Pirates Roster & Staff
Transactions
| Date | Transaction |
| 11/30/09 | Pittsburgh Pirates signed free agent LHP Wil Ledezma to a minor league contract and invited him to spring training. |
| 11/30/09 | Pittsburgh Pirates sent Justin Thomas outright to Indianapolis Indians. |
| 11/30/09 | Pittsburgh Pirates sent Jeff Karstens outright to Indianapolis Indians. |
| 11/20/09 | Pittsburgh Pirates designated LHP Justin Thomas for assignment. |
| 11/20/09 | Pittsburgh Pirates designated C Robinzon Diaz for assignment. |
| 11/20/09 | Pittsburgh Pirates selected the contract of Ramon Aguero from Lynchburg Hillcats. |
| 11/20/09 | Pittsburgh Pirates designated RHP Jeff Karstens for assignment. |
| 11/20/09 | Pittsburgh Pirates selected the contract of Gorkys Hernandez from Altoona Curve. |
| 11/20/09 | Pittsburgh Pirates selected the contract of Bryan Morris from Lynchburg Hillcats. |
| 11/20/09 | Pittsburgh Pirates claimed Chris Jakubauskas off waivers from Seattle Mariners. |
| 11/20/09 | Pittsburgh Pirates selected the contract of Brad Lincoln from Indianapolis Indians. |
| 11/17/09 | Pittsburgh Pirates activated RHP Evan Meek from the 60-day disabled list. |
| 11/17/09 | Pittsburgh Pirates activated RHP Jose Ascanio from the 60-day disabled list. |
| 11/06/09 | Pittsburgh Pirates sent RHP Eric Hacker outright to Indianapolis Indians. |
| 11/06/09 | Pittsburgh Pirates sent RHP Virgil Vasquez outright to Indianapolis Indians. |
| 11/06/09 | Pittsburgh Pirates sent C Steven Lerud outright to Altoona Curve. |
| 11/03/09 | Tampa Bay Rays traded 2B Akinori Iwamura to Pittsburgh Pirates. |
| 11/03/09 | Pittsburgh Pirates traded RHP Jesse Chavez to Tampa Bay Rays. |