The Arizona Coyotes acquired winger Andrew Ladd, a second-round draft pick in 2021 (No. 60 overall), a conditional second-round draft pick in 2022 and a conditional third-round draft pick in 2023 from the New York Islanders for future considerations.

The Detroit Red Wings acquired defenseman Nick Leddy from the New York Islanders for winger Richard Panik and a second-round draft pick in 2021.

The New York Islanders acquired defenseman Braydon Coburn from the Ottawa Senators for a seventh-round draft pick in 2022.

The New York Islanders acquired winger Kyle Palmieri and center Travis Zajac from the New Jersey Devils for a first-round draft pick in 2021, a conditional fourth-round draft pick in 2022, winger A.J. Greer and forward Mason Jobst.

The New York Islanders acquired left winger Dmytro Timashov from the Detroit Red Wings for future considerations.

The Colorado Avalanche acquired defenseman Devon Toews from the New York Islanders for a second-round draft pick in 2021 and a second-round draft pick in 2022.

The New York Islanders acquired winger A.J. Greer from the Colorado Avalanche for defenseman Kyle Burroughs.

The New York Islanders acquired center Jean-Gabriel Pageau from the Ottawa Senators for a conditional first-round draft pick in 2020, a second-round draft pick in 2020 and a conditional third-round draft pick in 2022.

The New York Islanders acquired defenseman Andy Greene from the New Jersey Devils for a second-round draft pick in 2021 and defenseman David Quenneville.

The New York Islanders acquired winger Matt Martin from the Toronto Maple Leafs for goaltender Eamon McAdam.

The New York Islanders acquired forward Chris Wagner from the Anaheim Ducks for winger Jason Chimera.

The New York Islanders acquired defenseman Brandon Davidson from the Edmonton Oilers for a third-round draft pick in 2019.

The New York Islanders acquired goaltender Kristers Gudlevskis from the Tampa Bay Lightning for forward Carter Verhaeghe.

The Calgary Flames acquired defenseman Travis Hamonic and a conditional fourth-round draft pick in 2019 or 2020 for a first-round draft pick in 2018, a second-round draft pick in 2018 and a conditional second-round draft pick in 2019 or 2010.

The New York Islanders acquired winger Jordan Eberle from the Edmonton Oilers for forward Ryan Strome.

The Colorado Avalanche acquired winger Taylor Beck from the New York Islanders for center Marc-Andre Cliche.

The New York Islanders acquired forward Shane Prince and a seventh-round draft pick in 2016 from the Ottawa Senators for a third-round draft pick in 2016.

The Toronto Maple Leafs acquired winger Michael Grabner from the New York Islanders for winger Taylor Beck, defensemen Tom Nilsson and Matt Finn, goaltender Christopher Gibson and forward Carter Verhaege.

The Edmonton Oilers acquired defenseman Griffin Reinhart from the New York Islanders for a first-round draft pick in 2015 (No. 16 overall) and a second-round draft pick in 2015 (No. 33 overall).

The Arizona Coyotes acquired goaltender David Leggio from the New York Islanders for winger Mark Louis.

The Vancouver Canucks acquired winger Cory Conacher from the New York Islanders forward Dustin Jeffrey.

The New York Islanders acquired goalie Michal Neuvirth from the Buffalo Sabres for goalie Chad Johnson and a conditional third-round draft pick in 2016.

The New York Islanders acquired winger Tyler Kennedy from the San Jose Sharks for a conditional draft pick.

The Vancouver Canucks acquired defenseman Andrey Pedan from the New York Islanders for winger Alexandre Mallet and a third-round draft pick in 2016.

The New York Islanders acquired defenseman Nick Leddy and goaltender Kent Simpson from the Chicago Blackhawks for defensemen T.J. Brennan and Ville Pokka, plus goaltender Anders Nilsson.

The New York Islanders acquired defenseman Johnny Boychuk from the Boston Bruins for a second-round draft pick in 2015, a second-round draft pick in 2016 and a conditional third-round draft pick in 2015.

The New York Islanders acquired defenseman Dan Boyle from the San Jose Sharks for a conditional fifth-round draft pick in 2015.

The New York Islanders acquired goaltender Jaroslav Halak from the Washington Capitals for a fourth-round draft pick in 2014.