| | C | Signed (The Montreal Canadiens signed F Alex Barré-Boulet to a standard contract.) |
| | RW | Became Unrestricted Free Agent (F Filip Cederqvist elected free agency.) |
| | C | Became Unrestricted Free Agent (F Colin White elected free agency.) |
| | D | Traded (The Mintreal Canadiens traded D Johnathan Kovacevic to the New Jersey Devils.) To |
| | RW | Became Unrestricted Free Agent (F Jesse Ylonen elected free agency.) |
| | LW | Became Unrestricted Free Agent (F Tanner Pearson elected free agency.) |
| | RW | Drafted (The Montreal Canadiens drafted RW Tyler Thorpe) |
| | D | Drafted (The Montreal Canadiens drafted D Owen Protz) |
| | G | Drafted (The Montreal Canadiens drafted G Mikus Vecvanags) |
| | D | Became Unrestricted Free Agent (D Chris Wideman elected free agency.) |
| | C | Drafted (The Montreal Canadiens drafted C Ben Merrill) |
| | D | Drafted (The Montreal Canadiens drafted D Rasmus Bergqvist.) |
| | C | Became Unrestricted Free Agent (F Mitchell Stephens elected free agency.) |
| | C | Drafted (The Montreal Canadiens drafted C Aatos Koivu) |
| | RW | Drafted (The Montreal Canadiens drafted F Makar Khanin.) |
| | C | Became Unrestricted Free Agent (F Philippe Maillet elected free agency.) |
| | C | Drafted (The Montreal Canadiens drafted C Logan Sawyer) |
| | D | Became Unrestricted Free Agent (D Brady Keeper elected free agency.) |
| | RW | Drafted (The Montreal Canadiens drafted F Ivan Demidov.) |
| | C | Drafted (The Montreal Canadiens drafted F Michael Hage.) |
| | C | Signed (The Montreal Canadiens signed F Oliver Kapanen to an entry-level contract.) |
| | C | Signed (The Montreal Canadiens signed F Oliver Kapanen to an entry-level contract.) |
| | G | Signed (The Montreal Canadiens signed G Connor Hughes to a one-year, two-way contract.) |
| | D | Signed (The Montreal Canadiens signed D Cameron Whynot to an entry-level contract.) |
| | D | Signed (The Montreal Canadiens signed D Adam Engstrom to a three-year, entry-level contract.) |
| | D | Sent to minors (The Montreal Canadiens sent D Logan Mailloux to the minors.) |
| | D | Sent to minors (The Montreal Canadiens sent D Jayden Struble to the minors.) |
| | RW | Sent to minors (The Montreal Canadiens sent F Joshua Roy to the minors.) |
| | D | Sent to minors (The Montreal Canadiens sent D Justin Barron to the minors.) |
| | LW | Signed (The Montreal Canadiens signed F Luke Tuch to a two-year, entry-level contract.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Lane Hutson from the minors.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Logan Mailloux from the minors.) |
| | C | Activated (The Montreal Canadiens activated F Christian Dvorak from injured reserve.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Justin Barron from the minors.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Justin Barron from the minors.) |
| | D | Activated (The NHL reinstated D Kaiden Guhle from suspension.) |
| | D | Suspended (The NHL suspended Montreal Canadiens D Kaiden Guhle for one game.) |
| | C | Activated (White is slated to be back in the lineup versus Boston on Thursday (Mar. 14).) |
| | C | Placed on Injured Reserve (The Montreal Canadiens placed F Colin White on injured reserve.) |
| | G | Traded (The Montreal Canadiens traded G Jake Allen to the New Jersey Devils.) To |
| | C | Claimed (The Montreal Canadiens have claimed F Colin White off waivers from the Pittsburgh Penguins.) |
| | C | Sent to minors (The Montreal Canadiens have placed F Brandon Gignac on waivers for the purpose of a loan to the Laval Rocket.) |
| | RW | Suspension Over (F Brendan Gallagher was reinstated from suspension.) |
| | LW | Placed on Injured Reserve (The Montreal Canadiens placed F Rafael Harvey-Pinard on Injured Reserve.) |
| | RW | Called up from minors (The Montreal Canadiens recalled F Joshua Roy from the minors.) |
| | RW | Called up from minors (The Montreal Canadiens recalled F Joshua Roy from the minors.) |
| | C | Activated (The Montreal Canadiens activated F Alex Newhook from Injured Reserve.) |
| | LW | Sent to minors (The Montreal Canadiens assigned F Lucas Condotta to the minors.) |
| | C | Signed (The Montreal Canadiens signed F Brandon Gignac.) |
| | LW | Called up from minors (The Montreal Canadiens recalled F Lucas Condotta from the minors.) |
| | C | Traded (The Montreal Canadiens traded F Sean Monahan to the Winnipeg Jets.) To |
| | D | Released (The Montreal Canadiens released D Nicolas Beaudin.) |
| | LW | Sent to minors (The Montreal Canadiens assigned F Lucas Condotta to the minors.) |
| | D | Waived (The Montreal Canadiens waived D Nicolas Beaudin.) |
| | RW | Suspended (F Brendan Gallagher has been suspended from the National Hockey League.) |
| | RW | Sent to minors (The Montreal Canadiens sent F Joshua Roy to the minors.) |
| | LW | Called up from minors (The Montreal Canadiens recalled F Lucas Condotta from the minors.) |
| | LW | Activated (The Montreal Canadiens activated F Tanner Pearson.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Arber Xhekaj from the minors.) |
| | D | Sent to minors (The Montreal Canadiens assigned D Justin Barron to the minors.) |
| | C | Waived (The Montreal Canadiens waived F Mitchell Stephens.) |
| | RW | Called up from minors (The Montreal Canadiens recalled F Joshua Roy from the minors.) |
| | LW | Sent to minors (The Montreal Canadiens sent F Emil Heineman to the minors.) |
| | LW | Activated (The Montreal Canadiens activated F Rafael Harvey-Pinard from injured reserve.) |
| | RW | Traded (The Buffalo Sabres traded F Filip Cederqvist to the Montreal Canadiens.) From |
| | D | Claimed (The Anaheim Ducks claimed D Gustav Lindstrom.) To |
| | D | Waived (The Montreal Canadiens waived D Gustav Lindstrom.) |
| | LW | Called up from minors (The Montreal Canadiens recalled F Emil Heineman from the minors.) |
| | C | Placed on Injured Reserve (The Montreal Canadiens placed F Christian Dvorak on Injured Reserve.) |
| | D | Called up from minors (The Montreal Canadiens recalled D Nicolas Beaudin from the minors.) |
| | D | Activated (The Montreal Canadiens activated D Jordan Harris.) |
| | LW | Sent to minors (The Montreal Canadiens assigned F Emil Heineman to the minors.) |