| Date/Season | Transaction |
|---|
| 3/7/2015 | Pittsburgh Penguins send Alexander Killorn, PIT 2019 Rnd 3, $450,000 to the Colorado Avalanche for Robert Nilsson |
| 4/4/2012 | New Jersey Devils send Robert Nilsson, Tim Erixon to the Ottawa Senators for Louis-Philippe Martin, Marc-Andre Bergeron |
| 3/3/2012 | New Jersey Devils send Derek Stepan, Jarrko Immonen, Mathieu Perreault to the Dallas Stars for Chris Thorburn, Robert Nilsson |
| 2/10/2011 | Dallas Stars send Rostislav Klesla, Tomas Malec to the Boston Bruins for Danick Paquette, Robert Nilsson |
| 1/14/2011 | Colorado Avalanche send Alexander Urbom, Robert Nilsson to the Boston Bruins for Dmitri Kazionov, BOS 2014 Rnd 1 |
| 11/13/2010 | Philadelphia Flyers send Robert Nilsson, Vojtech Polak, PHI 2018 Rnd 2 to the Colorado Avalanche for Jake Gardiner, John Tavares, Radek Dvorak |
| 9/12/2010 | Philadelphia Flyers send Jeff Genovy, Marian Hossa, Michael Latta, Yared Hagos to the Anaheim Ducks for David Booth, Robert Nilsson, Shane Doan, Viktor Tikhonov |
| 3/28/2010 | Montreal Canadiens send Jakub Cech, Robert Nilsson to the Anaheim Ducks for Kari Lehtonen, Kevin Romy, future cash considerations |
| 2004 | Drafted in the 1st round, 9th overall by Montreal |
