• BlackRock increased its COPASA MG stake to 19,077,303 common shares, or 5.02%, as of November 4, 2026.
• Its holdings also included 76,372 cash-settled derivative instruments referenced to common shares, representing 0.02%.
• The November 6 disclosure described the stake as investment-only, with no intention to change control or management structure.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. COPASA MG - Companhia de Saneamento de Minas Gerais published the original content used to generate this news brief on November 06, 2026, and is solely responsible for the information contained therein.