Hjalmarsson, 30, played 10 seasons with Chicago, which took him in the fourth round (No. 108) of the 2005 NHL Draft. He played 73 games this season and had 18 points (five goals, 13 assists). In 623 NHL games, he has 143 points (23 goals, 120 assists). Hjalmarsson was scoreless in four Stanley Cup Playoff games and has 28 points (two goals, 26 assists) in 128 postseason games. He was a member of the Blackhawks' Cup-winning teams in 2010, 2013 and 2015.
Hjalmarsson has two years remaining on a five-year, $20.5 million contract (an average annual value of $4.1 million), according to CapFriendly.com.
"Niklas' contributions to the three Stanley Cup championship teams are well known, but his dependability as a teammate, selfless attitude and the way he represented the Chicago Blackhawks on and off the ice are what made him such a beloved member of the organization," Blackhawks general manager Stan Bowman said. "He made his debut in Chicago in 2008 and quietly established himself as one of the toughest competitors in franchise history. We wish he and his family continued success."
Murphy, 24, had 17 points (two goals, 15 assists) in 77 games this season for the Coyotes, who selected him in the first round (No. 20) of the 2011 NHL Draft. In 258 games during four NHL seasons, all with the Coyotes, he has 49 points (13 goals, 36 assists).
Murphy has five years remaining on a six-year, $23.1 million contract (an average annual value of $3.85 million).
Dauphin, 22, had two goals and one assist in 24 games for the Coyotes. He has four points (three goals, one assist) during two seasons with Arizona, which took him in the second round (No. 39) in the 2013 NHL Draft. He will make $745,000 next season.
