| Jamie McGinn was added to Islanders. |
| TRADE : From Islanders to Avalanche : Paul Stastny. |
| Sound Tigers was eliminated at round 3 of year 2017. |
| TRADE : From Islanders to Lightning : Andrew MacDonald. |
| Islanders paid 0 € to release Paul Martin. |
| Islanders paid 0 € to release Kirill Kabanov. |
| Matt Watkins was released. |
| TRADE : From Stars to Islanders : Connor Brickley. |
| Patrik Virta was added to Islanders. |
| Landon Bow was added to Islanders. |
| TRADE : From Devils to Islanders : Brad Richardson. |
| TRADE : From Islanders to Blue Jackets : Kris Russell. |
| Nicholas Saracino was added to Islanders. |
| General Manager Change : Islanders hired general manager NFHL |
| Peter Budaj was released. |
| Islanders paid 357.500 € to release Tyson Spink. |
| Erik Cernak was added to Islanders. |
| Jonathan Davidsson was added to Islanders. |
| Paul Martin was released. |
| Kirill Kabanov was released. |
