Done deal · 2026

Mahamadou Diawara joins Red Star on loan (option to buy, €1.5m)

Olympique Lyonnais → Red Star · Loan + option to buy (€1.5m) · Value €3m · Confirmed

Confirmed 1 Sept 2026

Mahamadou Diawara, a midfielder, has joined Red Star on loan from Olympique Lyonnais, with an option to buy at €1.5m, confirmed 1 Sept 2026. The deal is now settled in Transfer Tracker's Done Deals record.

Who broke it: Marc Mechenoua, 31 Aug 2026, on completion day.

How the deal happened

• Interest · not reported
• Talks · not reported
• Agreed · not reported
• Here we go · 31 Aug 2026 · Marc Mechenoua
• Signed · 1 Sept 2026 · Hugo Guillemet

More business at Red Star and Olympique Lyonnais

• Mathys de Carvalho: Olympique Lyonnais → Al-Diriyah · €1m · 6 Sept 2026
• Keito Nakamura: Reims → Olympique Lyonnais · €1m · 2 Sept 2026
• Balthazar Pierret: Red Star → Nantes · €1m · 1 Sept 2026
• Ainsley Maitland-Niles: Olympique Lyonnais → Everton · €5m · 1 Sept 2026
• Duje Caleta-Car: Olympique Lyonnais → Sassuolo · Free · 1 Sept 2026
• Malick Fofana: Olympique Lyonnais → Sunderland · €30m · 1 Sept 2026
• Leonardo Buta: Udinese → Red Star · 19 Aug 2026
• Zachary Athekame: AC Milan → Olympique Lyonnais · Loan · 14 Aug 2026

• Mahamadou Diawara profile, value & stats
• Olympique Lyonnais 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