May 31, 2011

• The Anaheim Ducks signed defenseman Sami Vatanen to a three-year contract.
• The Chicago Blackhawks signed goalie Alexander Salak to a two-year contract and forwards Byron Froese and David Gilbert to three-year contracts.
• The Detroit Red Wings signed forward Andrej Nestrasil to a three-year contract.
• The Florida Panthers signed right wing Jack Skille to a two-year contract and defenseman Roman Derlyuk to a one-year contract.
• The Los Angeles Kings signed defenseman Nicolas Deslauriers to a three-year contract.
• The New York Islanders agreed to terms with forward Casey Cizikas.
• The St. Louis Blues signed forward Patrik Berglund to a two-year contract.

May 30, 2011

• The Ottawa Senators signed forward Louie Caporusso to a two-year contract and forward Jakob Silfverberg to a three-year contract.

May 29, 2011

• The Edmonton Oilers re-signed forward Ryan Jones to a two-year contract.

May 27, 2011

• The Minnesota Wild signed left wing Kris Foucault to a three-year contract.
• The New York Islanders agreed to terms with goalie Anders Nilsson on a three-year contract.
• The San Jose Sharks signed forward Freddie Hamilton.

May 26, 2011

• The Minnesota Wild signed goalie Darcy Kuemper to a three-year contract.
• The Toronto Maple Leafs signed forward Kenny Ryan to a three-year contract.

May 25, 2011

• The Detroit Red Wings announced the retirement of defenseman Brian Rafalski.
• The New York Islanders agreed to terms with forward Kyle Okposo on a five-year contract.

May 24, 2011

• The Minnesota Wild signed forward Johan Larsson to a three-year contract.
• The Nashville Predators signed defenseman Victor Bartley to a two-year contract.

May 20, 2011

• The New York Rangers agreed to terms with goalie Scott Stajcer.
• The Phoenix Coyotes signed center Petteri Nokelainen to a one-year contract.

May 19, 2011

• The Anaheim Ducks signed right wing Emerson Etem to a three-year contract.
• The Chicago Blackhawks agreed to terms with goalie Corey Crawford on a three-year contract.
• The New York Rangers signed forward Christian Thomas to a three-year contract.
• The Ottawa Senators re-signed forward Zack Smith to a two-year contract and forward Colin Greening to a three-year contract.
• The Phoenix Coyotes signed center Ethan Werek to an entry-level contract.

May 18, 2011

• The Washington Capitals signed defenseman Zach Miskovic.

May 13, 2011

• The Montreal Canadiens signed defenseman Raphael Diaz to a one-year contract.
• The New York Islanders signed forward Michael Grabner to a five-year contract.

May 12, 2011

• The New York Rangers agreed to terms with forward Jason Wilson.
• The Tampa Bay Lightning signed right wing Richard Panik to a three-year contract.

May 11, 2011

• The Colorado Avalanche signed forward Milan Hejduk to a one-year contract through 2011-12.

May 9, 2011

• The New York Rangers acquired forward Oscar Lindberg from Phoenix for center Ethan Werek.
• The St. Louis Blues signed forward Kyle Hagel.

May 8, 2011

• The Phoenix Coyotes acquired center Ethan Werek from the New York Rangers for center Oscar Lindberg.

May 4, 2011

• The Boston Bruins signed defenseman Ryan Button.