Charlton U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2022-07-01 | Zach Mitchell | Charlton U18 | Charlton U21 | — |
| 2022-07-01 | Matt Dench | Charlton U18 | Charlton U21 | — |
| 2022-07-01 | Karoy Anderson | Charlton U18 | Charlton U21 | — |
| 2022-01-13 | James Beadle | Charlton U18 | Brighton U23 | — |
| 2021-07-01 | Tyreece Campbell | Charlton U18 | Charlton U23 | — |
| 2021-07-01 | Richard Chin | Charlton U18 | Charlton U23 | — |
| 2021-07-01 | Mason Burstow | Charlton U18 | Charlton | — |
| 2020-10-01 | Mason Burstow | Welling U18 | Charlton U18 | — |
| 2020-07-01 | James Beadle | Charlton Athleti | Charlton U18 | — |
| 2020-02-01 | Matt Dench | ECU Joondalup | Charlton U18 | — |
| 2018-10-04 | Jeremy Sarmiento | Charlton U18 | Benfica U17 | — |
| 2018-07-01 | Jordan Zemura | Charlton U18 | Charlton U23 | — |
| 2018-07-01 | Alfie Doughty | Charlton U18 | Charlton U21 | — |
| 2017-07-01 | Jordan Zemura | Charlton Athleti | Charlton U18 | — |
| 2017-07-01 | Jeremy Sarmiento | Charlton Athleti | Charlton U18 | — |
| 2017-07-01 | Ashley Maynard-Brewer | Charlton U18 | Charlton | — |
| 2016-07-01 | Ezri Konsa | Charlton U18 | Charlton | — |
| 2015-08-01 | Ashley Maynard-Brewer | ECU Joondalup | Charlton U18 | — |
| 2015-07-01 | Regan Charles-Cook | Charlton U18 | Charlton U21 | — |
| 2015-07-01 | Dimitar Mitov | Charlton U18 | Charlton | — |