Sunderland U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-07-01 | Cuba Mitchell | Sunderland U18 | Sunderland U21 | — |
| 2023-07-01 | Tom Watson | Sunderland U18 | Sunderland U21 | — |
| 2023-07-01 | Harrison Jones | Sunderland U18 | Sunderland U21 | — |
| 2022-08-01 | Chris Rigg | Sunderland U18 | Sunderland U21 | — |
| 2022-07-01 | Cuba Mitchell | Birmingham Aca. | Sunderland U18 | Free |
| 2021-07-01 | Tom Watson | Sunderland Yth. | Sunderland U18 | — |
| 2021-07-01 | Chris Rigg | Sunderland Yth. | Sunderland U18 | — |
| 2021-01-08 | Jay Turner-Cooke | Sunderland U18 | Newcastle U18 | — |
| 2020-07-10 | Jack Newman | Sunderland U18 | Dundee United | Free |
| 2019-07-01 | Andrias Edmundsson | Sunderland U18 | Sunderland U23 | — |
| 2018-07-10 | Sam Greenwood | Sunderland U18 | Arsenal U18 | — |
| 2018-07-01 | Jack Newman | Sunderland Yth. | Sunderland U18 | — |
| 2018-07-01 | Benjamin Kimpioka | Sunderland U18 | Sunderland | — |
| 2017-09-01 | Andrias Edmundsson | B68 Toftir II | Sunderland U18 | — |
| 2017-07-01 | Oscar Krusnell | Sunderland U18 | Sunderland U23 | — |
| 2017-07-01 | Michael Woud | Sunderland U18 | Sunderland U23 | — |
| 2016-07-01 | Joel Asoro | Sunderland U18 | Sunderland | — |
| 2016-07-01 | Dan Casey | Sunderland U18 | Sunderland U23 | — |
| 2016-07-01 | Benjamin Kimpioka | IK Sirius U17 | Sunderland U18 | — |
| 2016-04-01 | Michael Woud | Sunderland U18 | Sunderland RCA | Loan |