Pirates Roster & Staff
Transactions
| Date | Transaction |
| 07/31/11 | Baltimore Orioles Traded 1B Derrek Lee to Pittsburgh Pirates and Bradenton Marauders Traded 1B Aaron Baker to Frederick Keys. |
| 07/31/11 | Pittsburgh Pirates designated RHP Michael Crotta for assignment. |
| 07/31/11 | San Diego Padres traded LF Ryan Ludwick to Pittsburgh Pirates. |
| 07/31/11 | Pittsburgh Pirates transferred C Ryan Doumit from the 15-day disabled list to the 60-day disabled list. |
| 07/30/11 | Patrick Reyes assigned to DSL Pirates from Pittsburgh Pirates. |
| 07/29/11 | Pittsburgh Pirates signed C Patrick Reyes. |
| 07/29/11 | Pittsburgh Pirates recalled Pedro Ciriaco from Indianapolis Indians. |
| 07/29/11 | Chris Leroux roster status changed by Pittsburgh Pirates. |
| 07/28/11 | Pittsburgh Pirates placed RHP Chris Leroux on the 15-day disabled list. Strained left calf. |
| 07/27/11 | Pittsburgh Pirates placed SS Chase d'Arnaud on the 15-day disabled list. Fractured little finger on right hand. |
| 07/27/11 | Pittsburgh Pirates recalled RHP Chris Leroux from Indianapolis Indians. |
| 07/25/11 | Pittsburgh Pirates placed CF Alex Presley on the 15-day disabled list retroactive to July 23, 2011. left hand contusion |
| 07/25/11 | Pittsburgh Pirates recalled Pedro Alvarez from Indianapolis Indians. |
| 07/22/11 | C Tomas Morales assigned to VSL Pirates from Pittsburgh Pirates. |
| 07/22/11 | Pittsburgh Pirates activated SS Ronny Cedeno from the 15-day disabled list. |
| 07/22/11 | Pittsburgh Pirates optioned Chris Leroux to Indianapolis Indians. |
| 07/22/11 | Pittsburgh Pirates activated 1B Steve Pearce from the 15-day disabled list. |
| 07/21/11 | Pittsburgh Pirates transferred RHP Evan Meek from the 15-day disabled list to the 60-day disabled list. |
| 07/21/11 | Pittsburgh Pirates optioned Josh Harrison to Indianapolis Indians. |
| 07/21/11 | Pittsburgh Pirates optioned Pedro Ciriaco to Indianapolis Indians. |
| 07/21/11 | Pittsburgh Pirates signed free agent RHP Jason Grilli. |
| 07/21/11 | Pittsburgh Pirates signed free agent C Tomas Morales to a minor league contract. |
| 07/16/11 | Pittsburgh Pirates placed SS Ronny Cedeno on the 15-day disabled list. |
| 07/15/11 | Pittsburgh Pirates activated LHP Joe Beimel from the 15-day disabled list. |
| 07/15/11 | Alex Dickerson assigned to State College Spikes from Pittsburgh Pirates. |
| 07/15/11 | Pittsburgh Pirates signed free agent 3B Yunesky Sanchez to a minor league contract. |
| 07/14/11 | Pittsburgh Pirates optioned Daniel Moskos to Indianapolis Indians. |
| 07/14/11 | Pittsburgh Pirates signed OF Alex Dickerson. |
| 07/13/11 | Pittsburgh Pirates signed RHP Colten Brewer. |
| 07/13/11 | C Deybi Garcia assigned to DSL Pirates from Pittsburgh Pirates. |
| 07/12/11 | RHP Axel Diaz assigned to DSL Pirates from Pittsburgh Pirates. |
| 07/12/11 | Pittsburgh Pirates signed C Deybi Garcia. |
| 07/12/11 | Pittsburgh Pirates signed RHP Jason Creasy. |
| 07/12/11 | 1B Carlos Munoz assigned to VSL Pirates from Pittsburgh Pirates. |
| 07/11/11 | Pittsburgh Pirates signed RHP Axel Diaz. |
| 07/09/11 | Pittsburgh Pirates optioned Pedro Alvarez to Indianapolis Indians. |
| 07/08/11 | Yomifer Polanco assigned to DSL Pirates from Pittsburgh Pirates. |
| 07/07/11 | Yunelky Adames assigned to DSL Pirates from Pittsburgh Pirates. |
| 07/06/11 | Pittsburgh Pirates signed 1B Yunelky Adames. |
| 07/06/11 | Pittsburgh Pirates signed OF Yomifer Polanco. |
| 07/04/11 | OF Billy Nowlin assigned to State College Spikes from Pittsburgh Pirates. |
| 07/03/11 | Pittsburgh Pirates recalled Chris Leroux from Indianapolis Indians. |
| 07/03/11 | Pittsburgh Pirates optioned Brad Lincoln to Indianapolis Indians. |
| 07/03/11 | Pittsburgh Pirates signed free agent OF Billy Nowlin to a minor league contract. |
| 07/02/11 | Pittsburgh Pirates optioned RHP Tim Wood to Indianapolis Indians. |
| 07/02/11 | Pittsburgh Pirates recalled Brad Lincoln from Altoona Curve. |
| 07/02/11 | Pittsburgh Pirates recalled Pedro Ciriaco from Indianapolis Indians. |
| 07/02/11 | Pittsburgh Pirates placed SS Ronny Cedeno on the 7-day disabled list. Concussion. |
| 07/02/11 | Pittsburgh Pirates signed OF Harold Ramirez. |
| 07/02/11 | Pittsburgh Pirates signed free agent OF Elvis Escobar to a minor league contract. |
| 07/01/11 | Pittsburgh Pirates signed free agent LHP Cesilio Pimentel to a minor league contract. |