Pirates Roster & Staff
Transactions
| Date | Transaction |
| 06/30/15 | Pittsburgh Pirates signed LHP Daniel Zamora. |
| 06/30/15 | Pittsburgh Pirates sent RF Jose Tabata outright to Indianapolis Indians. |
| 06/30/15 | Pittsburgh Pirates sent 1B Corey Hart on a rehab assignment to Indianapolis Indians. |
| 06/28/15 | Pittsburgh Pirates selected the contract of CF Gorkys Hernandez from Indianapolis Indians. |
| 06/28/15 | Pittsburgh Pirates designated RF Jose Tabata for assignment. |
| 06/28/15 | Pittsburgh Pirates recalled Steve Lombardozzi from Indianapolis Indians. |
| 06/28/15 | Pittsburgh Pirates designated RHP Chris Volstad for assignment. |
| 06/26/15 | Pittsburgh Pirates transferred RF Andrew Lambo from the 15-day disabled list to the 60-day disabled list. Plantar fasciitis in his left foot |
| 06/26/15 | Pittsburgh Pirates selected the contract of RHP Deolis Guerra from Indianapolis Indians. |
| 06/26/15 | Pittsburgh Pirates placed RHP Rob Scahill on the 15-day disabled list. right forearm tightness |
| 06/24/15 | Pittsburgh Pirates placed 1B Corey Hart on the 15-day disabled list retroactive to June 22, 2015. Left shoulder impingement. |
| 06/24/15 | Pittsburgh Pirates selected the contract of RHP Chris Volstad from Indianapolis Indians. |
| 06/22/15 | Pittsburgh Pirates signed C Garrett Russini. |
| 06/21/15 | Pittsburgh Pirates signed RHP Shane Kemp. |
| 06/19/15 | Pittsburgh Pirates signed LHP Sean Keselica. |
| 06/19/15 | Pittsburgh Pirates signed RHP Stephan Meyer. |
| 06/18/15 | Pittsburgh Pirates signed 2B Mitchell Tolman. |
| 06/18/15 | Pittsburgh Pirates signed OF Ty Moore. |
| 06/18/15 | Pittsburgh Pirates signed RHP Nick Hibbing. |
| 06/18/15 | Pittsburgh Pirates signed 1B Jordan George. |
| 06/18/15 | Pittsburgh Pirates signed RHP Scooter Hightower. |
| 06/18/15 | Pittsburgh Pirates signed SS Logan Ratledge. |
| 06/18/15 | Pittsburgh Pirates signed OF Logan Hill. |
| 06/18/15 | Pittsburgh Pirates signed C Christian Kelley. |
| 06/18/15 | Pittsburgh Pirates signed RHP Logan Sendelbach. |
| 06/18/15 | Pittsburgh Pirates signed C John Bormann. |
| 06/18/15 | Pittsburgh Pirates signed RHP Nathan Trevillian. |
| 06/18/15 | Pittsburgh Pirates signed RHP Chris Plitt. |
| 06/18/15 | Pittsburgh Pirates signed RHP Jacob Taylor. |
| 06/18/15 | Pittsburgh Pirates signed 3B Casey Hughston. |
| 06/18/15 | Pittsburgh Pirates signed 1B Albert Baur. |
| 06/17/15 | Pittsburgh Pirates signed 3B Kevin Kramer. |
| 06/17/15 | Pittsburgh Pirates signed RHP Mike Wallace. |
| 06/17/15 | Pittsburgh Pirates signed RHP Nicholas Economos. |
| 06/17/15 | Pittsburgh Pirates signed RHP Tanner Anderson. |
| 06/16/15 | Pittsburgh Pirates signed 3B Ke'Bryan Hayes. |
| 06/15/15 | Pittsburgh Pirates signed SS Kevin Newman. |
| 06/12/15 | Pittsburgh Pirates signed RHP Bret Helton. |
| 06/12/15 | Pittsburgh Pirates signed RHP Jonathan Brubaker. |
| 06/12/15 | Pittsburgh Pirates signed RHP Seth McGarry. |
| 06/08/15 | Pittsburgh Pirates sent SS Justin Sellers on a rehab assignment to Bradenton Marauders. |
| 06/08/15 | Pittsburgh Pirates signed free agent LHP Randy Jimenez to a minor league contract. |
| 06/07/15 | Pittsburgh Pirates sent SS Justin Sellers on a rehab assignment to Indianapolis Indians. |
| 06/07/15 | Pittsburgh Pirates sent SS Justin Sellers on a rehab assignment to Indianapolis Indians. |
| 06/05/15 | Pittsburgh Pirates sent SS Justin Sellers on a rehab assignment to Bradenton Marauders. |
| 06/04/15 | Pittsburgh Pirates signed free agent RHP WIlmer Contreras to a minor league contract. |
| 06/03/15 | Pittsburgh Pirates sent RHP Radhames Liz outright to Indianapolis Indians. |