobras | ADD | to MLB | 3:43 am, 9/13/20 |
| Jonathan Stiever | The Bluth Company | ADD | to AA | 12:05 am, 9/13/20 |
| Hector Neris | Shaolin Schmeckles | ADD | to MLB | 5:14 pm, 9/12/20 |
| Martin Perez | Shaolin Schmeckles | ADD | to MLB | 5:13 pm, 9/12/20 |
| Daz Cameron | Bullet Club | ADD | to MLB | 1:02 pm, 9/12/20 |
| Lewis Brinson | Bullet Club | ADD | to MLB | 1:33 am, 9/12/20 |
| Steven Brault | Shaolin Schmeckles | ADD | to MLB | 12:11 am, 9/12/20 |
| Jonathan Hernandez | The Bluth Company | ADD | to AAA | 11:34 pm, 9/11/20 |
| Ryan Braun | Bullet Club | ADD | to MLB | 6:07 pm, 9/11/20 |
| Michael Fulmer | Bullet Club | ADD | to MLB | 2:23 pm, 9/11/20 |
| Scott Barlow | Chinballs | ADD | to MLB | 11:49 am, 9/11/20 |
| Austin Gomber | Bullet Club | ADD | to AAA | 10:56 am, 9/11/20 |
| Pavin Smith | The Red Barons | ADD | to MLB | 9:36 am, 9/11/20 |
| Josh Tomlin | Shaolin Schmeckles | ADD | to MLB | 4:37 am, 9/11/20 |
| Alex Cobb | Shaolin Schmeckles | ADD | to MLB | 3:27 am, 9/11/20 |
| Miguel Hiraldo | Purple Cobras | ADD | to A | 1:54 pm, 9/10/20 |
| Jason Heyward | The Bluth Company | ADD | to MLB | 1:06 am, 9/10/20 |
| Matt Thaiss | The Bluth Company | ADD | to AA | 1:05 am, 9/10/20 |
| Jonathan Hernandez | The Bluth Company | ADD | to AAA | 12:28 am, 9/10/20 |
| Garrett Cooper | Purple Cobras | ADD | to MLB | 7:13 pm, 9/9/20 |
| Ryan Helsley | Chinballs | ADD | to AAA | 10:43 am, 9/9/20 |
| Thomas Szapucki | Chinballs | ADD | to AAA | 10:26 am, 9/9/20 |
| Jon Berti | Chinballs | ADD | to MLB | 10:07 am, 9/9/20 |