| TRADE : From Islanders to Lightning : Andrew MacDonald. |
| Jamie McGinn was added to Islanders. |
| TRADE : From Islanders to Avalanche : Paul Stastny. |
| Sound Tigers was eliminated at round 3 of year 2017. |
| Paul Phillips was released. |
| Eric Schierhorn was added to Islanders. |
| Islanders paid 481.118 € to release Chris Calnan. |
| General Manager Change : Islanders fired general manager Fabian |
| Islanders paid 0 € to release Peter Budaj. |
| Owen Tippett was added to Islanders. |
| Curtis Glencross was released. |
| Nathan Longpre was released. |
| Islanders paid 0 € to release Matt Watkins. |
| Landon Bow was added to Islanders. |
| Yaroslav Dyblenko was added to Islanders. |
| TRADE : From Devils to Islanders : Brad Richardson. |
| Chris Calnan was released. |
| Nicholas Saracino was added to Islanders. |
| Islanders paid 0 € to release Niklas Svedberg. |
| General Manager Change : Islanders hired general manager NFHL |
