Pirates Roster & Staff
Transactions
| Date | Transaction |
| 01/15/21 | Pittsburgh Pirates signed free agent C Miguel Sosa. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Luigi Hernandez. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Jose Garces. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Andres Sierra. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Antwone Kelly. |
| 01/15/21 | Pittsburgh Pirates signed free agent OF Eddy Rodriguez. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Jesus Clode. |
| 01/15/21 | Pittsburgh Pirates signed free agent SS Rubel Lebron. |
| 01/15/21 | Pittsburgh Pirates signed free agent OF Rodolfo De La Cruz. |
| 01/15/21 | Pittsburgh Pirates signed free agent SS Wesley Zapata. |
| 01/15/21 | Pittsburgh Pirates signed free agent P Darlin Diaz. |
| 01/15/21 | Pittsburgh Pirates signed free agent OF Esmerlyn Valdez. |
| 01/15/21 | Pittsburgh Pirates signed free agent OF Shalin Polanco. |
| 01/15/21 | Pittsburgh Pirates signed free agent SS John Zorrilla. |
| 01/15/21 | Pittsburgh Pirates signed free agent 2B Wilmer Difo. |
| 01/15/21 | Pittsburgh Pirates signed free agent OF Ruben Vizcaya. |
| 01/14/21 | Pittsburgh Pirates traded P Nik Turley to Oakland Athletics for $0. |
| 01/12/21 | Pittsburgh Pirates claimed LF Troy Stokes Jr. off waivers from Detroit Tigers. |
| 01/12/21 | Pittsburgh Pirates designated P Nik Turley for assignment. |
| 01/05/21 | Pittsburgh Pirates signed free agent P Chase De Jong. |
