Spanish holding company Criteria said Friday it bought a 9.4% stake in construction company ACS for 983 million euros ($1.06 billion) as part of its strategy to expand investment in certain leading companies.

(1 U.S. dollar = 0.9244 euros)

(Joao Manuel Mauricio in Gdansk; edited by Inti Landauro; edited in Spanish by Mireia Merino)