The two firms will acquire the stake from local lender Cajamar (18.86 percent) as well as developers Cointer Concesiones (11.96 percent) and Sando Concesiones (8.57 percent).
The amount has not been disclosed for the transaction but a source with knowledge of the matter said the buyers, which acted as equal partners in the deal, had paid about €100 million for their stake. They are now the largest private shareholders in the asset.
Macquarie Capital declined to comment. InfraVia couldn’t be reached for comment before press time.
Founded in July 2014, Metro de Malaga runs a two-line, 11.3-kilometre network that serves 6.1 million passengers. A further five stations are to be added by 2019, which will extend the metro’s reach to the eastern and northern parts of the Spanish city.