# Tag: CBA

- [State Capital, Foreign Hands](https://brazilstockguide.com/behind-the-lines/state-capital-foreign-hands/) (2026-02-19): Public financing supports CBA’s modernization as ownership transitions to a Chinalco–Rio Tinto venture.
- [BNDES Approves R$ 715.9 Million to Modernize CBA After Control Transfer](https://brazilstockguide.com/insights/bndes-approves-r-715-9-million-to-modernize-cba-after-control-transfer/) (2026-02-19): State lender backs aluminum upgrades weeks after Votorantim sells control to Chinalco–Rio Tinto venture.
- [Chinalco, With Rio Tinto, Agrees to Buy Control of Brazil’s CBA for R$4.7 Billion](https://brazilstockguide.com/insights/chinalco-rio-tinto-buy-cba-brazil-aluminum/) (2026-01-29): Deal for Votorantim’s 68.6% stake triggers mandatory tender offer and potential delisting.
- [CBA’s Rondon Bauxite Sale Could Spark Battle for Company Control](https://brazilstockguide.com/insights/cba-rondon-bauxite-sale-company-control/) (2025-08-26): Alcoa, Rio Tinto and Chinalco among global aluminum giants eyeing $2.5 billion project, Valor Econômico reports