| Ashton Sautner was added to Senators. |
| Patrik Elias was added to Senators. |
| TRADE : From Senators to Devils : Troy Brouwer. |
| Luca Sbisa was added to Senators. |
| Jiri Tlusty was added to Senators. |
| Alex Lyon was added to Senators. |
| Richard Panik was added to Senators. |
| Josh Gorges was released. |
| TRADE : From Ducks to Senators : Troy Brouwer. |
| Justin Mercier was released. |
| Jesper Sellgren has been added to Senators. |
| TRADE : From Devils to Senators : Kari Lehtonen. |
| Ville Leino was released. |
| Runners was eliminated at round 4 of year 2015. |
| Senators paid 0 € to release Derek Meech. |
| Jake Allen was added to Senators. |
| Senators paid 0 € to release Petr Placek. |
| Senators paid 788.288 € to release Nicolas Blanchard. |
| Dawson Barteaux has been added to Senators. |
| Senators paid 552.500 € to release Reto Berra. |
