Birkenhead: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-14 | Kian Donkers | Birkenhead | Auckland FC | Free |
| 2025-07-01 | Kian Donkers | VVV-Venlo U21 | Birkenhead | — |
| 2024-09-16 | Corban Piper | Birkenhead | Wellington | Free |
| 2023-09-29 | Finn McKenlay | Birkenhead | Eastern Suburbs | Free |
| 2023-03-23 | Finn McKenlay | Birkenhead U23 | Birkenhead | — |
| 2023-02-24 | Corban Piper | Birkenhead | Wexford FC | Loan |
| 2022-02-01 | Nathan Lobo | Birkenhead | Auckland City | Free |
| 2022-01-18 | Alex Greive | Birkenhead | St. Mirren | — |
| 2021-03-01 | Nathan Lobo | Waitakere Utd. | Birkenhead | Free |
| 2021-03-01 | Alex Greive | Waitakere Utd. | Birkenhead | Free |
| 2020-01-01 | Corban Piper | Auckland C. Yth | Birkenhead | Free |
| 2019-07-01 | Nathan Lobo | Birkenhead | Auckland C. Yth | Free |
| 2013-07-27 | Bill Tuiloma | Birkenhead | Marseille B | Free |
| 2012-01-01 | Bill Tuiloma | Waitakere Utd. | Birkenhead | Free |
| 2011-01-01 | Bill Tuiloma | Birkenhead | Asia-Pacific FA | Free |