Pirates Roster & Staff
Transactions
| Date | Transaction |
| 05/31/19 | RHP Yefry Ramirez assigned to Indianapolis Indians from Pittsburgh Pirates. |
| 05/29/19 | Pittsburgh Pirates sent 2B Jake Elmore outright to Indianapolis Indians. |
| 05/28/19 | Pittsburgh Pirates optioned RHP Mitch Keller to Indianapolis Indians. |
| 05/27/19 | Pittsburgh Pirates recalled RHP Richard Rodriguez from Indianapolis Indians. |
| 05/27/19 | Pittsburgh Pirates recalled Mitch Keller from Indianapolis Indians. |
| 05/27/19 | Baltimore Orioles traded RHP Yefry Ramirez to Pittsburgh Pirates for Player To Be Named Later. |
| 05/27/19 | Pittsburgh Pirates sent 3B Jung Ho Kang on a rehab assignment to Indianapolis Indians. |
| 05/27/19 | Pittsburgh Pirates optioned RHP Montana DuRapau to Indianapolis Indians. |
| 05/27/19 | Pittsburgh Pirates optioned RHP Dovydas Neverauskas to Indianapolis Indians. |
| 05/27/19 | Pittsburgh Pirates transferred LF Corey Dickerson from the 10-day injured list to the 60-day injured list. Posterior right shoulder strain. |
| 05/27/19 | Pittsburgh Pirates designated RHP Jesus Liranzo for assignment. |
| 05/27/19 | Pittsburgh Pirates selected the contract of Alex McRae from Indianapolis Indians. |
| 05/26/19 | Pittsburgh Pirates designated 2B Jake Elmore for assignment. |
| 05/26/19 | Pittsburgh Pirates placed C Francisco Cervelli on the 7-day injured list. Concussion |
| 05/26/19 | Pittsburgh Pirates selected the contract of C Jacob Stallings from Indianapolis Indians. |
| 05/26/19 | Pittsburgh Pirates recalled 3B Jose Osuna from Indianapolis Indians. |
| 05/25/19 | Pittsburgh Pirates placed RHP Chris Stratton on the 10-day injured list. Right side discomfort. |
| 05/25/19 | Pittsburgh Pirates selected the contract of RHP Rookie Davis from Indianapolis Indians. |
| 05/25/19 | Pittsburgh Pirates recalled Dovydas Neverauskas from Indianapolis Indians. |
| 05/25/19 | Pittsburgh Pirates optioned RHP Michael Feliz to Indianapolis Indians. |
| 05/25/19 | Pittsburgh Pirates sent RHP Keone Kela on a rehab assignment to Indianapolis Indians. |
| 05/25/19 | Pittsburgh Pirates transferred OF Lonnie Chisenhall from the 10-day injured list to the 60-day injured list. Right index finger fracture. |
| 05/24/19 | Pittsburgh Pirates sent LF Corey Dickerson on a rehab assignment to Indianapolis Indians. |
| 05/22/19 | Pittsburgh Pirates signed free agent RHP Axel Rosario to a minor league contract. |
| 05/17/19 | Pittsburgh Pirates selected the contract of Geoff Hartlieb from Indianapolis Indians. |
| 05/17/19 | Pittsburgh Pirates placed RHP Trevor Williams on the 10-day injured list. Right side strain. |
| 05/17/19 | Pittsburgh Pirates sent C Jacob Stallings outright to Indianapolis Indians. |
| 05/17/19 | Pittsburgh Pirates recalled RHP Clay Holmes from Indianapolis Indians. |
| 05/17/19 | Pittsburgh Pirates optioned RHP Richard Rodriguez to Indianapolis Indians. |
| 05/15/19 | Pittsburgh Pirates optioned RHP Clay Holmes to Indianapolis Indians. |
| 05/15/19 | Pittsburgh Pirates activated RHP Chris Archer from the 10-day injured list. |
| 05/14/19 | Pittsburgh Pirates sent OF Lonnie Chisenhall on a rehab assignment to Indianapolis Indians. |
| 05/13/19 | Pittsburgh Pirates placed 3B Jung Ho Kang on the 10-day injured list. Left side strain. |
| 05/13/19 | Pittsburgh Pirates transferred RHP Jameson Taillon from the 10-day injured list to the 60-day injured list. right elbow flexor tendon strain. |
| 05/13/19 | Pittsburgh Pirates selected the contract of 2B Jake Elmore from Indianapolis Indians. |
| 05/12/19 | Pittsburgh Pirates sent LHP Tyler Lyons outright to Indianapolis Indians. |
| 05/12/19 | Pittsburgh Pirates activated RHP Chris Stratton. |
| 05/12/19 | Pittsburgh Pirates optioned RHP Dovydas Neverauskas to Indianapolis Indians. |
| 05/11/19 | Los Angeles Angels traded RHP Chris Stratton to Pittsburgh Pirates for cash. |
| 05/11/19 | Pittsburgh Pirates transferred RHP Nick Burdi from the 10-day injured list to the 60-day injured list. Right bicep/elbow pain. |
| 05/10/19 | Pittsburgh Pirates traded OF Patrick Kivlehan to Toronto Blue Jays for cash. |
| 05/09/19 | Pittsburgh Pirates recalled Clay Holmes from Indianapolis Indians. |
| 05/09/19 | Pittsburgh Pirates selected the contract of Montana DuRapau from Indianapolis Indians. |
| 05/09/19 | Pittsburgh Pirates designated LHP Tyler Lyons for assignment. |
| 05/08/19 | Pittsburgh Pirates sent LF JB Shuck outright to Indianapolis Indians. |
| 05/08/19 | Pittsburgh Pirates placed RHP Keone Kela on the 10-day injured list retroactive to May 6, 2019. Right elbow inflammation. |
| 05/06/19 | Pittsburgh Pirates signed free agent LHP Sean Brady to a minor league contract. |
| 05/04/19 | Pittsburgh Pirates optioned LF Pablo Reyes to Indianapolis Indians. |
| 05/04/19 | Pittsburgh Pirates selected the contract of LHP Tyler Lyons from Indianapolis Indians. |
| 05/04/19 | Pittsburgh Pirates placed RHP Jameson Taillon on the 10-day injured list. right elbow flexor tendon strain. |
| 05/04/19 | Pittsburgh Pirates designated LF JB Shuck for assignment. |
| 05/04/19 | Pittsburgh Pirates activated SS Kevin Newman from the 10-day injured list. |
| 05/04/19 | Pittsburgh Pirates recalled Dovydas Neverauskas from Indianapolis Indians. |
| 05/03/19 | Pittsburgh Pirates optioned 3B Jose Osuna to Indianapolis Indians. |