AZ Alkmaar (Eredivisie): every transfer in and out, fees paid and earned, squad market value, €112m spent and €382m earned. Tracked squad: ACTUAL Value €96m, in line with the market. Valued as of 2026-08-25.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-20 | Troy Parrott | AZ Alkmaar | Real Betis Balompié | €16m |
| 2026-08-18 | Stije Resink | FC Groningen | AZ Alkmaar | €4.5m |
| 2026-08-03 | Alexandre Penetra | AZ Alkmaar | Corum FK | Loan |
| 2026-07-28 | Calvin Stengs | Feyenoord Rotterdam | AZ Alkmaar | Free |
| 2026-07-28 | Andrea Natali | Bayer Leverkusen U19 | AZ Alkmaar | €2.3m |
| 2026-07-27 | Bendegúz Kovács | Jong AZ | AZ Alkmaar | Free |
| 2026-07-26 | Sam de Grand | Lommel SK | AZ Alkmaar | €1.5m |
| 2026-07-23 | Kasper Boogaard | AZ Alkmaar | Willem II | Loan |
| 2026-07-09 | Wassim Bouziane | Jong AZ | AZ Alkmaar | Free |
| 2026-07-06 | Sven Mijnans | AZ Alkmaar | PSV Eindhoven | €13m |
| 2026-07-06 | Zico Buurmeester | AZ Alkmaar | CD Leganés | €1m |
| 2026-07-06 | Sem Westerveld | AZ Alkmaar | Real Zaragoza | Free |
| 2026-07-02 | Abdelnour Soualhia | AZ Alkmaar | SC Telstar | Loan |
| 2026-07-01 | Jari De Busser | Go Ahead Eagles | AZ Alkmaar | Free |
| 2026-07-01 | Abdelnour Soualhia | Le Puy-en-Velay | AZ Alkmaar | Free |
| 2026-07-01 | Kristijan Belic | AZ Alkmaar | Maccabi Tel Aviv | €1.3m |
| 2026-07-01 | Lequincio Zeefuik | AZ Alkmaar | Fortuna Sittard | Loan |
| 2026-02-01 | Mayckel Lahdo | AZ Alkmaar | Bröndby IF | Loan |
| 2026-01-31 | Rion Ichihara | RB Omiya | AZ Alkmaar | — |
| 2026-01-12 | Kasper Boogaard | AZ Alkmaar U21 | AZ Alkmaar | — |