April 1, 1980
New York Mets - Sold Marshall Brant to New York Yankees; Released Bruce Boisclair.
Pittsburgh Pirates - Trade cash and a player to be named later (Larry Andersen) to Seattle Mariners in return for Odell Jones.
California Angels - Released Save Freisleben, Ike Hampton and Orlando Ramirez.
Chicago White Sox - Released Rusty Torres.
Kansas City Royals - Send Craig Eaton to California Angels to complete trade in which the Royals received Rance Mulliniks and Willie Aikens from California in exchange for Al Cowens, Todd Cruz and a player to be named later.
Minnesota Twins - Returned Guy Sularz to San Francisco Giants.
New York Yankees - Signed Jim Kaat as a free agent.