Feb 28, 2011

• The Atlanta Thrashers acquired forward Radek Dvorak and a 2011 fifth-round pick from Florida for forward Nicklas Bergfors and forward Patrick Rissmiller; traded left wing Fredrik Modin to Calgary for a 2011 seventh-round draft pick; claimed forward Rob Schremp off waivers from the New York Islanders
• The Boston Bruins acquired forwards David Lailberte and Stefan Chaput from Anaheim for forward Brian McGrattan and defenseman Sean Zimmerman.
• The Calgary Flames claimed defenseman Brett Carson off waivers from Carolina.
• The Chicago Blackhawks acquired defenseman Chris Campoli and a conditional seventh-round draft pick from Ottawa for forward Ryan Potulny and a 2011 second-round draft pick.
• The Columbus Blue Jackets traded left wing Tom Sestito to Philadelphia for centers Michael Chaput and Greg Moore.
• The Detroit Red Wings signed goalie Jimmy Howard to a two-year contract.
• The Edmonton Oilers acquired defenseman Kevin Montgomery from Colorado for defenseman Shawn Belle; traded right wing Dustin Penner to Los Angeles for defenseman Colten Teubert, a 2011 first-round draft pick and a conditional 2012 third-round draft pick.
• The Los Angeles Kings signed forward Justin Williams to a four-year contract extension.
• The Minnesota Wild traded goalie Anton Khudobin to Boston for defenseman Jeff Penner and right wing Mikko Lehtonen.
• The Montreal Canadiens acquired goalie Drew MacIntyre from Atlanta for defenseman Brett Festerling.
• The New Jersey Devils traded center Jason Arnott to Washington for center David Steckel and a 2012 second-round draft pick.
• The Ottawa Senators signed defenseman Chris Phillips to a three-year contract extension through the 2013-14 season; claimed goalie Curtis McElhinney off waivers from Tampa Bay.
• The Phoenix Coyotes acquired defenseman Rostislav Klesla and forward Dane Byers from Columbus for forward Scottie Upshall and defenseman Sami Lepisto.
• The St. Louis Blues traded forward Brad Winchester to Anaheim for a 2012 third-round draft pick.
• The Toronto Maple Leafs traded center John Mitchell to the New York Rangers for a 2012 seventh-round draft pick.
• The Vancouver Canucks traded defenseman Evan Oberg to Florida for forward Chris Higgins and a 2013 third-round draft pick; traded center Joel Perrault and a 2012 third-round draft pick to Anaheim for centers Maxim Lapierre and MacGregor Sharp.
• The Washington Capitals acquired defenseman Dennis Wideman from Florida for center Jake Hauswirth and a 2011 third-round pick.

Feb 27, 2011

• The Boston Bruins agreed to terms with defenseman Shane Hnidy on a one-year contract; signed right wing Kirk MacDonald.
• The Chicago Blackhawks agreed to terms with defenseman Brent Seabrook on a five-year contract extension.

Feb 26, 2011

• The Columbus Blue Jackets claimed defenseman Craig Rivet off waivers from Buffalo.
• The New York Rangers acquired defenseman Bryan McCabe from Florida for forward Tim Kennedy and a 2011 third-round draft pick.
• The Washington Capitals claimed left wing Marco Sturm off waivers from Los Angeles.

Feb 24, 2011

• The Atlanta Thrashers traded defenseman Brent Sopel and right wing Nigel Dawes to Montreal for center Ben Maxwell and a 2011 fourth-round draft pick.
• The Carolina Hurricanes acquired forward Cory Stillman from the Florida Panthers for center Ryan Carter and a 2011 fifth-round draft pick.
• The Ottawa Senators claimed forward Marek Svatos off waivers from Nashville; traded forward Alex Kovalev to Pittsburgh for a conditional 2011 seventh-round draft pick.
• The Tampa Bay Lightning traded goalie Dan Ellis to Anaheim for goalie Curtis McElhinney.

Feb 23, 2011

• The Washington Capitals signed forward Matt Hendricks to a two-year contract extension.

Feb 21, 2011

• The Pittsburgh Penguins traded defenseman Alex Goligoski to Dallas for left wing James Neal and defenseman Matt Niskanen.

Feb 19, 2011

• The Colorado Rockies traded right wing Chris Stewart and defenseman Kevn Shattenkirk to St. Louis for defenseman Erik Johnson and center Jay McClement.

Feb 18, 2011

• The Boston Bruins acquired defenseman Tomas Kaberle from Toronto exchange a 2011 first-round draft pick, forward Joe Colborne and a conditional 2012 second-round draft pick.
• The Carolina Hurricanes acquired defenseman Derek Joslin from San Jose for future considerations.
• The Colorado Avalanche acquired goalie Brian Elliott from the Ottawa Senators for goalie Craig Anderson.
• The St. Louis Blues traded defenseman Eric Brewer to Tampa Bay for the rights to defenseman Brock Beukeboom and a 2011 third-round draft pick.

Feb 17, 2011

• The Ottawa Senators acquired a 2011 sixth-round draft pick from the Anaheim Ducks for forward Jarkko Ruutu.

Feb 15, 2011

• The Atlanta Thrashers signed defenseman Dustin Byfuglien to a contract extension through the 2015-16 season.

Feb 14, 2011

• The Toronto Maple Leafs traded forward Kris Versteeg to Philadelphia for 2011 first- and third-round draft picks.

Feb 12, 2011

• The Dallas Stars agreed to terms with forward Jason Williams.

Feb 9, 2011

• The Chicago Blackhawks acquired forward Michael Frolik and goalie Alexander Salak from Florida for goalie Jack Skille, forward Hugh Jessiman and forward David Pacan.
• The Ottawa Senators traded forward Mike Fisher to Nashville for a 2011 first-round draft pick and a 2012 third-round pick.
• The Phoenix Coyotes acquired a 2011 sixth-round draft choice from the N.Y. Islanders for goalie Al Montoya.
• The San Jose Sharks acquired right wing Patrick Davis and center Mike Swift from New Jersey for center Steve Zalewski and defenseman Jay Leach.

Feb 6, 2011

• The Colorado Avalanche signed center Peter Forsberg.