| J.T. Miller is no longer captain for Canadiens. |
| Jason Garrison has been selected as captain for Canadiens. |
| Hudson Elynuik has been deleted from Canadiens. |
| Colin Stevens was added to Canadiens. |
| Canadiens paid 0 € to release Tyson Strachan. |
| Canadiens paid 0 € to release Louis Leblanc. |
| Steven Kampfer was added to Canadiens. |
| Unknown Player is no longer captain for Cougars. |
| Vaclav Karabacek was added to Canadiens. |
| TRADE : From Canadiens to Sabres : Mike Green. |
| Drake Batherson was added to Canadiens. |
| Jeff Schultz was released. |
| Bobby Sanguinetti was added to Canadiens. |
| Tyson Strachan was added to Canadiens. |
| Canadiens paid 0 € to release Rylan Parenteau. |
| Rylan Parenteau was added to Canadiens. |
| Tyson Strachan was released. |
| Louis Leblanc was released. |
| Zdeno Chara was added to Canadiens. |
| Phil DiGiuseppe has been selected as captain for Cougars. |
