SÃO PAULO, Feb. 21, 2018 /PRNewswire/ — Companhia de Saneamento Básico do Estado de São Paulo – Sabesp (“Company” or “Sabesp”), pursuant to the provisions of Article 157, Paragraph 4 of Law No. 6404/76 and the provisions of CVM Instruction No. 358/02, announces to its shareholders and to…
