Boston Bruins defenseman Charlie McAvoy has agreed to an eight-year, $76 million contract extension, a source told ESPN on Friday.

The 23-year-old was due to be a restricted free agent after the season.

The Montreal Canadiens and rising star Nick Suzuki have reached agreement on an eight-year, $63 million contract.

The 22-year-old is going into the final season of a four-year, $4.16 million deal he signed with the Vegas Golden Knights.

The Blackhawks brought back Erik Gustafsson on Monday, agreeing to a one-year contract with the free-agent defenseman.

Gustafsson was released by the New York Islanders on Sunday. The deal with Chicago is worth $800,000.

The New York Rangers and top center Mika Zibanejad have agreed to an eight-year contract worth $68 million.

Zibanejad, 28, will count $8.5 million against the salary cap beginning next season and through 2029-30. He was a point-a-game player last season with 24 goals and 26 assists in 50 games.

The Florida Panthers have secured their franchise center with a blockbuster contract.

Aleksander Barkov has agreed to an eight-year, $80 million contract with the Panthers, a source told ESPN on Friday. The majority of the contract consists of signing-bonus money.