Pirates Roster & Staff
Transactions
| Date | Transaction |
| 08/31/09 | Pittsburgh Pirates designated RHP Jon Meloan for assignment. |
| 08/31/09 | Zack Dodson assigned to GCL Pirates from Pittsburgh Pirates. |
| 08/31/09 | Pittsburgh Pirates optioned Brian Bixler to Indianapolis Indians. |
| 08/31/09 | Pittsburgh Pirates selected the contract of Daniel McCutchen from Indianapolis Indians. |
| 08/26/09 | Pittsburgh Pirates placed RHP Jeff Karstens on the 15-day disabled list retroactive to August 25, 2009. Strained lower back. |
| 08/22/09 | C Joey Schoenfeld assigned to GCL Pirates from Pittsburgh Pirates. |
| 08/21/09 | Pittsburgh Pirates transferred RHP Evan Meek from the 15-day disabled list to the 60-day disabled list. |
| 08/21/09 | Pittsburgh Pirates activated LHP Phil Dumatrait from the 60-day disabled list. |
| 08/21/09 | Dylan Child assigned to Pirates Extended Spring Training from Pittsburgh Pirates. |
| 08/21/09 | Pittsburgh Pirates placed RHP Jeff Karstens on the bereavement list. |
| 08/20/09 | Pittsburgh Pirates sent OF Jeff Salazar outright to Indianapolis Indians. |
| 08/15/09 | Pittsburgh Pirates designated LF Jeff Salazar for assignment. |
| 08/15/09 | Pittsburgh Pirates placed RHP Jose Ascanio on the 15-day disabled list retroactive to August 12, 2009. Right shoulder tendinitis. |
| 08/15/09 | Pittsburgh Pirates selected the contract of Denny Bautista from Indianapolis Indians. |
| 08/15/09 | Pittsburgh Pirates recalled Brian Bixler from Indianapolis Indians. |
| 08/14/09 | Pittsburgh Pirates signed C Joey Schoenfeld. |
| 08/14/09 | Pittsburgh Pirates signed RHP Jeff Inman. |
| 08/12/09 | Pittsburgh Pirates placed RHP Evan Meek on the 15-day disabled list. Strained Left Oblique |
| 08/12/09 | Tyler Yates roster status changed by Pittsburgh Pirates. |
| 08/12/09 | Pittsburgh Pirates recalled Steven Jackson from Indianapolis Indians. |
| 08/12/09 | Pittsburgh Pirates optioned RHP Jon Meloan to Indianapolis Indians. |
| 08/12/09 | Pittsburgh Pirates claimed RHP Jon Meloan off waivers from Tampa Bay Rays. |
| 08/09/09 | Pittsburgh Pirates signed RHP Zack Von Rosenberg. |
| 08/07/09 | Pittsburgh Pirates selected the contract of Chris Bootcheck from Indianapolis Indians. |
| 08/07/09 | Pittsburgh Pirates placed LHP Donnie Veal on the 15-day disabled list retroactive to August 4, 2009. Sprained left index finger. |
| 08/07/09 | Pittsburgh Pirates recalled Jose Ascanio from Indianapolis Indians. |
| 08/07/09 | Pittsburgh Pirates signed LHP Colton Cain. |
| 08/07/09 | Pittsburgh Pirates signed LHP Zack Dodson. |
| 08/07/09 | Pittsburgh Pirates optioned Steven Jackson to Indianapolis Indians. |
| 08/02/09 | Pittsburgh Pirates recalled Steven Jackson from Indianapolis Indians. |
| 08/02/09 | Nate Baker assigned to State College Spikes from Pittsburgh Pirates. |
| 08/02/09 | Pittsburgh Pirates optioned Virgil Vasquez to Indianapolis Indians. |
| 08/01/09 | Chih-Wei Hsu assigned to Pirates Extended Spring Training from Pittsburgh Pirates. |
| 08/01/09 | Ping-Hung Chi assigned to Pirates Extended Spring Training from Pittsburgh Pirates. |
| 08/01/09 | Sheng-Cin Hong assigned to Pirates Extended Spring Training from Pittsburgh Pirates. |