Pierre Gauthier trades
| Nashville Predators acquire | Date | Montreal Canadiens acquire | ||
|---|---|---|---|---|
 | Andrei Kostitsyn | February 27, 2012 | Conditional 2013 5th round pick |  |
| 2013 2nd round pick | ||||
| Comment: The conditional 2013 5th round pick is actually the returned pick acquired by Nashville in the Hal Gill trade. | ||||
| Nashville Predators acquire | Date | Montreal Canadiens acquire | ||
|---|---|---|---|---|
| Hal Gill | February 17, 2012 | Blake Geoffrion | |
| Conditionnal 2013 5th round pick | Robert Slaney | |||
| 2012 2nd round pick | ||||
| Montreal Canadiens acquire | Date | Calgary Flames acquire | ||
|---|---|---|---|---|
| Rene Bourque | January 12, 2012 | Michael Cammalleri |  |
| Patrick Holland | Karri Ramo | |||
| 2013 2nd round pick | 2012 5th round pick | |||
| Montreal Canadiens acquire | Date | Carolina Hurricanes acquire | ||
|---|---|---|---|---|
| Tomas Kaberle | December 9, 2011 | Jaroslav Spacek |  |
| Montreal Canadiens acquire | Date | Arizona Coyotes acquire | ||
|---|---|---|---|---|
| Petteri Nokelainen | October 23, 2011 | Brock Trotter |  |
| Garrett Stafford | 2012 7th round pick | |||
| Montreal Canadiens acquire | Date | Columbus Blue Jackets acquire | ||
|---|---|---|---|---|
| Michael Blunden | July 7, 2011 | Ryan Russell |  |
| Montreal Canadiens acquire | Date | Columbus Blue Jackets acquire | ||
|---|---|---|---|---|
| 2012 7th round pick | June 29, 2011 | rights to James Wisniewski | |
| Montreal Canadiens acquire | Date | Winnipeg Jets acquire | ||
|---|---|---|---|---|
| 2011 4th round pick (#107-Olivier Archambault) | June 25, 2011 | 2011 3rd round pick (#77-Brennan Serville) |  |
| 2011 4th round pick (#96-Josiah Didier) | ||||
| Montreal Canadiens acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
| Drew MacIntyre | February 28, 2011 | Brett Festerling |  |
| Montreal Canadiens acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
| Nigel Dawes | February 24, 2011 | Ben Maxwell | |
| Brent Sopel | 2011 4th round pick (#107-Olivier Archambault) | |||
| Montreal Canadiens acquire | Date | Anaheim Ducks acquire | ||
|---|---|---|---|---|
| Paul Mara | February 17, 2011 | 2012 5th round pick |  |
| Montreal Canadiens acquire | Date | Anaheim Ducks acquire | ||
|---|---|---|---|---|
| Brett Festerling | December 31, 2010 | Maxim Lapierre | |
| 2012 5th round pick | ||||
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| James Wisniewski | December 29, 2010 | 2011 2nd round pick (#50-Johan Sundstrom) |  |
| 2012 conditional 5th round pick (if Canadiens make 2011 playoffs and Wisniewski plays in at least 50% of Canadiens' playoff games) | ||||
| Montreal Canadiens acquire | Date | Colorado Avalanche acquire | ||
|---|---|---|---|---|
| Michael Bournival | November 11, 2010 | Ryan O`Byrne |  |
| Montreal Canadiens acquire | Date | Tampa Bay Lightning acquire | ||
|---|---|---|---|---|
| Karri Ramo | August 16, 2010 | Cedrick Desjardins |  |
| Montreal Canadiens acquire | Date | Nashville Predators acquire | ||
|---|---|---|---|---|
| Dustin Boyd | June 29, 2010 | Sergei Kostitsyn | |
| Dan Ellis | future considerations | |||
| future considerations | ||||
| Montreal Canadiens acquire | Date | Arizona Coyotes acquire | ||
|---|---|---|---|---|
| 2010 1st round pick (#22-Jarred Tinordi) | June 25, 2010 | 2010 1st round pick (#27-Mark Visentin) | |
| 2010 4th round pick (#113-Mark MacMillan) | 2010 2nd round pick (#57-Oscar Lindberg) | |||
| Montreal Canadiens acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| Lars Eller | June 17, 2010 | Jaroslav Halak |  |
| Ian Schultz | ||||
| Montreal Canadiens acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| Aaron Palushaj | March 2, 2010 | Matt D`Agostini | |
| Montreal Canadiens acquire | Date | Florida Panthers acquire | ||
|---|---|---|---|---|
| Dominic Moore | February 11, 2010 | 2011 2nd round pick (#47-Matt Nieto) |  |