The Ottawa Senators acquired forward Dylan Gambrell from the San Jose Sharks for a seventh-round draft pick in 2022.

The Ottawa Senators acquired forward Zach Sanford from the St. Louis Blues for center Logan Brown and a conditional fourth-round draft pick in 2022.

The Vegas Golden Knights acquired winger Evgeni Dadonov from the Ottawa Senators for defenseman Nick Holden and a third-round draft pick in 2022.

The Nashville Predators acquired defenseman Erik Gudbranson from the Ottawa Senators for defenseman Brandon Fortunato and a seventh-round draft pick in 2023.

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

The Boston Bruins acquired defenseman Mike Reilly from the Ottawa Senators for a third-round draft pick in 2022.

The Los Angeles Kings acquired defenseman Christian Wolanin from the Ottawa Senators for center Michael Amadio.

The Carolina Hurricanes acquired forwards Cedric Paquette and Alex Galchenyuk from the Ottawa Senators for winger Ryan Dzingel.

In a three-team trade, the San Jose Sharks acquired defenseman Christian Jaros from the Ottawa Senators; Ottawa acquired winger Jack Kopacka from the Anaheim Ducks and a seventh-round draft pick in 2022 from the Sharks, and Anaheim acquired defenseman Trevor Carrick from the Sharks.

The Carolina Hurricanes acquired defenseman Maxime Lajoie from the Ottawa Senators for center Clark Bishop.

The Ottawa Senators acquired forward Cedric Paquette, defenseman Braydon Coburn and a second-round draft pick in 2022 from the Tampa Bay Lightning for goaltender Anders Nilsson and winger Marian Gaborik.

The Ottawa Senators acquired centerman Derek Stepan from the Arizona Coyotes for a second-round draft pick in 2021.

The Nashville Predators acquired winger Michael Carcone from the Ottawa Senators for center Zach Magwood.

The Ottawa Senators acquired winger Austin Watson from the Nashville Predators for a fourth-round draft pick in 2021.

The Ottawa Senators acquired defenseman Erik Gudbranson from the Anaheim Ducks for a fifth-round draft pick in 2021.

The Ottawa Senators acquired goaltender Matt Murray from the Pittsburgh Penguins for winger Jonathan Gruden and a second-round draft pick in 2020 (No. 52 overall).

The Ottawa Senators acquired defenseman Josh Brown from the Florida Panthers for a fourth-round draft pick in 2020.

The Edmonton Oilers acquired winger Tyler Ennis from the Ottawa Senators for a fifth-round draft pick in 2021.

The Ottawa Senators acquired forward Matthew Peca from the Montreal Canadiens for a seventh-round draft pick in 2022 and center Aaron Luchuk.

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 Colorado Avalanche acquired forward Vladislav Namestnikov from the Ottawa Senators for a fourth-round draft pick in 2021.

The Toronto Maple Leafs acquired winger Max Veronneau from the Ottawa Senators for center Aaron Luchuk and a conditional sixth-round draft pick in 2021.

The Winnipeg Jets acquired defenseman Dylan Demelo from the Ottawa Senators for a third-round draft pick in 2020.

The Ottawa Senators acquired defenseman Mike Reilly from the Montreal Canadiens for a fifth-round draft pick in 2021 and forward Andrew Sturtz.

The Florida Panthers acquired winger Jack Rodewald from the Ottawa Senators for winger Chris Wilkie.

The Ottawa Senators acquired forward Vladislav Namestnikov from the New York Rangers for defenseman Nick Ebert and a fourth-round draft pick in 2021.

The Ottawa Senators acquired a fifth-round draft pick in 2020 and winger Ryan Callahan from the Tampa Bay Lightning for goaltender Mike Condon and a sixth-round draft pick in 2020.

The Ottawa Senators acquired center Artem Anisimov from the Chicago Blackhawks for forward Zack Smith.

The Ottawa Senators acquired defenseman Nikita Zaitsev, winger Connor Brown and forward Michael Carcone from the Toronto Maple Leafs for defensemen Cody Ceci and Ben Harpur, center Aaron Luchuk and a third-round draft pick in 2020.

The Vegas Golden Knights acquired wingers Mark Stone and Tobias Lindberg from the Ottawa Senators for defenseman Erik Brannstrom, forward Oscar Lindberg and a second-round draft pick in 2020.

The Ottawa Senators acquired forward Brian Gibbons from the Anaheim Ducks for defenseman Patrick Sieloff.

The Columbus Blue Jackets acquired winger Ryan Dzingel and a seventh-round draft pick in 2019 from the Ottawa Senators for winger Anthony Duclair, a second-round draft pick in 2020 and a second-round draft pick in 2021.

The Columbus Blue Jackets acquired center Matt Duchene and defenseman Julius Bergman from the Ottawa Senators for wingers Vitaly Abramov and Jonathan Davidsson, a conditional first-round draft pick in 2019 and a conditional first-round draft pick in 2020.

The Colorado Avalanche acquired forward Max McCormick from the Ottawa Senators for forward J.C. Beaudin.

The Ottawa Senators acquired defenseman Cody Goloubef from the Boston Bruins for forward Paul Carey.

The Toronto Maple Leafs acquired forward Gabriel Gagne from the Ottawa Senators for winger Morgan Klimchuk.

