Hammarby U19: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-08-07 | Nikolaj Staykov | Hammarby U19 | IFK Haninge | — |
| 2025-03-10 | Seif Ali Hindi | Hammarby U19 | Falkenbergs FF | — |
| 2025-01-30 | Wilson Lindberg Uhrström | Hammarby U19 | Hammarby | — |
| 2025-01-29 | Essayas Lwampindy-Bofua | Hammarby U19 | Hammarby TFF | Free |
| 2024-07-23 | Adrian Lahdo | Hammarby U19 | Hammarby | — |
| 2024-02-01 | Oscar Steinke Brånby | Hammarby U19 | Hammarby TFF | Free |
| 2024-01-01 | Wilson Lindberg Uhrström | Hammarby IF U17 | Hammarby U19 | — |
| 2024-01-01 | Nikolaj Staykov | Djurgården U19 | Hammarby U19 | Free |
| 2024-01-01 | Adrian Lahdo | Hammarby IF U17 | Hammarby U19 | — |
| 2023-07-15 | Marcus Rafferty | Hammarby U19 | Hammarby | — |
| 2023-07-01 | Hampus Skoglund | Hammarby U19 | Hammarby TFF | — |
| 2023-02-01 | Noah Åstrand John | Hammarby U19 | Hammarby TFF | — |
| 2023-01-20 | Deniz Gül | Hammarby U19 | Hammarby | — |
| 2023-01-01 | Seif Ali Hindi | Örebro SK U19 | Hammarby U19 | Free |
| 2023-01-01 | Oscar Steinke Brånby | Hammarby IF U17 | Hammarby U19 | — |
| 2023-01-01 | Markus Karlsson | Hammarby U19 | Hammarby | — |
| 2023-01-01 | Marcus Rafferty | Hammarby IF U17 | Hammarby U19 | — |
| 2023-01-01 | Essayas Lwampindy-Bofua | Hammarby IF U17 | Hammarby U19 | — |
| 2022-07-25 | Noah Åstrand John | Hammarby U19 | Hammarby TFF | Loan |
| 2022-01-08 | Markus Karlsson | Hammarby U19 | Hammarby TFF | Loan |