Pirates Roster & Staff
Transactions
| Date | Transaction |
| 06/29/19 | Pittsburgh Pirates optioned RHP Geoff Hartlieb to Indianapolis Indians. |
| 06/29/19 | Pittsburgh Pirates signed free agent 3B Gift Ngoepe to a minor league contract. |
| 06/29/19 | Pittsburgh Pirates activated RHP Jordan Lyles from the 10-day injured list. |
| 06/28/19 | Pittsburgh Pirates sent SS Erik Gonzalez on a rehab assignment to Indianapolis Indians. |
| 06/27/19 | Pittsburgh Pirates recalled Dovydas Neverauskas from Indianapolis Indians. |
| 06/27/19 | Pittsburgh Pirates traded 3B Patrick Dorrian to Baltimore Orioles. |
| 06/27/19 | Pittsburgh Pirates optioned RHP Dario Agrazal to Indianapolis Indians. |
| 06/26/19 | Pittsburgh Pirates recalled Dario Agrazal from Indianapolis Indians. |
| 06/26/19 | Pittsburgh Pirates optioned CF Jason Martin to Indianapolis Indians. |
| 06/23/19 | Pittsburgh Pirates sent RHP Jordan Lyles on a rehab assignment to Indianapolis Indians. |
| 06/23/19 | Pittsburgh Pirates signed free agent RHP Jarlin Yes to a minor league contract. |
| 06/22/19 | Pittsburgh Pirates placed RF Gregory Polanco on the 10-day injured list retroactive to June 19, 2019. Posterior left shoulder inflammation. |
| 06/22/19 | Pittsburgh Pirates recalled Jason Martin from Indianapolis Indians. |
| 06/19/19 | Pittsburgh Pirates optioned RHP Mitch Keller to Indianapolis Indians. |
| 06/19/19 | Pittsburgh Pirates signed OF Jase Bowen. |
| 06/19/19 | Pittsburgh Pirates signed RHP Ryan Harbin. |
| 06/19/19 | Pittsburgh Pirates activated RHP Trevor Williams from the 10-day injured list. |
| 06/18/19 | Pittsburgh Pirates activated RHP Chris Stratton from the 10-day injured list. |
| 06/18/19 | Pittsburgh Pirates signed free agent C Kaleb Foster to a minor league contract. |
| 06/18/19 | Pittsburgh Pirates signed free agent RHP Matt Eardensohn to a minor league contract. |
| 06/18/19 | Pittsburgh Pirates optioned RHP Yefry Ramirez to Indianapolis Indians. |
| 06/17/19 | Pittsburgh Pirates signed RHP Alex Roth. |
| 06/17/19 | Pittsburgh Pirates signed OF Will Matthiesen. |
| 06/17/19 | Pittsburgh Pirates signed RHP CJ Dandeneau. |
| 06/17/19 | Pittsburgh Pirates signed C Dylan Shockley. |
| 06/16/19 | Pittsburgh Pirates recalled RHP Yefry Ramirez from Indianapolis Indians. |
| 06/16/19 | Pittsburgh Pirates sent RHP Rookie Davis on a rehab assignment to Indianapolis Indians. |
| 06/16/19 | Pittsburgh Pirates optioned RHP Dario Agrazal to Indianapolis Indians. |
| 06/15/19 | Pittsburgh Pirates selected the contract of Dario Agrazal from Indianapolis Indians. |
| 06/15/19 | Pittsburgh Pirates signed free agent 2B Darnell Sweeney to a minor league contract. |
| 06/15/19 | Pittsburgh Pirates optioned RHP Dovydas Neverauskas to Indianapolis Indians. |
| 06/15/19 | Pittsburgh Pirates placed RHP Keone Kela on the 60-day injured list retroactive to May 6, 2019. Right elbow inflammation. |
| 06/14/19 | Pittsburgh Pirates signed CF Sammy Siani. |
