Rick Dudley trades
| Florida Panthers acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Niclas Bergfors | February 28, 2011 | Radek Dvorak |  |
| Patrick Rissmiller | 2011 5th round pick (#132-Sean Kuraly) | |||
| Calgary Flames acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Fredrik Modin | February 28, 2011 | 2011 7th round pick (#193-Colin Blackwell) | |
| 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) | |||
| Boston Bruins acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Rich Peverley | February 18, 2011 | Mark Stuart | |
| Boris Valabik | Blake Wheeler | |||
| San Jose Sharks acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Ben Eager | January 18, 2011 | 2011 5th round pick (#148-Austen Brassard) | |
| Nashville Predators acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Grant Lewis | September 1, 2010 | Ian McKenzie | |
| Atlanta Thrashers acquire | Date | New York Rangers acquire | ||
|---|---|---|---|---|
| Donald Brashear | August 2, 2010 | Todd White |  |
| Patrick Rissmiller | ||||
| Chicago Blackhawks acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | Ivan Vishnevskiy | July 1, 2010 | Andrew Ladd | |
| 2011 2nd round pick (#36-Adam Clendening) | ||||
| Los Angeles Kings acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
 | 2010 6th round pick (#158-Maxim Kitsyn) | June 26, 2010 | 2010 6th round pick #169-Sebastian Owuya) | |
| 2010 7th round pick (#199-Peter Stoykewych) | ||||
| Atlanta Thrashers acquire | Date | New York Islanders acquire | ||
|---|---|---|---|---|
| 2010 6th round pick (#155-Kendall McFaull) | June 26, 2010 | 2011 5th round pick (#126-Brenden Kichton) |  |
| 2010 6th round pick (#160-Tanner Lane) | ||||
| San Jose Sharks acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
| Brett Sterling | June 23, 2010 | future considerations | |
| Michael Vernace | ||||
| 2010 7th round pick (#188-Lee Moffie) | ||||
| Chicago Blackhawks acquire | Date | Atlanta Thrashers acquire | ||
|---|---|---|---|---|
| Joey Crabb | June 23, 2010 | Akim Aliu | |
| Jeremy Morin | Dustin Byfuglien | |||
| Marty Reasoner | Ben Eager | |||
| 2010 1st round pick (#24-Kevin Hayes) | Brent Sopel | |||
| 2010 2nd round pick (#54-Justin Holl) | ||||