St. Pauli U19: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Nick Schmidt | St. Pauli U19 | St. Pauli | — |
| 2024-07-01 | Ronny Seibt | St. Pauli U19 | St. Pauli II | — |
| 2024-07-01 | Nick Schmidt | St. Pauli U17 | St. Pauli U19 | — |
| 2024-07-01 | Marwin Schmitz | St. Pauli U19 | St. Pauli II | — |
| 2024-01-01 | Marwin Schmitz | St. Pauli U17 | St. Pauli U19 | — |
| 2024-01-01 | Eric da Silva Moreira | St. Pauli U19 | St. Pauli | — |
| 2022-07-01 | Ronny Seibt | St. Pauli U17 | St. Pauli U19 | — |
| 2022-07-01 | Eric da Silva Moreira | St. Pauli U17 | St. Pauli U19 | — |
| 2021-07-01 | Niklas Jessen | St. Pauli U19 | St. Pauli II | — |
| 2021-01-01 | Igor Matanovic | St. Pauli U19 | St. Pauli | — |
| 2020-07-01 | Niklas Jessen | St. Pauli U17 | St. Pauli U19 | — |
| 2020-07-01 | Leon Flach | St. Pauli U19 | St. Pauli | — |
| 2020-01-01 | Igor Matanovic | St. Pauli U17 | St. Pauli U19 | — |
| 2019-07-01 | Jannes Wieckhoff | St. Pauli U19 | St. Pauli II | — |
| 2018-07-01 | Leon Flach | St. Pauli U17 | St. Pauli U19 | — |
| 2018-07-01 | Finn Becker | St. Pauli U19 | St. Pauli | — |
| 2018-07-01 | Christian Conteh | St. Pauli U19 | St. Pauli II | — |
| 2017-07-01 | Jannes Wieckhoff | St. Pauli U17 | St. Pauli U19 | — |
| 2017-07-01 | Finn Becker | St. Pauli U17 | St. Pauli U19 | — |
| 2017-07-01 | Christian Conteh | SC Victoria U19 | St. Pauli U19 | Free |