Doug Armstrong

Pittsburgh Penguins acquire Date St. Louis Blues acquire
Mathias Laferriere
February 13, 2025
Corey Andonovski
New York Islanders acquire Date St. Louis Blues acquire
Scott Perunovich
January 27, 2025
2026 conditional 5th round pick
Pittsburgh Penguins acquire Date St. Louis Blues acquire
Pierre-Olivier Joseph
December 18, 2024
Future considerations
St. Louis Blues acquire Date Anaheim Ducks acquire
Cam Fowler
 2027 4th round pick
December 14, 2024
Jeremie Biakabutuka
 2027 2nd round pick
Edmonton Oilers acquire Date St. Louis Blues acquire
Paul Fischer
 2028 3rd round pick
August 20, 2024
Future considerations
St. Louis Blues acquire Date Ottawa Senators acquire
Mathieu Joseph
 2025 3rd round pick
July 2, 2024
Future considerations
St. Louis Blues acquire Date Dallas Stars acquire
Radek Faksa
July 2, 2024
Future considerations
St. Louis Blues acquire Date Pittsburgh Penguins acquire
Future considerations
June 29, 2024
Kevin Hayes
 2025 2nd round pick
Columbus Blue Jackets acquire Date St. Louis Blues acquire
2025 4th round pick
June 28, 2024
Alexandre Texier
Columbus Blue Jackets acquire Date St. Louis Blues acquire
Malcolm Subban
March 8, 2024
Future considerations
New York Islanders acquire Date St. Louis Blues acquire
Robert Bortuzzo
December 8, 2023
2024 7th round pick
St. Louis Blues acquire Date Philadelphia Flyers acquire
Kevin Hayes
June 27, 2023
2024 6th round pick
St. Louis Blues acquire Date Nashville Predators acquire
Future considerations
March 8, 2023
Anthony Angello
St. Louis Blues acquire Date Detroit Red Wings acquire
Jakub Vrana
March 3, 2023
Dylan McLaughlin
 2025 7th round pick
St. Louis Blues acquire Date Vegas Golden Knights acquire
Zach Dean
February 26, 2023
Ivan Barbashev
Toronto Maple Leafs acquire Date St. Louis Blues acquire
Ryan O`Reilly
 Noel Acciari
February 17, 2023
Adam Gaudette
 Mikhail Abramov
 2023 1st round pick
 2023 3rd round pick
 2024 2nd round pick
Comment: Three-team trade with Minnesota. St. Louis will retain 50% and Minnesota will retain 25% of O’Reilly’s salary as part of the trade
New York Rangers acquire Date St. Louis Blues acquire
Vladimir Tarasenko
 Niko Mikkola
February 9, 2023
Sammy Blais
 Hunter Skinner
Comment: The 2023 first-round pick will be the lower of Dallas' and New York's (so the Rangers still have a first-rounder in 2023) and the 2024 fourth rounder will become a third if the Rangers make the playoffs. Blues retain 50% of Tarasenko's salary.
Edmonton Oilers acquire Date St. Louis Blues acquire
Klim Kostin
October 9, 2022
Dmitri Samorukov
Detroit Red Wings acquire Date St. Louis Blues acquire
Ville Husso
July 8, 2022
2022 3rd round pick
St. Louis Blues acquire Date Boston Bruins acquire
Brady Lyle
March 28, 2022
Future considerations