- Joe Veleno (F) from Seattle Kraken to Montréal Canadiens
- Jakub Dobes (G) from Montréal Canadiens to Montréal Canadiens
- Xavier Simoneau (F) from Montréal Canadiens to Laval Rocket
- Alex Barré-Boulet (F) from Montréal Canadiens to Colorado Avalanche
- William Trudeau (D) from Montréal Canadiens to Montréal Canadiens
- Sean Farrell (F) from Montréal Canadiens to Montréal Canadiens
- Marc Del Gaizo (D) from Nashville Predators to Montréal Canadiens
- Rafaël Harvey-Pinard (F) from Montréal Canadiens to Pittsburgh Penguins
- Christian Dvorak (F) from Montréal Canadiens to Philadelphia Flyers
- Michael Pezzetta (F) from Montréal Canadiens to Toronto Maple Leafs
- Joel Armia (F) from Montréal Canadiens to Los Angeles Kings
- Alex Belzile (F) from New York Rangers to Montréal Canadiens
- Nate Clurman (D) from Pittsburgh Penguins to Montréal Canadiens
- Samuel Blais (F) from Abbotsford Canucks to Montréal Canadiens
- Kaapo Kähkönen (G) from Florida Panthers to Montréal Canadiens