Sheff Utd U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-07-01 | Billy Blacker | Sheff Utd U18 | Sheff Utd U21 | — |
| 2023-07-01 | Owen Hampson | Sheff Utd U18 | Sheff Utd U21 | — |
| 2023-07-01 | Levis Pitan | Sheff Utd U18 | Sheff Utd U21 | — |
| 2023-01-01 | Dovydas Sasnauskas | Chelsea Youth | Sheff Utd U18 | Free |
| 2022-07-01 | Sydie Peck | Sheff Utd U18 | Sheff Utd U21 | — |
| 2022-07-01 | Oliver Arblaster | Sheff Utd U18 | Sheff Utd U21 | — |
| 2022-07-01 | Louie Marsh | Sheff Utd U18 | Sheff Utd U21 | — |
| 2021-10-22 | Oliver Arblaster | Sheff Utd U18 | Bradford PA | Loan |
| 2021-07-13 | Sydie Peck | Arsenal Youth | Sheff Utd U18 | Free |
| 2021-07-01 | William Osula | Sheff Utd U18 | Sheffield U23 | — |
| 2021-07-01 | Owen Hampson | Man Utd Youth | Sheff Utd U18 | Free |
| 2021-07-01 | Levis Pitan | Coventry City Y | Sheff Utd U18 | — |
| 2021-07-01 | Daniel Jebbison | Sheff Utd U18 | Sheff Utd | — |
| 2021-07-01 | Antwoine Hackford | Sheff Utd U18 | Sheff Utd U21 | — |
| 2021-07-01 | Andre Brooks | Sheff Utd U18 | Sheff Utd U21 | — |
| 2020-07-01 | Nicksoen Gomis | Sheff Utd U18 | Sheffield U23 | — |
| 2020-07-01 | Femi Seriki | Sheff Utd U18 | Sheff Utd U21 | — |
| 2020-07-01 | Daniel Jebbison | Sheff Utd U18 | Chorley | Loan |
| 2019-09-24 | Femi Seriki | Bury FC U18 | Sheff Utd U18 | — |
| 2019-07-01 | Jordan Amissah | Sheff Utd U18 | Sheffield U23 | — |