Grimsby Town (League Two): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-26 | Jude Soonsup-Bell | Grimsby Town | Port FC | Free |
| 2024-08-30 | Daniel Amos | Grimsby Town | Glentoran | Free |
| 2024-07-05 | Abo Eisa | Grimsby Town | Nongbua Pitchaya FC | Free |
| 2023-01-04 | James Pardington | Grimsby Town | Larne | Free |
| 2022-01-09 | Ryan Sears | Grimsby Town | Newtown AFC | Free |
| 2021-08-18 | Player | Grimsby Town | Haverfordwest County | Free |
| 2020-08-14 | Player | Aberystwyth Town | Grimsby Town | Free |