Southampton Aca: every transfer in and out, fees paid and earned, squad market value and €1.8m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-07-01 | Jayden Moore | Southampton Aca | Southampton U18 | — |
| 2023-07-01 | Jay Robinson | Southampton Aca | Southampton U18 | — |
| 2023-07-01 | Alejandro Gomes Rodríguez | Southampton Aca | Southampton U18 | — |
| 2022-07-01 | Alejandro Gomes Rodríguez | Unknown | Southampton Aca | — |
| 2021-07-28 | Max Alleyne | Southampton Aca | Man City U18 | €1.8m |
| 2021-07-01 | Tyler Dibling | Southampton Aca | Southampton U18 | — |
| 2021-07-01 | Max Kinsey | Southampton Aca | Bournemouth U18 | Free |
| 2020-07-01 | Eddie Beach | Southampton Aca | Southampton U18 | — |
| 2017-07-01 | Oludare Olufunwa | Southampton Aca | Southampton U18 | — |
| 2016-07-01 | Will Smallbone | Southampton Aca | Southampton U18 | — |
| 2015-07-01 | Dan Nlundulu | Southampton Aca | Southampton U18 | — |
| 2015-07-01 | Callum Slattery | Southampton Aca | Southampton U18 | — |
| 2014-07-01 | Stuart Wilkin | Southampton Aca | Southampton U18 | — |
| 2014-07-01 | Ben White | Southampton Aca | Brighton U18 | Free |
| 2014-07-01 | Alfie Jones | Southampton Aca | Southampton U18 | — |
| 2013-07-01 | Tyler Dibling | Southampton Aca | Exeter Jugend | Loan |
| 2013-07-01 | Dan Nlundulu | Chelsea Youth | Southampton Aca | — |
| 2011-07-01 | Harrison Reed | Southampton Aca | Southampton U18 | — |
| 2011-04-12 | Jamal Musiala | Southampton Aca | Chelsea Youth | Free |
| 2010-11-01 | Jamal Musiala | TSV Lehnerz Jgd. | Southampton Aca | Free |