| 2024-févr.-3 |
|---|
| Washington Capitals |  | Anaheim Ducks | $250,000 (Salary Cap Year 1). |
| Anaheim Ducks | | Washington Capitals | Tobias Rieder (70). |
| 2023-oct.-30 |
|---|
| Washington Capitals | | Vancouver Canucks | 250 000 $ (Salary Cap). |
| Vancouver Canucks | | Washington Capitals | Nic Petan (71). |
| 2023-août-19 |
|---|
| Washington Capitals | | Toronto Maple Leafs | Y:2026-RND:1-WSH, Y:2026-RND:2-WSH, Y:2026-RND:3-WSH. |
| Toronto Maple Leafs | | Washington Capitals | Scott Glennie (75). |
| 2023-juil.-11 |
|---|
| Washington Capitals | | Vancouver Canucks | Thomas Greiss (72). |
| Vancouver Canucks | | Washington Capitals | Zemgus Girgensons (69). |
| 2023-juin-25 |
|---|
| Washington Capitals | | Los Angeles Kings | Y:2025-RND:3-WSH. |
| Los Angeles Kings | | Washington Capitals | Alex Formenton (60), Brett Lernout (63). |
| 2023-févr.-21 |
|---|
| Washington Capitals | | Buffalo Sabres | Zack Phillips (70), Brandon Coe (P). |
| Buffalo Sabres | | Washington Capitals | Gilbert Brule (70). |
| 2023-févr.-20 |
|---|
| Washington Capitals | | San Jose Sharks | Jason Gregoire (69), Y:2025-RND:1-WSH. |
| San Jose Sharks | | Washington Capitals | Mike Lundin (71), 1 600 000 $ (Salary Cap). |
| 2023-févr.-15 |
|---|
| Washington Capitals | | Vancouver Canucks | Y:2025-RND:2-WSH. |
| Vancouver Canucks | | Washington Capitals | Simon Johansson (63), Casey Fitzgerald (65). |
| 2023-janv.-5 |
|---|
| Buffalo Sabres | | Washington Capitals | Marek Schwarz (71), 429 000 $ (Salary Cap). |
| Washington Capitals | | Buffalo Sabres | Marek Schwarz (71). |
| Washington Capitals | | Buffalo Sabres | Daniel Walcott (67). |
| Buffalo Sabres | | Washington Capitals | Marek Schwarz (71). |
| Washington Capitals | | Buffalo Sabres | Fredrik Pettersson-Wentzel (72), 2 500 000 $ (Salary Cap). |
| Buffalo Sabres | | Washington Capitals | David Desharnais (76), Brandon Coe (P). |
| 2022-déc.-18 |
|---|
| Washington Capitals | | Vancouver Canucks | David Perron (75). |
| Vancouver Canucks | | Washington Capitals | Alexander Khokhlachev (72). |
| 2022-août-31 |
|---|
| Washington Capitals | | Buffalo Sabres | Fredrik Johansson (68), Drew Bagnall (67). |
| Buffalo Sabres | | Washington Capitals | Jason Gregoire (69). |
| 2022-juil.-17 |
|---|
| Washington Capitals | | Florida Panthers | Blake Coleman (66). |
| Florida Panthers | | Washington Capitals | Michal Teply (60). |
| 2022-juil.-15 |
|---|
| Washington Capitals | | Florida Panthers | Y:2023-RND:3-FLO, Y:2024-RND:3-WSH. |
| 2022-févr.-27 |
|---|
| Washington Capitals | | Pittsburgh Penguins | Nolan Foote (60), Y:2024-RND:2-WSH. |
| Pittsburgh Penguins | | Washington Capitals | Justin Keller (69), Y:2023-RND:3-FLO. |
| 2022-févr.-23 |
|---|
| Washington Capitals | | Dallas Stars | Mathieu Joseph (68), Tobias Lindberg (69), Y:2023-RND:3-WSH. |
| Dallas Stars | | Washington Capitals | Mikko Koivu (78). |
| 2021-déc.-10 |
|---|
| Washington Capitals | | San Jose Sharks | Alex Newhook (67), MacKenzie Weegar (69), Y:2024-RND:1-WSH. |
| San Jose Sharks | | Washington Capitals | Jonathan Blum (76). |
| 2021-août-8 |
|---|
| Washington Capitals | | Boston Bruins | Y:2022-RND:2-WSH, Y:2022-RND:3-WSH, Y:2023-RND:3-BUF. |
| Boston Bruins | | Washington Capitals | Marcel Noebels (65), Calle Jarnkrok (66), Noah Gregor (62), Pavel Gogolev (60), Oliver Okuliar (59). |
| 2021-août-2 |
|---|
| Washington Capitals | | Calgary Flames | Alexander Ovechkin (81). |
