Moussa Diaby to Bayer 04 Leverkusen — the completed deal

Moussa Diaby has left Al Ittihad for Bayer 04 Leverkusen — fee £21.7m–£25.5m.

7 distinct reporters have carried this story, most recently on 2026-09-01.

Moussa Diaby has completed a confirmed return to Bayer Leverkusen from Al Ittihad, signing a five-year contract after a €37m fee was agreed.

• Moussa Diaby — transfer news, rumours and market value
• Bayer 04 Leverkusen — transfers, targets and squad value
• Al Ittihad — transfers, targets and squad value
• Every completed transfer this window