January 05, 2019

Breyvic Valera traded from Orioles  to Giants 

January 14, 2019

Giants  sign Derek Holland as a free agent

January 23, 2019

Giants  sign Drew Pomeranz as a free agent

January 24, 2019

Giants  sign Henry Ramos

Giants  sign Donovan Solano

February 01, 2019

Giants  designate Derek Law for assignment

February 05, 2019

Giants  designate John Andreoli for assignment

February 12, 2019

Giants  designate Josh Osich for assignment

Giants  sign Rene Rivera

Giants  sign Stephen Vogt

February 13, 2019

Giants  place Johnny Cueto on the injured list

Trevor Gott traded from Nationals  to Giants 

Giants  sign Jandel Gustave

February 14, 2019

Giants  sign Gerardo Parra

February 18, 2019

Giants  sign Cameron Maybin

March 01, 2019

Giants  sign Nick Vincent

March 20, 2019

Giants  sign Matthew Joyce

March 21, 2019

Connor Joe traded from Reds  to Giants 

March 23, 2019

Giants  designate Steven Okert for assignment

John Andreoli traded from Giants  to Twins 

Mike Yastrzemski traded from Orioles  to Giants 

Giants  release Rene Rivera

Giants  release Cameron Maybin

March 24, 2019

Matthew Joyce traded from Giants  to Braves 

March 26, 2019

Chris Stratton traded from Giants  to Angels 

March 28, 2019

Giants  designate Tom Murphy for assignment

March 29, 2019

Tom Murphy traded from Giants  to Mariners 

April 02, 2019

April 07, 2019

Giants  designate Connor Joe for assignment

April 29, 2019

Giants  place Derek Holland on the injured list

May 03, 2019

Giants  designate Gerardo Parra for assignment

May 05, 2019

Giants  designate Breyvic Valera for assignment

May 09, 2019

Giants  place Drew Pomeranz on the injured list

Giants  place Buster Posey on the injured list

May 21, 2019

Giants  place Travis Bergen on the injured list

May 25, 2019

Giants  place Trevor Gott on the injured list

May 29, 2019

Giants  place Nick Vincent on the injured list

May 30, 2019

Giants  sign Adam Oller

June 05, 2019

Giants  place Buster Posey on the injured list

June 10, 2019

Alex Dickerson traded from Padres  to Giants 

June 14, 2019

Giants  sign Cole Waites

June 21, 2019

Giants  place Steven Duggar on the injured list

June 30, 2019

Giants  sign Caleb Kilian

July 15, 2019

Giants  place Evan Longoria on the injured list

July 21, 2019

Giants  designate Derek Holland for assignment

July 26, 2019

Derek Holland traded from Giants  to Cubs 

July 27, 2019

Giants  designate Ty Blach for assignment

July 29, 2019

Giants  designate Nick Vincent for assignment

July 31, 2019

Jaylin Davis traded from Twins  to Giants 

August 01, 2019

Giants  place Alex Dickerson on the injured list

Giants  designate Dan Winkler for assignment

August 02, 2019

Giants  release Nick Vincent

August 06, 2019

Giants  designate Joe Panik for assignment

August 07, 2019

Giants  release Joe Panik

August 08, 2019

Giants  place Steven Duggar on the injured list

Giants  place Shaun Anderson on the injured list

August 14, 2019

Giants  place Pablo Sandoval on the injured list

August 15, 2019

Giants  designate Kyle Barraclough for assignment

August 18, 2019

Giants  designate Travis Bergen for assignment

August 27, 2019

Giants  place Trevor Gott on the injured list

September 03, 2019

Giants  place Pablo Sandoval on the injured list

September 04, 2019

Giants  place Reyes Moronta on the injured list

September 15, 2019

Giants  place Tony Watson on the injured list

October 30, 2019

Giants  designate Kyle Barraclough for assignment

October 31, 2019

Pablo Sandoval became a free agent

Will Smith became a free agent

Madison Bumgarner became a free agent

Stephen Vogt became a free agent

November 02, 2019

Fernando Abad became a free agent

December 02, 2019

Kevin Pillar became a free agent

Tyler Anderson became a free agent

Rico Garcia became a free agent

December 03, 2019

Giants  sign Tyler Anderson as a free agent

December 10, 2019

Giants  sign Kevin Gausman as a free agent