| Calgary Flames | | Washington Capitals | Devin Setoguchi (78). |
| 2021-mars-6 |
|---|
| Washington Capitals | | Montreal Canadiens | Joe Colborne (70), Y:2021-RND:1-NJD. |
| Montreal Canadiens | | Washington Capitals | Zack Phillips (70). |
| 2021-févr.-24 |
|---|
| Washington Capitals | | Montreal Canadiens | Benjamin Breault (70), Y:2021-RND:2-NYI. |
| Montreal Canadiens | | Washington Capitals | Evgeny Grachev (72). |
| 2021-janv.-31 |
|---|
| Buffalo Sabres | | Washington Capitals | Joe Colborne (70). |
| Washington Capitals | | Buffalo Sabres | P.K Subban (74), 4 500 000 $ (Salary Cap). |
| Buffalo Sabres | | Washington Capitals | P.K Subban (74). |
| Washington Capitals | | Buffalo Sabres | Joe Colborne (70). |
| Buffalo Sabres | | Washington Capitals | Joe Colborne (70), Y:2021-RND:2-NYI, Y:2023-RND:3-BUF. |
| Washington Capitals | | Buffalo Sabres | P.K Subban (74). |
| 2021-janv.-22 |
|---|
| Washington Capitals | | Montreal Canadiens | 250 000 $ (Salary Cap). |
| Montreal Canadiens | | Washington Capitals | Stefan Noesen (68). |
| 2021-janv.-18 |
|---|
| Washington Capitals | | Boston Bruins | Lee Stempniak (78). |
| Boston Bruins | | Washington Capitals | Roope Hintz (70), Y:2021-RND:1-NJD. |
| 2021-janv.-1 |
|---|
| Los Angeles Kings | | Washington Capitals | Ryan Pulock (70), Nazem Kadri (77). |
| Washington Capitals | | Los Angeles Kings | Ryan Ellis (77), Ryan Johansen (72), 900 000 $ (Salary Cap). |
| 2020-déc.-29 |
|---|
| Calgary Flames | | Washington Capitals | Ryan Ellis (77). |
| Washington Capitals | | Calgary Flames | Tyler Ennis (68). |
| 2020-déc.-28 |
|---|
| Calgary Flames | | Washington Capitals | David Perron (75), MacKenzie Weegar (68), Alex Newhook (66). |
| Washington Capitals | | Calgary Flames | Kenndal McArdle (78), Ryan Ellis (77). |
| 2020-août-7 |
|---|
| Washington Capitals | | Los Angeles Kings | Y:2020-RND:3-PHI. |
| Los Angeles Kings | | Washington Capitals | Nolan Foote (P). |
| Washington Capitals | | Boston Bruins | Dalton Thrower (69), Morgan Rielly (67). |
| Boston Bruins | | Washington Capitals | Ryan Ellis (77), Tyler Ennis (68), Y:2020-RND:3-PHI. |
| 2020-juin-5 |
|---|
| Philadelphia Flyers | | Washington Capitals | Alexander Ovechkin (81). |
| Washington Capitals | | Philadelphia Flyers | Jack Eichel (73), Jordan Schmaltz (69), Nikita Gusev (72). |
| 2019-nov.-25 |
|---|
| Washington Capitals | | Vancouver Canucks | Pierre-Marc Bouchard (78), Y:2020-RND:3-WSH, Y:2022-RND:1-WSH. |
| Vancouver Canucks | | Washington Capitals | Clayton Keller (71), Dalton Thrower (68), Mathieu Joseph (64), Kent Simpson (65). |
| 2019-août-23 |
|---|
| Buffalo Sabres | | Washington Capitals | Michael Grabner (72). |
| Washington Capitals | | Buffalo Sabres | Ondrej Palat (71). |
| 2019-juil.-21 |
|---|
| Washington Capitals | | Vancouver Canucks | Y:2023-RND:1-WSH, Y:2023-RND:2-WSH. |
| Vancouver Canucks | | Washington Capitals | Drew Bagnall (67), Evander Kane (70). |
| Washington Capitals | | Boston Bruins | Jason Dickinson (65), Y:2021-RND:3-WSH. |
| Boston Bruins | | Washington Capitals | Chase De Leo (63), Chris St-Jacques (67), Daniel Walcott (64), Robbie Baillargeon (61). |
| 2019-juil.-2 |
|---|
| Washington Capitals | | Vancouver Canucks | Y:2021-RND:2-WSH. |
| Vancouver Canucks | | Washington Capitals | Morgan Rielly (66). |
| 2019-juin-15 |
|---|
| Washington Capitals | | Vancouver Canucks | Morgan Rielly (66), Daniel Walcott (64). |
| 2019-févr.-24 |
|---|
