Every trade between the Athletics and the Milwaukee Brewers

The Athletics and the Milwaukee Brewers have made 37 deals with each other since 1969, 11 of them sales. The most recent, on Aug 15, 2026: Athletics traded SS Jonathan Ornelas to Milwaukee Brewers for cash. The first on file, on May 27, 1969: The Oakland Athletics purchased Freddie Velázquez from the Seattle Pilots.

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37 deals, newest first

Trades between the Athletics and the Milwaukee Brewers
Date	Deal
Aug 15, 2026	Athletics traded SS Jonathan Ornelas to Milwaukee Brewers for cash.
Jun 6, 2026	Athletics traded RHP Joel Kuhnel to Milwaukee Brewers for cash.
Nov 15, 2023	Milwaukee Brewers traded 3B Abraham Toro to Oakland Athletics for RHP Chad Patrick.
May 17, 2023	Milwaukee Brewers traded RHP Lucas Erceg to Oakland Athletics for cash.
Dec 12, 2022	Atlanta Braves traded RHP Freddy Tarnok, C Manny Piña, RHP Royber Salinas, 2B Esteury Ruiz and LHP Kyle Muller to Oakland Athletics for C Sean Murphy.(3 clubs)
Sep 3, 2018	The Oakland Athletics purchased Aaron Brooks from the Milwaukee Brewers.
Feb 12, 2016	The Milwaukee Brewers traded Khris Davis to the Oakland Athletics for Jacob Nottingham and Bubba Derby.
Jun 17, 2014	The Oakland Athletics purchased Brad Mills from the Milwaukee Brewers.
Jul 28, 2012	The Milwaukee Brewers traded George Kottaras to the Oakland Athletics for Fautino De Los Santos.
May 4, 2007	The Milwaukee Brewers traded JD Closser to the Oakland Athletics for Charles Thomas.
Dec 16, 2004	The Milwaukee Brewers traded Keith Ginter to the Oakland Athletics for Justin Lehr and Nelson Cruz.
Dec 13, 1999	In a 3-team trade, the Milwaukee Brewers sent Jeff Cirillo and Scott Karl to the Colorado Rockies; the Colorado Rockies sent Henry Blanco and Jamey Wright to the Milwaukee Brewers; the Colorado Rockies sent Justin Miller to the Oakland Athletics; the Oakland Athletics sent Jimmy Haynes to the Milwaukee Brewers.(3 clubs)
Aug 18, 1999	The Milwaukee Brewers traded Rich Becker to the Oakland Athletics for Carl Dale.
Jun 19, 1997	The Milwaukee Brewers traded Tony Phillips to the Oakland Athletics for Creighton Gubanich.
Jun 10, 1991	The Milwaukee Brewers traded Gus Polidor to the Oakland Athletics for Trent Weaver.
Jul 2, 1987	The Milwaukee Brewers traded Curt Brown to the Oakland Athletics for Eric Broersma.
Jun 29, 1987	The Milwaukee Brewers traded Russ McGinnis to the Oakland Athletics for Bill Mooneyham.
Mar 30, 1986	The Milwaukee Brewers traded Moose Haas to the Oakland Athletics for Steve Kiefer, Mike Fulmer, Pete Kendrick and Charlie O'Brien.
Dec 7, 1984	The Milwaukee Brewers traded Don Sutton to the Oakland Athletics for Ray Burris, Eric Barry and Ed Myers.
Jun 9, 1984	The Milwaukee Brewers purchased Chuck Hensley from the Oakland Athletics.
May 14, 1982	The Milwaukee Brewers traded Mike Warren and Johnny Evans to the Oakland Athletics for Rob Picciolo.
Feb 25, 1977	The Milwaukee Brewers purchased Ken McMullen from the Oakland Athletics.
Dec 6, 1976	The Milwaukee Brewers purchased Larry Haney from the Oakland Athletics.
Jun 24, 1974	The Milwaukee Brewers traded Bill Parsons to the Oakland Athletics for Deron Johnson.
May 31, 1973	The Milwaukee Brewers purchased Rob Gardner from the Oakland Athletics.
Feb 14, 1973	The Oakland Athletics purchased Billy Conigliaro from the Milwaukee Brewers.
Jun 20, 1972	The Milwaukee Brewers traded Bill Voss to the Oakland Athletics for Ron Clark.
Jun 14, 1971	The Oakland Athletics purchased Mike Hegan from the Milwaukee Brewers.
Jun 15, 1970	The Oakland Athletics purchased Bob Locker from the Milwaukee Brewers.
Jun 11, 1970	The Milwaukee Brewers traded Steve Hovley to the Oakland Athletics for Al Downing and Tito Francona.
May 18, 1970	The Milwaukee Brewers traded John Donaldson to the Oakland Athletics for Roberto Peña.
Jan 15, 1970	The Milwaukee Brewers traded Don Mincher and Ron Clark to the Oakland Athletics for Phil Roof, Mike Hershberger, Lew Krausse and Ken Sanders.
Dec 7, 1969	The Milwaukee Brewers traded Diego Seguí and Ray Oyler to the Oakland Athletics for George Lauzerique and Ted Kubiak.
Aug 29, 1969	The Oakland Athletics traded Bob Meyer and Pete Koegel to the Seattle Pilots for Fred Talbot.
Jun 14, 1969	The Oakland Athletics traded John Donaldson to the Seattle Pilots for Larry Haney.
May 27, 1969	The Seattle Pilots purchased Jim Pagliaroni from the Oakland Athletics.
May 27, 1969	The Oakland Athletics purchased Freddie Velázquez from the Seattle Pilots.

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.