sentences:  In June 1999 Rautaruukki sold Transtech to Patentes Talgo SA of Spain, but was subsequently sold to the Finnish group Pritech Oy in March 2007.During the period of Spanish ownership the company was known as "Talgo Oy", but has reverted to its previous name.In August 2015 Škoda Transportation bought a 75% stake in the company, purchasing the remaining 25% in May 2018 and rebranding it Škoda Transtech in October 2018.