Colbún S.A. (SNSE:COLBUN) acquired Diego de Almagro Sur 1 and 2 from Alen Walung on April 26, 2019. Colbún S.A. (SNSE:COLBUN) completed the acquisition of Diego de Almagro Sur 1 and 2 from Alen Walung on April 26, 2019.