| | D | Called up from minors (The New York Islanders recalled D Travis Mitchell from the minors.) |
| | D | Placed on Injured Reserve (The New York Islanders placed D Mike Reilly on injured reserve.) |
| | D | Called up from minors (The New York Islanders recalled D Isaiah George from the minors.) |
| | D | Sent to minors (The New York Islanders sent D Samuel Bolduc to the minors.) |
| | D | Called up from minors (The New York Islanders recalled D Samuel Bolduc from the minors.) |
| | C | Placed on Injured Reserve (The New York Islanders placed F Mathew Barzal on injured reserve.) |
| | D | Called up from minors (The New York Islanders recalled D Grant Hutton from the minors.) |
| | D | Placed on Injured Reserve (The New York Islanders placed D Adam Pelech on injured reserve.) |
| | RW | Called up from minors (The New York Islanders recalled F Hudson Fasching from the minors.) |
| | C | Sent to minors (The New York Islanders sent F Liam Foudy to the minors.) |
| | LW | Signed (The New York Islanders signed F Matt Martin.) |
| | LW | Called up from minors (The New York Islanders recalled F Pierre Engvall from the minors.) |
| | LW | Placed on Injured Reserve (The New York Islanders placed F Anthony Duclair on long-term injured reserve.) |
| | C | Called up from minors (The New York Islanders recalled F Liam Foudy from the minors.) |
| | RW | Waived (The New York Islanders waived F Julien Gauthier.) |
| | LW | Other Transaction (F Matt Martin is with the team, but not active as he awaits a contract under a PTO deal.) |
| | LW | Sent to minors (The New York Islanders sent F Daylan Kuefler to the minors.) |
| | G | Waived (The New York Islanders waived G Marcus Hogberg.) |
| | D | Waived (The New York Islanders waived D Grant Hutton.) |
| | D | Waived (The New York Islanders waived D Samuel Bolduc.) |
| | RW | Waived (The New York Islanders waived F Hudson Fasching.) |
| | LW | Waived (The new York Islanders waived F Pierre Engvall.) |
| | C | Waived (The New York Islanders waived F Fredrik Karlstrom.) |
| | LW | Waived (The New York Islanders waived F Pierre Engvall.) |
| | C | Waived (The New York Islanders waived F Liam Foudy.) |
| | G | Sent to minors (The New York Islanders assigned G Keith Kinkaid to the minors.) |
| | D | Sent to minors (The New York Rangers sent D Matias Rajaniemi to the minors.) |
| | D | Sent to minors (The New York Islanders sent G Wyatt Newpower to the minors.) |
| | LW | Sent to minors (The New York Islanders sent F Jack Randl to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Christian Krygier to the minors.) |
| | C | Sent to minors (The New York Islanders sent F Justin Gill to the minors.) |
| | LW | Sent to minors (The New York Islanders sent F Riley Piercey to the minors.) |
| | C | Sent to minors (The New York Islanders sent F Cam Thiesing to the minors.) |
| | G | Sent to minors (The New York Islanders sent G Henrik Tikkanen to the minors.) |
| | RW | Sent to minors (The New York Islanders sent F Matthew Maggio to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Marshall Warren to the minors.) |
| | C | Sent to minors (The New York Islanders sent F Marc Gatcomb to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Calle Odelius to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Travis Mitchell to the minors.) |
| | RW | Sent to minors (The New York Islanders sent F Alex Jefferies to the minors.) |
| | RW | Sent to minors (The New York Islanders sent F William Dufour to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Aidan Fulp to the minors.) |
| | RW | Sent to minors (The New York Islanders sent F Eetu Liukas to the minors.) |
| | D | Sent to minors (The New York Islanders sent D Isaiah George to the minors.) |
| | RW | Waived (The New York Islanders waived F Tyce Thompson.) |
| | LW | Sent to minors (The New York Islanders assigned F Jesse Nurmi to the minors.) |
| | LW | Signed (The New York Islanders signed F Matt Martin to a professional tryout agreement.) |
| | G | Signed (The New York Islanders signed G Keith Kinkaid to a professional tryout agreement.) |
| | D | Activated (The New York Islanders activated D Scott Mayfield.) |
| | RW | Contract extended (The New York Islanders signed F Simon Holmstrom to a contract extension.) |
| | LW | Not With Team (New York Islanders F Ruslan Iskhakov signed with a KHL team.) |
| | C | Signed (The New York Islanders signed F Liam Foudy to a two-way contract.) |
| | C | Signed (The New York Islanders signed F Fredrik Karlstrom.) From |
| | C | Signed (The New York Islanders signed F Marc Gatcomb.) |
| | D | Signed (The New York Islanders signed D Mike Reilly to a standard contract.) |
| | LW | Signed (The New York Islanders signed F Anthony Duclair to a standard contract.) |
| | RW | Became Unrestricted Free Agent (F Cal Clutterbuck elected free agency.) |
| | D | Became Unrestricted Free Agent (D Robert Bortuzzo elected free agency.) |
| | D | Became Unrestricted Free Agent (D Mike Reilly elected free agency.) |
| | LW | Became Unrestricted Free Agent (F Matt Martin elected free agency.) |
| | RW | Contract extended (The New York Islanders extend a qualifying offer to F Tyce Thompson.) |
| | D | Became Unrestricted Free Agent (D Sebastian Aho elected free agency.) |
| | C | Drafted (The New York Islanders drafted C Kamil Bednarik) |
| | G | Became Unrestricted Free Agent (G Kenneth Appleby elected free agency.) |
| | G | Drafted (The New York Islanders drafted G Marcus Gidlof) |
| | G | Drafted (The New York Islanders drafted G Dmitry Gamzin) |
| | D | Drafted (The New York Islanders drafted D Jesse Pulkkinen) |
| | C | Became Unrestricted Free Agent (F Karson Kuhlman elected free agency.) |
| | C | Became Unrestricted Free Agent (F Brian Pinho elected free agency.) |
| | D | Drafted (The New York Islanders drafted D Xavier Veilleux.) |
| | D | Became Unrestricted Free Agent (D Paul LaDue elected free agency.) |
| | LW | Drafted (The New York Islanders drafted LW Cole Eiserman) |
| | C | Signed (The New York Islanders signed F Kyle MacLean to a three-year contract.) |
| | LW | Signed (The New York Islanders signed F Jesse Nurmi to an entry-level contract.) |
| | LW | Signed (The New York Islanders signed F Jesse Nurmi to an entry-level contract.) |
| | RW | Signed (The New York Islanders signed F Maxim Tsyplakov to a one-year, entry-level contract.) |
| | G | Signed (The New York Islanders signed G Marcus Hogberg to a two-year deal.) |
| | D | Called up from minors (The New York Islanders recalled D Dennis Cholowski from the minors.) |
| | D | Called up from minors (The New Jersey Devils recalled D Robin Salo from the minors.) |
| | C | Called up from minors (The New York Islanders recalled F Brian Pinho from the minors.) |
| | RW | Called up from minors (The New York Islanders recalled F Julien Gauthier from the minors.) |
| | C | Called up from minors (The New York Islanders recalled F Karson Kuhlman from the minors.) |
| | G | Called up from minors (The New York Islanders recalled G Jakub Skarek from the minors.) |
| | RW | Signed (The New York Islanders signed F Alex Jefferies.) |
| | G | Signed (The New York Islanders signed G Henrik Tikkanen.) |
| | LW | Called up from minors (The New York Islanders recalled F Ruslan Iskhakov from the minors.) |
| | D | Signed (The New York Islanders signed D Marshall Warren to a two-year, entry-level contract.) |
Yahoo Sports 
Pittsburgh