Ron Caron

St. Louis Blues acquire	Date	Pittsburgh Penguins acquire
future considerations	October 27, 1990	Gordie Roberts

St. Louis Blues acquire	Date	Pittsburgh Penguins acquire
future considerations (1992 eleventh round pick (#259-Wade Salzman))	October 2, 1990	Gordie Roberts

St. Louis Blues acquire	Date	Washington Capitals acquire
Geoff Courtnall	July 13, 1990	Mike Lalor Peter Zezel

St. Louis Blues acquire	Date	Washington Capitals acquire
Rob Whistle	June 1, 1990	1990 8th round pick (#159-Steve Martell)

Vancouver Canucks acquire	Date	St. Louis Blues acquire
Adrien Plavsic 1990 1st round pick (#18-Shawn Antoski) 1991 2nd round pick (#43-Craig Darby)	March 6, 1990	Harold Snepsts Rich Sutter 1990 2nd round pick (#33-Craig Johnson)

St. Louis Blues acquire	Date	Winnipeg Jets acquire
Ron Wilson	January 22, 1990	Doug Evans

Quebec Nordiques acquire	Date	St. Louis Blues acquire
Tony Hrkac Greg Millen	December 13, 1989	Jeff Brown

Montreal Canadiens acquire	Date	St. Louis Blues acquire
Todd Ewen	December 12, 1989	future considerations (1991 3rd round pick (#65-Nathan LaFayette))

Los Angeles Kings acquire	Date	St. Louis Blues acquire
Brian Benning	November 10, 1989	1991 3rd round pick (#64-Kyle Reeves)

St. Louis Blues acquire	Date	Winnipeg Jets acquire
1989 3rd round pick (#55-Denny Felsner) 1991 2nd round pick (#27-Steve Staios)	June 17, 1989	Greg Paslawski 1989 3rd round pick (#62-Kris Draper)

St. Louis Blues acquire	Date	Detroit Red Wings acquire
Paul MacLean Adam Oates	June 15, 1989	Bernie Federko Tony McKegney

Boston Bruins acquire	Date	St. Louis Blues acquire
Ron Flockhart	February 13, 1989	future considerations

Boston Bruins acquire	Date	St. Louis Blues acquire
Scott Harlow	February 3, 1989	Phil DeGaetano

Montreal Canadiens acquire	Date	St. Louis Blues acquire
1990 1st round pick (#12-Turner Stevenson) 1991 3rd round pick (#65-Nathan LaFayette)	January 16, 1989	Mike Lalor 1990 1st round pick (#18-Shawn Antoski)

St. Louis Blues acquire	Date	Philadelphia Flyers acquire
Peter Zezel	November 28, 1988	Mike Bullard

St. Louis Blues acquire	Date	Washington Capitals acquire
1989 6th round pick (5th round if Whistle plays in more than 20 games in 1988-89) (#124-Derek Frenette)	October 19, 1988	Rob Whistle

Vancouver Canucks acquire	Date	St. Louis Blues acquire
Ernie Vargas	September 29, 1988	Dave Lowry

St. Louis Blues acquire	Date	Winnipeg Jets acquire
Peter Douris	September 29, 1988	Kent Carlson 1989 twelfth round pick (#240-Sergei Kharin) 1990 4th round pick (#75-Scott Levins)

Calgary Flames acquire	Date	St. Louis Blues acquire
Steve Bozek Michael Dark Doug Gilmour Mark Hunter	September 6, 1988	Mike Bullard Tim Corkery Craig Coxe

Vancouver Canucks acquire	Date	St. Louis Blues acquire
Robert Nordmark 1991 2nd round pick (#43-Craig Darby)	September 6, 1988	Dave Richter