| Washington Capitals | | Montreal Canadiens | Brian Gionta (70), Marcus Johansson (69), Y:2021-RND:1-WSH. |
| Montreal Canadiens | | Washington Capitals | Marian Hossa (79), Y:2020-RND:3-WSH. |
| 2019-févr.-19 |
|---|
| Philadelphia Flyers | | Washington Capitals | Ondrej Palat (71), Ryan Johansen (71). |
| Washington Capitals | | Philadelphia Flyers | Ilya Kovalchuk (82). |
| 2019-févr.-14 |
|---|
| Calgary Flames | | Washington Capitals | Kenndal McArdle (76). |
| Washington Capitals | | Calgary Flames | Devin Setoguchi (76), Y:2020-RND:1-WSH. |
| 2019-févr.-3 |
|---|
| Washington Capitals | | Edmonton Oilers | Mathieu Brisebois (68). |
| 2019-févr.-1 |
|---|
| Buffalo Sabres | | Washington Capitals | Mathieu Brisebois (68). |
| Washington Capitals | | Buffalo Sabres | Tobias Enstrom (69). |
| Vegas Golden Knights | | Washington Capitals | Jordan Schmaltz (70). |
| Washington Capitals | | Vegas Golden Knights | Brent Seabrook (75). |
| Vegas Golden Knights | | Washington Capitals | Brent Seabrook (75). |
| Washington Capitals | | Vegas Golden Knights | Nathan Beaulieu (69). |
| 2019-janv.-2 |
|---|
| Washington Capitals | | Montreal Canadiens | Shane Prince (68), Y:2020-RND:3-WSH. |
| Montreal Canadiens | | Washington Capitals | Brian Gionta (70). |
| 2018-nov.-2 |
|---|
| Vancouver Canucks | | Washington Capitals | Daniel Walcott (63), Morgan Rielly (66). |
| 2018-juil.-20 |
|---|
| Vegas Golden Knights | | Washington Capitals | Tobias Enstrom (69). |
| 2018-juil.-15 |
|---|
| Vegas Golden Knights | | Washington Capitals | Shane Prince (68). |
| Washington Capitals | | Vegas Golden Knights | Y:2018-RND:1-WSH, Y:2020-RND:2-WSH. |
| Vegas Golden Knights | | Washington Capitals | Nathan Beaulieu (69). |
| Washington Capitals | | Vegas Golden Knights | Y:2018-RND:1-DAL. |
| 2018-juin-30 |
|---|
| Washington Capitals | | Chicago Blackhawks | Marius Holtet (67), Y:2018-RND:1-PHI. |
| 2017-nov.-10 |
|---|
| Toronto Maple Leafs | | Washington Capitals | Kevin Marshall (74), Matt Niskanen (71), Y:2018-RND:1-DAL. |
| Washington Capitals | | Toronto Maple Leafs | Karl Alzner (75), Y:2019-RND:1-WSH. |
| 2017-août-31 |
|---|
| San Jose Sharks | | Washington Capitals | Shawn Horcoff (72). |
| Washington Capitals | | San Jose Sharks | Angelo Esposito (68), Y:2018-RND:3-NJD. |
| 2017-août-3 |
|---|
| Philadelphia Flyers | | Washington Capitals | Matt Keetley (66), Sergei Tolchinsky (60), Y:2018-RND:1-PHI. |
| Washington Capitals | | Philadelphia Flyers | Y:2017-RND:1-COL. |
| 2017-févr.-25 |
|---|
| Buffalo Sabres | | Washington Capitals | Matthew Lombardi (67), 2 000 000 $ (Salary Cap). |
| Washington Capitals | | Buffalo Sabres | Y:2018-RND:3-WSH, Y:2019-RND:3-WSH. |
| Buffalo Sabres | | Washington Capitals | Y:2018-RND:3-WSH, Y:2019-RND:3-WSH. |
| Washington Capitals | | Buffalo Sabres | Matthew Lombardi (67). |
| Buffalo Sabres | | Washington Capitals | Matthew Lombardi (67). |
| Washington Capitals | | Buffalo Sabres | Y:2018-RND:3-WSH, Y:2019-RND:3-WSH. |
| 2017-févr.-5 |
|---|
| Buffalo Sabres | | Washington Capitals | Jean-Sebastien Giguere (74). |
| Washington Capitals | | Buffalo Sabres | Chris Holt (70), Y:2017-RND:3-LAK, Y:2019-RND:2-WSH. |
| 2016-déc.-30 |
|---|
| Los Angeles Kings | | Washington Capitals | Chris Holt (70). |
| Washington Capitals | | Los Angeles Kings | Jeff Drouin-Deslauriers (69). |
| 2016-sept.-10 |
|---|
| Washington Capitals | | Pittsburgh Penguins | Y:2017-RND:2-ANA. |
| Pittsburgh Penguins | | Washington Capitals | Marcus Johansson (69). |
