March 01, 2019

Pirates  place Chad Kuhl on the injured list

March 28, 2019

Pirates  place Jordan Lyles on the injured list

Pirates  place Elias Diaz on the injured list

Pirates  place Edgar Santana on the injured list

Pirates  place Gregory Polanco on the injured list

Pirates  designate Aaron Slegers for assignment

March 30, 2019

Aaron Slegers traded from Pirates  to Rays 

April 04, 2019

Pirates  place Corey Dickerson on the injured list

April 05, 2019

Pirates  place Kyle Crick on the injured list

April 11, 2019

Pirates  place Kevin Newman on the injured list

April 20, 2019

Pirates  place Erik Gonzalez on the injured list

Pirates  place Starling Marte on the injured list

April 21, 2019

Pirates  place Jacob Stallings on the injured list

April 27, 2019

Pirates  place Chris Archer on the injured list

May 04, 2019

Pirates  place Jameson Taillon on the injured list

May 08, 2019

Pirates  place Keone Kela on the injured list

May 10, 2019

Patrick Kivlehan traded from Pirates  to Blue Jays 

May 11, 2019

Chris Stratton traded from Angels  to Pirates 

May 17, 2019

Pirates  place Trevor Williams on the injured list

May 25, 2019

Pirates  place Chris Stratton on the injured list

May 27, 2019

Yefry Ramirez traded from Orioles  to Pirates 

June 10, 2019

Pirates  place Jordan Lyles on the injured list

June 15, 2019

Pirates  place Keone Kela on the injured list

June 22, 2019

Pirates  place Gregory Polanco on the injured list

July 06, 2019

Pirates  place Steven Brault on the injured list

July 24, 2019

Pirates  place Clay Holmes on the injured list

July 29, 2019

July 31, 2019

Corey Dickerson traded from Pirates  to Phillies 

August 12, 2019

Pirates  place Richard Rodriguez on the injured list

August 21, 2019

Pirates  place Chris Archer on the injured list

Pirates  place Clay Holmes on the injured list

August 29, 2019

Pirates  place Yefry Ramirez on the injured list

Pirates  place Chris Stratton on the injured list

September 08, 2019

Pirates  place Jason Martin on the injured list

September 13, 2019

Pirates  place Kyle Crick on the injured list

October 31, 2019

Parker Markel traded from Pirates  to Angels 

December 02, 2019

Elias Diaz became a free agent

December 16, 2019

Pirates  sign Luke Maile as a free agent

December 17, 2019

Pirates  sign Phillip Evans

Pirates  sign Miguel Del Pozo