| J.T. Miller is no longer captain for Canadiens. |
| Jason Garrison has been selected as captain for Canadiens. |
| Canadiens paid 0 € to release Bobby Sanguinetti. |
| Tyler Kelleher was released. |
| Matiss Kivlenieks was added to Canadiens. |
| Damien Giroux has been added to Canadiens. |
| TRADE : From Canadiens to Coyotes : Jay Beagle. |
| TRADE : From Canadiens to Flames : Dennis Wideman. |
| TRADE : From Canadiens to Bruins : Cody McLeod. |
| Joe Vitale has been selected as assistant for Cougars. |
| Jussi Jokinen was released. |
| Jason Zucker has been selected as assistant for Canadiens. |
| John Albert was released. |
| Bobby Farnham was added to Canadiens. |
| Bobby Sanguinetti was released. |
| Canadiens paid 0 € to release John Stevens. |
| Radim Simek was added to Canadiens. |
| Marian Hossa was added to Canadiens. |
| Simon Kjellberg has been added to Canadiens. |
| TRADE : From Coyotes to Canadiens : Jason Zucker. |
