Done deal · 2026

Thijs Dallinga joins 1. FC Köln on loan (option to buy, €11m)

Bologna → 1. FC Köln · Loan + option to buy (€11m), loan fee €1m · Value €13m · Confirmed

Confirmed 17 Aug 2026

Thijs Dallinga, a forward, has joined 1. FC Köln on loan from Bologna for a loan fee of €1m, with an option to buy at €11m, confirmed 17 Aug 2026. The deal is now settled in Transfer Tracker's Done Deals record.

Who broke it: Florian Plettenberg, 14 Aug 2026, 2 days before completion.

How the deal happened

• Interest · not reported
• Talks · not reported
• Agreed · not reported
• Here we go · 14 Aug 2026 · Florian Plettenberg
• Signed · 17 Aug 2026 · Florian Plettenberg

More business at 1. FC Köln and Bologna

• Borna Sosa: Crystal Palace → 1. FC Köln · Loan · 1 Sept 2026
• Samuel Mbangula: Werder Bremen → Bologna · Loan + option to buy (€13m), loan fee €2m · 1 Sept 2026
• Jonathan Rowe: Bologna → Atalanta · Loan + obligation, loan fee €5m · 31 Aug 2026
• Arthur Theate: Eintracht Frankfurt → Bologna · Loan + option to buy (€15m) · 30 Aug 2026
• Ellyes Skhiri: Eintracht Frankfurt → 1. FC Köln · €1m · 20 Aug 2026
• Charalampos Lykogiannis: Bologna → AEK Athens · Free · 20 Aug 2026
• Jhon Lucumí: Bologna → Juventus · €18m · 17 Aug 2026
• Remo Freuler: Bologna → Olympiacos · Free · 17 Aug 2026

• Thijs Dallinga profile, value & stats
• 1. FC Köln transfers & squad
• Bologna transfers & squad
• Done Deals · every completed transfer & spend tracker

See the full completed-deal record and more business at both clubs. Open on transfertracker.ai