Chalco acquires Companhia Brasileira de Alumínio

Chalco agreed to acquire Companhia Brasileira de Alumínio. Reported deal value: $902.6M. Status: Pending. Sector: Aluminium. Target headquarters context: Alumínio, Sao Paulo, Brazil.

This page summarizes publicly available information about the transaction as of 2026-01-30. Figures and status may change as filings and press coverage update.

Rio Tinto , Chalco team up to acquire Companhia Brasileira de Alumínio Posted on 30 Jan 2026 Rio Tinto and Aluminum Corporation of China Limited have entered into a definitive agreement with Votorantim to acquire , through a joint venture to be owned 33 % by Rio Tinto and 67% by Chalco , Votorantim 68.596% controlling shareholding in Companhia Brasileira de Alumínio , a vertically integrated low-carbon aluminium business in Brazil