In
| Zach Hyman, LW/RW | Free Agent – Toronto |
| Cody Ceci, D | Free Agent – Pittsburgh |
| Warren Foegele, LW/RW | Trade – Carolina |
| Derek Ryan, C/RW | Free Agent – Calgary |
| Duncan Keith, D | Trade – Chicago |
| Tim Soderlund, LW/RW | Trade – Chicago |
Out
| Joseph Gambardella, W/C | Free Agent – New Jersey |
| Jujhar Khaira, LW/C | Free Agent – Chicago |
| Ethan Bear, D | Trade – Carolina |
| Dmitry Kulikov, D | Free Agent – Minnesota |
| Adam Larsson, D | Expansion Draft – Seattle |
| Dylan Wells, G | Trade – Carolina |
| Caleb Jones, D | Trade – Chicago |
| Gaetan Haas, C | Free Agent – Europe |
| Adam Cracknell, RW/C | Free Agent – Minnesota |
| Joakim Nygard, LW | Free Agent – Europe |
Unrestricted Free Agents – Mikko Koskinen, Kyle Turris, Josh Archibald, Kris Russell, Alex Stalock and Seth Griffith.