| Player | Team | Action | Details | |
|---|---|---|---|---|
| A.J. Minter | The Red Barons | ADD | to MLB | 12:03 am, 9/4/20 |
| Humberto Mejia | Supreme Clientele | ADD | to AAA | 2:45 pm, 9/3/20 |
| Kevin Ginkel | Bullet Club | ADD | to MLB | 11:08 am, 9/3/20 |
| Zack Britton | Nixon's Nasty Ninjas | ADD | to MLB | 9:48 am, 9/3/20 |
| Alex Dickerson | Purple Cobras | ADD | to MLB | 7:15 am, 9/3/20 |
| Tyler Rogers | Purple Cobras | ADD | to MLB | 7:14 am, 9/3/20 |
| Tyler Naquin | Purple Cobras | ADD | to MLB | 1:06 am, 9/3/20 |
| Jurickson Profar | Cowboys From Hell | ADD | to MLB | 11:00 pm, 9/2/20 |
| Josh Fleming | Purple Cobras | ADD | to MLB | 12:30 pm, 9/2/20 |
| Julian Merryweather | The Bluth Company | ADD | to AAA | 10:02 am, 9/2/20 |
| Ronald Guzman | Supreme Clientele | ADD | to MLB | 1:18 am, 9/2/20 |
| Gabriel Arias | The Red Barons | ADD | to AA | 1:15 pm, 9/1/20 |
| Ryan O'Hearn | Geckos | ADD | to MLB | 12:02 pm, 9/1/20 |
| Evan Longoria | Geckos | ADD | to MLB | 12:02 pm, 9/1/20 |
| Matt Joyce | Geckos | ADD | to MLB | 12:02 pm, 9/1/20 |
| Jedd Gyorko | Geckos | ADD | to MLB | 12:02 pm, 9/1/20 |
| Ty France | Geckos | ADD | to MLB | 12:01 pm, 9/1/20 |
| Sam Haggerty | The Red Barons | ADD | to MLB | 11:59 am, 9/1/20 |
| JT Brubaker | The Red Barons | ADD | to MLB | 11:59 am, 9/1/20 |
| Gregory Soto | The Red Barons | ADD | to MLB | 11:58 am, 9/1/20 |
| Griffin Conine | Shaolin Schmeckles | ADD | to AAA | 11:00 am, 9/1/20 |
| Niko Goodrum | The Red Barons | ADD | to MLB | 10:47 am, 9/1/20 |
| Daniel Norris | Ye Olde Tom Toolshed | ADD | to MLB | 10:34 am, 9/1/20 |
| Greg Holland | Ye Olde Tom Toolshed | ADD | to MLB | 10:34 am, 9/1/20 |
| Sergio Romo | Ye Olde Tom Toolshed | ADD | to MLB | 10:33 am, 9/1/20 |