| 06/14/19 | Pittsburgh Pirates signed 3B Ernny Ordonez. |
| 06/13/19 | Pittsburgh Pirates signed RHP Daniel Ross. |
| 06/13/19 | Pittsburgh Pirates signed 2B Josh Bissonette. |
| 06/13/19 | Pittsburgh Pirates signed RHP Bear Bellomy. |
| 06/13/19 | Pittsburgh Pirates signed SS Andres Alvarez. |
| 06/13/19 | Pittsburgh Pirates sent RHP Trevor Williams on a rehab assignment to Indianapolis Indians. |
| 06/13/19 | Pittsburgh Pirates signed C Ethan Goforth. |
| 06/13/19 | Pittsburgh Pirates signed RHP Ryan Troutman. |
| 06/13/19 | Pittsburgh Pirates signed RHP Samson Abernathy. |
| 06/13/19 | Pittsburgh Pirates traded RHP Nick Kingham to Toronto Blue Jays for cash. |
| 06/13/19 | Pittsburgh Pirates signed RHP Jake Sweeney. |
| 06/12/19 | Pittsburgh Pirates signed C Kyle Wilkie. |
| 06/12/19 | Pittsburgh Pirates signed OF Chase Murray. |
| 06/12/19 | Pittsburgh Pirates signed SS Aaron Shackelford. |
| 06/12/19 | Pittsburgh Pirates signed LHP Trey McGough. |
| 06/12/19 | Pittsburgh Pirates optioned RHP Montana DuRapau to Indianapolis Indians. |
| 06/12/19 | Pittsburgh Pirates signed 2B Cory Wood. |
| 06/12/19 | Pittsburgh Pirates recalled Mitch Keller from Indianapolis Indians. |
| 06/12/19 | Pittsburgh Pirates signed RHP Grant Ford. |
| 06/12/19 | Pittsburgh Pirates signed C Eli Wilson. |
| 06/12/19 | Pittsburgh Pirates signed RHP Garrett Leonard. |
| 06/11/19 | Pittsburgh Pirates signed OF Blake Sabol. |
| 06/11/19 | Pittsburgh Pirates signed OF Matt Gorski. |
| 06/11/19 | Pittsburgh Pirates signed IF Jared Triolo. |
| 06/11/19 | Pittsburgh Pirates recalled Dovydas Neverauskas from Indianapolis Indians. |
| 06/11/19 | Pittsburgh Pirates sent RHP Chris Stratton on a rehab assignment to Indianapolis Indians. |
| 06/11/19 | Pittsburgh Pirates optioned RHP Alex McRae to Indianapolis Indians. |
| 06/11/19 | Pittsburgh Pirates signed RHP Austin Roberts. |
| 06/11/19 | Pittsburgh Pirates signed OF Matt Fraizer. |
| 06/11/19 | Pittsburgh Pirates signed RHP Cameron Junker. |
| 06/10/19 | Pittsburgh Pirates recalled Montana DuRapau from Indianapolis Indians. |
| 06/10/19 | Pittsburgh Pirates signed RHP Quinn Priester. |
| 06/10/19 | Pittsburgh Pirates placed RHP Jordan Lyles on the 10-day injured list retroactive to June 9, 2019. Left hamstring tightness. |
| 06/08/19 | Pittsburgh Pirates optioned SS Cole Tucker to Indianapolis Indians. |
| 06/08/19 | Pittsburgh Pirates activated 3B Jung Ho Kang from the 10-day injured list. |
| 06/08/19 | Pittsburgh Pirates placed RHP Rookie Davis on the 10-day injured list. Right middle finger blister. |
| 06/08/19 | Corey Dickerson roster status changed by Pittsburgh Pirates. |
| 06/08/19 | Pittsburgh Pirates designated RHP Nick Kingham for assignment. |
| 06/08/19 | Pittsburgh Pirates recalled RHP Michael Feliz from Indianapolis Indians. |
| 06/05/19 | Pittsburgh Pirates sent RHP Jesus Liranzo outright to Indianapolis Indians. |
| 06/04/19 | Pittsburgh Pirates placed C Francisco Cervelli on the 10-day injured list. Concussion |