| Player | Team | Action | Details | |
|---|---|---|---|---|
| Miguel Rojas | Shaolin Schmeckles | ADD | to MLB | 3:37 pm, 6/14/21 |
| Reese Olson | The Bluth Company | ADD | to AA | 1:44 pm, 6/14/21 |
| Hayden Wesneski | The Bluth Company | ADD | to AAA | 10:28 am, 6/14/21 |
| Joe Perez | Purple Cobras | ADD | to A | 10:27 am, 6/14/21 |
| Zach McCambley | Purple Cobras | ADD | to A | 10:27 am, 6/14/21 |
| Luis Frias | The Bluth Company | ADD | to AA | 9:40 am, 6/14/21 |
| Will Crowe | The Red Barons | ADD | to MLB | 9:37 am, 6/14/21 |
| Collin McHugh | Purple Cobras | ADD | to MLB | 9:34 am, 6/14/21 |
| Jed Lowrie | Purple Cobras | ADD | to MLB | 8:50 am, 6/14/21 |
| Austin Adams | Undead Rabbits | ADD | to MLB | 1:49 am, 6/14/21 |
| Dakota Chalmers | Undead Rabbits | ADD | to AA | 1:46 am, 6/14/21 |
| Collin McHugh | The Bluth Company | ADD | to MLB | 12:34 pm, 6/13/21 |
| Robel Garcia | Shaolin Schmeckles | ADD | to MLB | 4:36 pm, 6/12/21 |
| Brayan Bello | The Bluth Company | ADD | to AA | 12:02 pm, 6/12/21 |
| Matthew Frazier | The Bluth Company | ADD | to AA | 11:51 am, 6/12/21 |
| Franchy Cordero | Undead Rabbits | ADD | to AAA | 11:27 am, 6/12/21 |
| Myles Straw | Shaolin Schmeckles | ADD | to MLB | 6:14 pm, 6/11/21 |
| Christian Arroyo | The Red Barons | ADD | to MLB | 11:14 am, 6/11/21 |
| Ranger Suarez | Purple Cobras | ADD | to MLB | 6:47 am, 6/11/21 |
| Chad Pinder | Shaolin Schmeckles | ADD | to MLB | 7:59 pm, 6/10/21 |
| Dan Vogelbach | Purple Cobras | ADD | to MLB | 4:45 pm, 6/10/21 |
| Josh Smith | Shaolin Schmeckles | ADD | to AAA | 3:16 pm, 6/10/21 |
| Matt Beaty | The Bluth Company | ADD | to MLB | 11:07 am, 6/10/21 |
| Michael King | Cowboys From Hell | ADD | to MLB | 7:46 am, 6/10/21 |
| Anthony Volpe | The Bluth Company | ADD | to AAA | 12:32 am, 6/10/21 |