The Ottawa Senators acquired goaltender Anders Nilsson and winger Darren Archibald from the Vancouver Canucks for forward Tom Pyatt, goaltender Mike McKenna and a sixth-round draft pick in 2019.

The Ottawa Senators acquired defenseman Stefan Elliott and winger Tobias Lindberg from the Pittsburgh Penguins for forward Ben Sexton and defenseman Macoy Erkamps.

The Edmonton Oilers acquired defenseman Chris Wideman from the Ottawa Senators for a conditional sixth-round draft pick in 2020.

The San Jose Sharks acquired defenseman Erik Karlsson and winger Francis Perron from the Ottawa Senators for center Chris Tierney, winger Rudolfs Balcers, defenseman Dylan Demelo, center Josh Norris, a conditional first-round draft pick in 2020, a conditional second-round draft pick in 2019, a conditional second-round draft pick in 2021 and another conditional first-round draft pick.

The San Jose Sharks acquired winger Mike Hoffman, defenseman Cody Donaghey and a fifth-round draft pick in 2020 from the Ottawa Senators for winger Mikkel Boedker, defenseman Julius Bergman and a sixth-round draft pick in 2020.

The Calgary Flames acquired center Nick Shore from the Ottawa Senators for a seventh-round draft pick in 2019.

The Columbus Blue Jackets acquired defenseman Ian Cole from the Ottawa Senators for forward Nick Moutrey and a third-round draft pick in 2020.

In a three-team trade, the Pittsburgh Penguins acquired center Derick Brassard, forward Vincent Dunn and a third-round draft pick in 2018 from the Ottawa Senators, and winger Tobias Lindberg from the Vegas Golden Knights; the Senators acquired goaltender Filip Gustavsson, defenseman Ian Cole, a first-round draft pick in 2018 and third-round draft pick in 2019 from Pittsburgh, and the Golden Knights acquired winger Ryan Reaves and a fourth-round draft pick in 2018 from Pittsburgh.

The Chicago Blackhawks acquired forward Chris DiDomenico from the Ottawa Senators for defenseman Ville Pokka.

The Los Angeles Kings acquired defenseman Dion Phaneuf and forward Nate Thompson from the Ottawa Senators for winger Marian Gaborik and forward Nick Shore.

In a three-team trade, the Ottawa Senators acquired forward Matt Duchene from the Colorado Avalanche; the Nashville Predators acquired center Kyle Turris from the Ottawa Senators, and the Avalanche acquired defenseman Samuel Girard, forward Vladislav Kamenev and a second-round draft pick in 2018 from Nashville, plus forward Shane Bowers, goaltender Andrew Hammond, a conditional first-round draft pick in 2018 and a third-round draft pick in 2019 from Ottawa.

The Ottawa Senators acquired defenseman Brandon Gormley from the New Jersey Devils for future considerations.

The Calgary Flames acquired forward Curtis Lazar and defenseman Michael Kostka from the Ottawa Senators for defenseman Jyrki Jokipakka and a second-round draft pick in 2017.

The Ottawa Senators acquired winger Viktor Stalberg from the Carolina Hurricanes for a third-round draft pick in 2017.

The Ottawa Senators acquired winger Alexandre Burrows from the Vancouver Canucks for forward Jonathan Dahlen.

The Ottawa Senators acquired winger Marc Hagel from the Minnesota Wild for future considerations.

The Ottawa Senators acquired forward Tommy Wingels from the San Jose Sharks for wingers Buddy Robinson and Zack Stortini, plus a seventh-round draft pick in 2017.

The Ottawa Senators acquired goaltender Mike Condon from the Pittsburgh Penguins for a fifth-round draft pick in 2017.

The Ottawa Senators acquired center Derick Brassard and a seventh-round draft pick in 2018 from the New York Rangers for center Mika Zibanejad and a second-round draft pick in 2018.

The Calgary Flames acquired winger Alex Chiasson from the Ottawa Senators for defenseman Patrick Sieloff.

The Ottawa Senators acquired forward Michael Keranen from the Minnesota Wild for defenseman Conor Allen.

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 Ottawa Senators acquired forwards Jason Akeson and Phil Varone, defenseman Jerome Leduc and a conditional seventh-round draft pick in 2016 from the Buffalo Sabres for center Eric O'Dell, wingers Cole Schneider and Alexander Guptill, plus defenseman Michael Sdao.

The Ottawa Senators acquired defenseman Dion Phaneuf and Cody Donaghey, wingers Matt Frattin and Casey Bailey, plus center Ryan Rupert from the Toronto Maple Leafs for defenseman Jared Cowen, wingers Tobias Lindberg, Milan Michalek and Colin Greening, plus a second-round draft pick in 2017.

The Ottawa Senators acquired defenseman Conor Allen from the Nashville Predators for defenseman Patrick Mullen.

The Edmonton Oilers acquired defenseman Eric Gryba from the Ottawa Senators for winger Travis Ewanyk and a fourth-round draft pick in 2015 (No. 107 overall).

The Buffalo Sabres acquired goaltender Robin Lehner and center David Legwand from the Ottawa Senators for a first-round draft pick in 2015 (No. 21 overall).

The Dallas Stars acquired center Jason Spezza and winger Ludwig Karlsson from the Ottawa Senators for wingers Alex Chiasson, Alexander Guptill and Nicholas Paul, plus a second-round draft pick in 2015.