Seattle Mariners 1977

Seattle Mariners acquire	Date	New York Mets acquire
cash	September 26, 1977	George Doc Medich

Toronto Blue Jays acquire	Date	Seattle Mariners acquire
cash	September 14, 1977	John Hale

Los Angeles Dodgers acquire	Date	Seattle Mariners acquire
cash	September 8, 1977	Kevin Pasley

Houston Astros acquire	Date	Seattle Mariners acquire
cash	August 17, 1977	Jose Alfaro

Oakland Athletics acquire	Date	Seattle Mariners acquire
cash	August 4, 1977	Paul Mitchell

Seattle Mariners acquire	Date	Pittsburgh Pirates acquire
Player to be named later (Rick Honeycutt)	July 27, 1977	Dave Pagan

Seattle Mariners acquire	Date	Boston Red Sox acquire
Tom House	May 28, 1977	cash

Seattle Mariners acquire	Date	Minnesota Twins acquire
cash	May 2, 1977	Dave C. Johnson

Chicago Cubs acquire	Date	Seattle Mariners acquire
Pete Broberg	April 20, 1977	Jim Todd

Houston Astros acquire	Date	Seattle Mariners acquire
Roy Thomas	March 30, 1977	Larry Milbourne

Houston Astros acquire	Date	Seattle Mariners acquire
cash Alan Griffin	January 12, 1977	Skip Jutze

Seattle Mariners acquire	Date	Pittsburgh Pirates acquire
Craig Reynolds Jimmy Sexton	December 7, 1976	Grant Jackson

Seattle Mariners acquire	Date	Philadelphia Phillies acquire
John Montague	November 6, 1976	cash

Seattle Mariners acquire	Date	Baltimore Orioles acquire
Dave C. Johnson	November 1, 1976	cash

Milwaukee Brewers acquire	Date	Seattle Mariners acquire
cash	October 22, 1976	Kurt Bevacqua

Seattle Mariners acquire	Date	Minnesota Twins acquire
Larry Cox	October 22, 1976	cash

Seattle Mariners acquire	Date	Pittsburgh Pirates acquire
Jim Minshall	October 15, 1976	cash