NAC Breda (Eredivisie): every transfer in and out, fees paid and earned, squad market value, €2.5m spent and €9.7m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Paul Gladon | Fortuna Sittard | NAC Breda | Free |
| 2026-07-01 | Enes Mahmutovic | NAC Breda | Without Club | — |
| 2026-07-01 | Clint Leemans | NAC Breda | Without Club | — |
| 2026-07-01 | Boy Kemper | NAC Breda | Without Club | — |
| 2026-02-03 | Amine Salama | Stade Reims | NAC Breda | Loan |
| 2026-01-29 | Sydney van Hooijdonk | NAC Breda | Estrela Amadora | Free |
| 2026-01-01 | Daan van Reeuwijk | NAC Breda | Retired | — |
| 2026-01-01 | André Ayew | Without Club | NAC Breda | Loan |
| 2025-11-24 | Denis Odoi | Without Club | NAC Breda | Loan |
| 2025-08-18 | Jayden Candelaria | Feyenoord U21 | NAC Breda | €50k |
| 2025-08-14 | Matthew Garbett | NAC Breda | Peterborough | Free |
| 2025-08-11 | Lewis Holtby | Holstein Kiel | NAC Breda | Free |
| 2025-07-30 | Mohamed Nassoh | Sparta R. | NAC Breda | €400k |
| 2025-07-22 | Charles-Andreas Brym | Almere City | NAC Breda | €150k |
| 2025-07-17 | Tein Troost | NAC Breda | KSC Lokeren | Free |
| 2025-07-15 | Adam Kaied | NAC Breda | Zamalek | Free |
| 2025-07-12 | Elías Már Ómarsson | NAC Breda | Meizhou Hakka | Free |
| 2025-07-08 | Brahim Ghalidi | Standard Liège | NAC Breda | Free |
| 2025-07-07 | Moussa Soumano | AC Ajaccio | NAC Breda | €450k |
| 2025-07-01 | Thomas Goos | NAC Breda U17 | NAC Breda | — |