Dec 30, 2019

• The Buffalo Sabres signed LW Dalton Smith.
• The New Jersey Devils signed D Nikita Okhotyuk to a three-year, entry-level contract.

Dec 27, 2019

• The Dallas Stars named Sergei Zubov senior consultant to hockey operations.
• The Los Angeles Kings signed F Aidan Dudas to a three-year entry-level contract.

Dec 19, 2019

• The Winnipeg Jets claimed G Eric Comrie off waivers from Detroit.

Dec 16, 2019

• The Arizona Coyotes traded Fs Nick Merkley and Nate Schnarr, D Kevin Bahl, a conditional 2020 first-round draft pick and a conditional 2021 third-round draft pick to New Jersey for Fs Taylor Hall and Blake Speers
• The Los Angeles Kings waived F Ilya Kovalchuk.

Dec 12, 2019

• The Carolina Hurricanes acquired D Oliwer Kaski from the Detroit Red Wings for D Kyle Wood.

Dec 10, 2019

• The Dallas Stars fired coach Jim Montgomery. Promoted assistant coach Rick Bowness to interim head coach, Texas (AHL) coach Derek Laxdal to Dallas assistant coach and Texas assistant coach Neil Graham to head coach.

Dec 3, 2019

• The New York Devils fired coach John Hynes. Named Alain Nasreddine interim coach and Peter Horachek assistant coach.
• The Washington Capitals traded F Chandler Stephenson to Vegas for a 2021 fifth-round draft pick.

Dec 2, 2019

• The Pittsburgh Penguins signed F Stefan Noesen to a two-way contract.