The Cardinals traded Bob Harmon, Mike Mowrey and Ed Konetchy to the Pirates for Dots Miller, Hank Robinson, Cozy Dolan, Art Butler and Owen Wilson in 1913.
The Cardinals traded Jimmy Ring and Johnny Schulte in 1927 to the Philadelphia Phillies for Jimmy Cooney, Bubber Jonnard and Johnny Mokan
The Philadelphia Phillies, in 1928, traded Heinie Sand and $10,000 to the Cardinals for Tommy Thevenow
Cardinals purchased George Sisler from the Boston Braves in 1930.
The Cincinnati Reds purchased Johnny Mize in 1934 from the Cardinals.
The Brooklyn Dodgers traded Lew Krausse and cash in 1938 to the Cardinals for Jimmy Outlaw.
In 1961, the Houston Colt .45’s purchased Al Cicotte from the St. Louis Cardinals.
Curt Flood, in 1969, attends the Players’ Association executive board meeting to seek financial assistance in his attempt to sue major league baseball on the grounds that the reserve clause violates Federal antitrust laws. Although skeptical about the outcome of the suit, the player reps vote 25-0 to support the recently traded outfielder, who refuses to report to the Phillies after being dealt by the Cardinals.
The Cardinals purchased Mick Kelleher from the Houston Astros in 1974.
December 13, 1984: The St. Louis Cardinals returned Mike LaValliere to the Philadelphia Phillies as part of a conditional deal.
Cardinals signed Frank DiPino as a free agent in 1989.
Cardinals signed Gerald Perry as a free agent in 1990.
In 1991, the Cardinals traded Clyde Keller (minors) to the New York Mets for Chuck Carr.
The Cardinals signed Chris Carpenter as a free agent in 2002.
The Cardinals traded J.D. Drew and Eli Marrero to the Atlanta Braves for Ray King, Jason Marquis and Adam Wainwright in 2003.
In 2017, the Cardinals trade Magneuris Sierra, Zac Gallen, Daniel Castano, and Sandy Alcantara to the Miami Marlins for Marcell Ozuna.
- Jack Taylor (1873)
- Lindy McDaniel (1935)
- Ron Taylor (1937)
- Dave Hamilton (1947)
- Dan McGann 1910
- Mike Ryba 1971