| Richard Panik was added to Senators. |
| Alex Lyon was added to Senators. |
| Patrik Elias was added to Senators. |
| Ashton Sautner was added to Senators. |
| TRADE : From Senators to Devils : Troy Brouwer. |
| Luca Sbisa was added to Senators. |
| Jiri Tlusty was added to Senators. |
| Vincent Lecavalier was released. |
| Radel Fazleev was added to Senators. |
| Nikolay Goldobin was added to Senators. |
| Michael Caruso was released. |
| Ivan Prosvetov has been added to Senators. |
| Senators paid 910.000 € to release Jiri Tlusty. |
| Roman Josi has been selected as assistant for Senators. |
| Senators show interest in Justin Falk from waiver. |
| Clark Seymour was released. |
| Senators paid 0 € to release Manny Malhotra. |
| Wayne Simmonds was added to Senators. |
| Senators paid 1.085.175 € to release Corey Cowick. |
| Samuel Houde has been added to Senators. |
