The 2021 trade deadline is approaching. With that, a full list of trades that occur prior to deadline passing will be found here. Make sure to check back frequently to keep up-to-date with the deals that are taking place.
| April 12 | (News Coverage) | ||
 | F Richard Panik F Jakub Vrana 2021 1st-Round Pick 2022 2nd-Round Pick |  | F Anthony Mantha |
| April 12 | (News Coverage) | ||
 | 2021 4th-Round Pick |  | D Madison Bowey 2021 5th-Round Pick |
| April 12 | (News Coverage) | ||
 | D Jordie Benn | | 2021 6th-Round Pick |
| April 12 | (News Coverage) | ||
 | 2021 5th-Round Pick | | F Michael Raffl |
| April 12 | (News Coverage) | ||
| D Haydn Fleury |  | D Jani Hakanpaa 2022 6th-Round Pick |
| April 12 | (News Coverage) | ||
 | F Alexander Barbanov |  | F Antti Suomela |
| April 12 | (News Coverage) | ||
| 2022 5th-Round Pick | | D Ben Hutton |
| April 12 | (News Coverage) | ||
 | D Erik Gudbranson |  | 2023 7th-Round Pick |
| April 12 | (News Coverage) | ||
 | 2022 7th-Round Pick |  | D Erik Gustafsson |
| April 12 | (News Coverage) | ||
 | 2022 2nd-Round Pick F Emil Heineman |  | F Sam Bennett |
| April 12 | (News Coverage) | ||
| F Josh Dickinson F Ryder Rolston |  | F Carl Soderberg |
| April 12 | (News Coverage) | ||
| 2021 2nd-Round Pick 2022 3rd-Round Pick |  | 2022 5th-Round Pick D Nick DeSimone |
| April 12 | (News Coverage) | ||
| F Mattias Janmark | | 2022 5th-Round Pick |
| April 12 | (News Coverage) | ||
| D Nick DeSimone | | F Mattias Janmark |
| April 12 | (News Coverage) | ||
 | D Dmitri Kulikov |  | 2021 4th-Round Pick (conditional) |
| April 12 | (News Coverage) | ||
 | D Frederik Claesson | | G Magnus Chrona |
| April 12 | (News Coverage) | ||
| F Adam Gaudette | | F Matthew Highmore |
| April 12 | (News Coverage) | ||
 | F Jeff Carter |  | 2022 3rd-Round Pick (conditional) 2023 4th-Round Pick (conditional) |
| April 12 | (News Coverage) | ||
 | F Taylor Hall F Curtiz Lazar |  | F Anders Bjork 2021 2nd-Round Pick |
| April 11 | (News Coverage) | ||
 | D Braydon Coburn | | 2022 7th-Round Pick |
| April 11 | (News Coverage) | ||
| 2022 3rd-Round Pick | | G David Rittich |
| April 11 | (News Coverage) | ||
| D Mike Reilly | | 2022 3rd-Round Pick |
| April 11 | (News Coverage) | ||
| 2021 4th-Round Pick | | F Nick Foligno |
| April 11 | (News Coverage) | ||
 | 2021 1st-Round Pick 2022 4th-Round Pick | | F Stefan Noesen |
| April 11 | (News Coverage) | ||
| F Stefan Noesen | | F Nick Foligno |
| April 11 | (News Coverage) | ||
| 2021 3rd-Round Pick | | D Jonas Siegenthaler |
| April 11 | (News Coverage) | ||
| F Hayden Verbeek 2021 5th-Round Pick | | D Jon Merrill |
| April 10 | (News Coverage) | ||
| 2021 1st-Round Pick 2022 3rd-Round Pick | | D Brian Lashoff |
| April 10 | (News Coverage) | ||
| 2021 4th-Round Pick | | D David Savard |
| April 10 | (News Coverage) | ||
| D David Savard | | D Brian Lashoff |
| April 10 | (News Coverage) | ||
| G Devan Dubnyk | | D Greg Pateryn 2021 5th-Round Pick |
| April 10 | (News Coverage) | ||
| 2021 3rd-Round Pick | | D Brandon Montour |
| April 9 | (News Coverage) | ||
| D Patrik Nemeth | | 2022 4th-Round Pick |
| April 9 | (News Coverage) | ||
| 2022 7th-Round Pick (conditional) | | F Riley Nash |
| April 8 | (News Coverage) | ||
| F Brett Connolly D Riley Stillman F Henrik Borgstrom 2021 7th-Round Pick | | D Lucas Carlsson C Lucas Wallmark |
| April 7 | (News Coverage) | ||
| F Kyle Palmieri F Travis Zajac | | F A.J. Greer F Mason Jobst 2021 1st-Round Pick 2022 4th-Round Pick |
| April 2 | (News Coverage) | ||
| F Vinnie Hinostroza | | F Brad Morrison |