Ottawa acquired Phaneuf in a nine-player trade with the Toronto Maple Leafs on Feb. 9, 2016. He has 478 points (133 goals, 345 assists) in 955 NHL games for the Calgary Flames, Toronto and Ottawa. The 32-year-old is signed through the 2020-21 NHL season. Ottawa will retain 25 percent of the remaining money on his contract.
Shore has 15 points (four goals, 11 assists) in 49 games this season, and 49 points (14 goals, 35 assists) in 221 games with the Kings. The 25-year-old can become a restricted free agent July 1.
Gaborik has 14 points (seven goals, seven assists) in 30 games this season, and 808 points (403 goals, 405 assists) in 1,019 NHL games with the Minnesota Wild, New York Rangers, Columbus Blue Jackets and Kings. The 36-year-old is signed through 2020-21. He had 22 points (14 goals, eight assists) in 26 playoff games winning the Stanley Cup with Los Angeles in 2014.
Thompson has 11 points (four goals, seven assists) in 43 games this season, and 122 points (52 goals, 70 assists) in 593 NHL games with the Boston Bruins, New York Islanders, Tampa Bay Lightning, Anaheim Ducks and Senators. The 33-year-old is signed through next season.
NHL.com staff writer Lisa Dillman and correspondent Wes Crosby contributed to this report