Giants Roster & Staff
Transactions
| Date | Transaction |
| 08/31/20 | Tampa Bay Rays traded LHP Anthony Banda to San Francisco Giants for cash. |
| 08/31/20 | San Francisco Giants placed OF Joey Rickard on the 60-day injured list. Left elbow inflammation. |
| 08/31/20 | Detroit Tigers claimed RHP Dereck Rodriguez off waivers from San Francisco Giants. |
| 08/28/20 | San Francisco Giants signed free agent RHP Junior Flores to a minor league contract. |
| 08/28/20 | San Francisco Giants optioned CF Luis Alexander Basabe to Giants Alternate Training Site. |
| 08/27/20 | San Francisco Giants sent LF Joe McCarthy outright to Sacramento River Cats. |
| 08/27/20 | San Francisco Giants recalled Luis Alexander Basabe from Giants Alternate Training Site. |
| 08/26/20 | San Francisco Giants designated RHP Dereck Rodriguez for assignment. |
| 08/26/20 | San Francisco Giants selected the contract of OF Joey Rickard from Giants Alternate Training Site. |
| 08/26/20 | San Francisco Giants traded C Rob Brantly to New York Yankees for cash. |
| 08/26/20 | San Francisco Giants optioned RHP Shaun Anderson to Giants Alternate Training Site. |
| 08/25/20 | San Francisco Giants signed free agent RHP German Malave to a minor league contract. |
| 08/24/20 | San Francisco Giants released RF Hunter Pence. |
| 08/23/20 | San Francisco Giants activated RHP Sam Coonrod from the 10-day injured list. |
| 08/23/20 | Tampa Bay Rays traded 3B Daniel Robertson to San Francisco Giants for cash. |
| 08/23/20 | San Francisco Giants designated RF Hunter Pence for assignment. |
| 08/22/20 | San Francisco Giants placed LF Austin Slater on the 10-day injured list. Left groin strain. |
| 08/22/20 | San Francisco Giants recalled Steven Duggar from Giants Alternate Training Site. |
| 08/21/20 | San Francisco Giants released 2B Yolmer Sanchez. |
| 08/20/20 | San Francisco Giants optioned C Tyler Heineman to Giants Alternate Training Site. |
| 08/20/20 | San Francisco Giants selected the contract of C Joey Bart from Giants Alternate Training Site. |
| 08/20/20 | San Francisco Giants designated LF Joe McCarthy for assignment. |
| 08/19/20 | Boston Red Sox claimed RHP Andrew Triggs off waivers from San Francisco Giants. |
| 08/19/20 | San Francisco Giants recalled Andrew Suarez from Giants Alternate Training Site. |
| 08/19/20 | San Francisco Giants optioned RF Steven Duggar to Giants Alternate Training Site. |
| 08/17/20 | San Francisco Giants optioned RHP Dereck Rodriguez to Giants Alternate Training Site. |
| 08/17/20 | San Francisco Giants recalled Steven Duggar from Giants Alternate Training Site. |
| 08/16/20 | San Francisco Giants sent SS Abiatal Avelino outright to Giants Alternate Training Site. |
| 08/14/20 | San Francisco Giants invited non-roster RHP Jake Jewell to spring training. |
| 08/12/20 | San Francisco Giants optioned LHP Conner Menez to Giants Alternate Training Site. |
| 08/12/20 | San Francisco Giants recalled Dereck Rodriguez from Giants Alternate Training Site. |
| 08/12/20 | San Francisco Giants designated RHP Andrew Triggs for assignment. |
| 08/12/20 | San Francisco Giants recalled RHP Trevor Cahill from Giants Alternate Training Site. |
| 08/12/20 | San Francisco Giants optioned RHP Rico Garcia to Giants Alternate Training Site. |
| 08/09/20 | San Francisco Giants sent RHP Jandel Gustave outright to Giants Alternate Training Site. |
| 08/09/20 | San Francisco Giants optioned CF Luis Alexander Basabe to Giants Alternate Training Site. |
| 08/09/20 | San Francisco Giants traded cash to Chicago White Sox for CF Luis Alexander Basabe. |
| 08/09/20 | San Francisco Giants placed RHP Jordan Humphreys on the restricted list. |
| 08/09/20 | San Francisco Giants activated LHP Jarlin Garcia from the 10-day injured list. |
| 08/09/20 | San Francisco Giants designated Abiatal Avelino for assignment. |
| 08/09/20 | San Francisco Giants optioned LHP Andrew Suarez to Giants Alternate Training Site. |
| 08/08/20 | San Francisco Giants placed RHP Jeff Samardzija on the 10-day injured list. Right shoulder impingement. |
| 08/08/20 | San Francisco Giants recalled Andrew Suarez from Giants Alternate Training Site. |
| 08/07/20 | San Francisco Giants invited non-roster OF Hunter Bishop to spring training. |
| 08/06/20 | San Francisco Giants optioned LHP Andrew Suarez to Giants Alternate Training Site. |
| 08/06/20 | San Francisco Giants optioned RF Steven Duggar to Giants Alternate Training Site. |
| 08/03/20 | San Francisco Giants recalled Andrew Suarez from Giants Alternate Training Site. |
| 08/03/20 | San Francisco Giants optioned RHP Andrew Triggs to Giants Alternate Training Site. |
| 08/02/20 | San Francisco Giants traded OF Billy Hamilton to New York Mets for RHP Jordan Humphreys. |
| 08/02/20 | San Francisco Giants traded OF Billy Hamilton to New York Mets for RHP Jordan Humphreys. |
| 08/02/20 | RHP Dany Jimenez returned to Toronto Blue Jays from San Francisco Giants. |
| 08/02/20 | San Francisco Giants designated RHP Jandel Gustave for assignment. |
| 08/02/20 | San Francisco Giants optioned RHP Jordan Humphreys to Giants Alternate Training Site. |
| 08/02/20 | San Francisco Giants placed LHP Drew Smyly on the 10-day injured list. Left index finger strain. |
| 08/02/20 | San Francisco Giants selected the contract of Andrew Triggs from Giants Alternate Training Site. |
| 08/01/20 | San Francisco Giants sent C Rob Brantly outright to Giants Alternate Training Site. |