| Player | Team | Action | Details | |
|---|---|---|---|---|
| Justin Smoak | Shaolin Schmeckles | ADD | to MLB | 4:15 pm, 8/8/19 |
| Justin Smoak | Shaolin Schmeckles | DROP | to FA | 1:47 pm, 8/20/19 |
| Justin Smoak | Cowboys From Hell | ADD | to MLB | 9:16 am, 7/31/20 |
| Justin Smoak | Cowboys From Hell | DROP | to FA | 9:22 am, 7/31/20 |
| Justin Smoak | Geckos | ADD | to MLB | 5:05 pm, 8/21/20 |
| Justin Smoak | Geckos | DROP | to FA | 11:01 am, 8/23/20 |