Every trade between the Boston Red Sox and the San Francisco Giants

The Boston Red Sox and the San Francisco Giants have made 28 deals with each other since 1938, 14 of them sales. The most recent, on Aug 3, 2026: Boston Red Sox traded 2B Marcelo Mayer to San Francisco Giants for LHP Erik Miller and CF Carlos Gutierrez. The first on file, on Dec 15, 1938: The New York Giants purchased Bill Harris from the Boston Red Sox.

Boston Red Sox San Francisco Giants Players who played for both →

28 deals, newest first

Trades between the Boston Red Sox and the San Francisco Giants
Date	Deal
Aug 3, 2026	Boston Red Sox traded 2B Marcelo Mayer to San Francisco Giants for LHP Erik Miller and CF Carlos Gutierrez.
Jun 15, 2025	Boston Red Sox traded DH Rafael Devers to San Francisco Giants for LHP Kyle Harrison, RHP Jordan Hicks, RHP Jose Bello and RF James Tibbs III.
Mar 27, 2024	Boston Red Sox traded SS Christian Koss to San Francisco Giants.
Jul 26, 2023	San Francisco Giants traded RHP Mauricio Llovera to Boston Red Sox for RHP Marques Johnson.
Jul 26, 2017	The Boston Red Sox traded Shaun Anderson and Gregory Santos to the San Francisco Giants for Eduardo Núñez.
Aug 31, 2015	The Boston Red Sox traded Alejandro De Aza to the San Francisco Giants for Luis Ysla.
Jul 26, 2014	The Boston Red Sox traded Jake Peavy to the San Francisco Giants for Heath Hembree and Edwin Escobar.
Jul 31, 2010	The Boston Red Sox traded Ramón Ramírez to the San Francisco Giants for Daniel Turpen.
Mar 26, 2010	The Boston Red Sox purchased Kevin Frandsen from the San Francisco Giants.
Mar 25, 1997	The Boston Red Sox purchased Carlos Valdez from the San Francisco Giants.
Sep 1, 1987	The Boston Red Sox traded Dave Henderson to the San Francisco Giants for Randy Kutcher.
Apr 6, 1980	The San Francisco Giants purchased Allen Ripley from the Boston Red Sox.
Mar 15, 1979	The Boston Red Sox purchased Jim Dwyer from the San Francisco Giants.
Dec 7, 1973	The Boston Red Sox purchased Juan Marichal from the San Francisco Giants.
Apr 4, 1970	The San Francisco Giants purchased Russ Gibson from the Boston Red Sox.
Jul 5, 1969	The Boston Red Sox purchased Ron Kline from the San Francisco Giants.
Jul 15, 1967	The Boston Red Sox purchased Norm Siebern from the San Francisco Giants.
Mar 29, 1960	The Boston Red Sox traded Jim Marshall to the San Francisco Giants for Al Worthington.
Jul 26, 1959	The Boston Red Sox traded Bud Byerly to the San Francisco Giants for Billy Muffett.
Aug 1, 1957	The Boston Red Sox purchased Murray Wall from the New York Giants.
May 13, 1957	The Boston Red Sox purchased Windy McCall from the New York Giants.
Aug 20, 1956	The New York Giants purchased Max Surkont from the Boston Red Sox.
Dec 14, 1954	The Boston Red Sox traded Del Wilber to the New York Giants for Billy Klaus.
Mar 26, 1950	The New York Giants purchased Jack Kramer from the Boston Red Sox.
May 17, 1948	The Boston Red Sox traded Wes Bailey to the New York Giants for Mickey Witek and Frank Trechock.
Jun 14, 1943	The Boston Red Sox traded Ken Chase to the New York Giants for Babe Barna.
Dec 12, 1942	The New York Giants purchased Bill Sayles from the Boston Red Sox.
Dec 15, 1938	The New York Giants purchased Bill Harris from the Boston Red Sox.

Trades and sales between the two franchises under every name they have had. To May 2022 from Retrosheet, since then from MLB's transaction feed. The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.