- Traded to Tampa Bay Lightning by Buffalo Sabres with Cory Sarich, Brian Holzinger and Buffalo's 3rd round choice (Alexander Kharitonov) in 2000 Entry Draft for Chris Gratton and Tampa Bay's 2nd round choice (Derek Roy) in 2001 Entry Draft, March 9, 2000.
- Traded to Pittsburgh Penguins by Tampa Bay Lightning for Matthew Barnaby, February 1, 2001.
- Traded to San Jose Sharks by Pittsburgh Penguins for Matt Bradley, March 11, 2003.
- Traded to Boston Bruins by San Jose Sharks with Brad Stuart and Marco Sturm for Joe Thornton, November 30, 2005.
- Traded to Calgary Flames by Boston Bruins with Brad Stuart and Washington Capitals' 4th round choice (previously acquired, Calgary selected T.J. Brodie) in 2008 Entry Draft for Andrew Ference and Chuck Kobasew, February 10, 2007.