Panarin was a promising young player in Chicago. It also decided against re-signing captain Shane Doan after 21 years with the franchise, and then announced Thursday that Dave Tippett was out after eight seasons in a mutual agreement between the coach and the franchise.
Blackhawks general manager Stan Bowman promised change after his team was bounced in the opening round of the playoffs.
Hjalmarsson gives Arizona more stability on the back end after it traded away No. 1 goalie Mike Smith last weekend.
Sensex ends 153 pts lower ahead of long weekend
The 30-share pack, which opened at 31,352 against the previous close of 31,290, witnessed a 255-point swing in intraday trade. Nifty Bank, the banking sub-index of NSE, shed 0.81 per cent, while the Nifty PSU Bank index declined 1.98 per cent.
Bowman traded forwards Panarin and Tyler Motte and Chicago's sixth-round selection in this weekend's National Hockey League draft to Columbus for Saad, goaltender Anton Forsberg and a fifth-round draft pick next year.
"I certainly like the fact that we're getting younger", Bowman said.
Saad, 24, won two Stanley Cups in four seasons with the Blackhawks before being traded to the Columbus Blue Jackets prior to last season in exchange for Artem Anisimov and Marko Dano. Dauphin, 22, has played in 32 career games with the Coyotes over the last two seasons, scoring three goals and one assist.
"His rookie year will always rank among the best in franchise history and his exciting style of play provided many memorable moments for our fans during his two seasons as a member of the team", Bowman said. Following up that impressive showing in his sophomore year, Panarin scored 31 goals and 74 points in 82 games and earned himself a two-year contract extension that would pay him $6 million per season set to kick in at the start of the 2017-18 season.
Hossa had 26 goals and 19 assists in 73 games last season.