Welcome to our Transfer Centre. Here we round-up all the Grimsby Town transfer rumours. The transfer rating is out of five (five being the most likely to happen and one being the most unlikely to happen).
Transfers In
| Name | Position | Club | Fee | Other Interest | Transfer Rating |
| Billy Clarke | AM/CF | Plymouth Argyle | Free | Completed | |
| Ross Wallace | LW | Unattached | Free | ⚽⚽ | |
| Tom Adeyemi | CM | Unattached | Free | ⚽⚽ | |
| Jordon Mutch | CM | Unattached | Free | ⚽ | |
| Sam Habergham | LB | Unattached | Free | ⚽ | |
| James Tilley | AM | Brighton & Hove Albion | Free with add-ons | ⚽⚽⚽ ⚽⚽ | |
| Ibra Sekajja | CF | Maidenhead | Free | ⚽⚽⚽ ⚽ | |
| Ethan Robson | CM | Sunderland | Loan | ⚽⚽⚽ | |
Transfers Out
| Name | Position | Club | Fee | Other Interest | Transfer Rating |
| James Hanson | CF | Leyton Orient | Free | ⚽ | |
| Jake Hessenthaler | CM | Mansfield Town | Free | ⚽ | |
| Moses Ogbu | AM | None | Released | ⚽⚽⚽ ⚽⚽ | |
