Sam Pollock trades
| Montreal Canadiens acquire | Date | Pittsburgh Penguins acquire | ||
|---|---|---|---|---|
 | Pierre Larouche | November 29, 1977 | Peter Lee |  |
| future considerations (rights to Peter Marsh) | Pete Mahovlich | |||
| Montreal Canadiens acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| 1979 3rd round pick (#44-Guy Carbonneau) | August 18, 1977 | Jim Roberts |  |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 fifteenth round pick (#182-Bob Boileau) | June 14, 1977 | cash |  |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 9th round pick (#152-Barry Borrett) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 tenth round pick (#160-Mark Holden) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 thirteenth round pick (#176-Mark Wells) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 twelfth round pick (#173-Cary Farelli) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 14th round pick (#179-Jean Belisle) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 8th round pick (#137-Keith Hendrickson) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 1977 eleventh round pick (#167-Daniel Poulin) | June 14, 1977 | cash | |
| Montreal Canadiens acquire | Date | Detroit Red Wings acquire | ||
|---|---|---|---|---|
| cash | February 25, 1977 | rights to Marty Howe |  |
| future considerations | ||||
| Montreal Canadiens acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
| 1979 3rd round pick (#43-Craig Levie) | November 24, 1976 | John Van Boxmeer |  |
| Montreal Canadiens acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
| Canadiens option to swap 1980 1st round picks (#1-Doug Wickenheiser) | September 13, 1976 | Ron Andruff | |
| Sean Shanahan | ||||
| Canadiens option to swap 1980 1st round picks (#19-Paul Gagne) | ||||
| Montreal Canadiens acquire | Date | Colorado Rockies acquire | ||
|---|---|---|---|---|
| cash | September 13, 1976 | Sean Shanahan | |
| Montreal Canadiens acquire | Date | Pittsburgh Penguins acquire | ||
|---|---|---|---|---|
| 1978 3rd round pick (#42-Richard David) | August 11, 1976 | Don Awrey | |
| future considerations | ||||
| Montreal Canadiens acquire | Date | Los Angeles Kings acquire | ||
|---|---|---|---|---|
| 1977 3rd round pick (#49-Moe Robinson) | June 12, 1976 | Glenn Goldup |  |
| 1978 1st round pick (#8-Danny Geoffrion) | 1978 3rd round pick (#53-Doug Derkson) | |||
| Montreal Canadiens acquire | Date | Minnesota North Stars acquire | ||
|---|---|---|---|---|
| cash | July 9, 1975 | Glen Sather |  |
| future considerations (1977 3rd round pick (#43-Alain Cote)) | ||||
| Toronto Maple Leafs acquire | Date | Montreal Canadiens acquire | ||
|---|---|---|---|---|
 | Greg Hubick | June 26, 1975 | Doug Jarvis | |
| Toronto Maple Leafs acquire | Date | Montreal Canadiens acquire | ||
|---|---|---|---|---|
| Wayne Thomas | June 17, 1975 | 1976 1st round pick (#12-Peter Lee) | |
| Montreal Canadiens acquire | Date | St. Louis Blues acquire | ||
|---|---|---|---|---|
| cash | December 5, 1974 | Claude Larose | |