What is the total value of Alcoa's acquisition of South32's aluminum assets, and how is the payment structured?

The deal is valued at as much as $5.6 billion, comprising $3.1 billion in cash, approximately $1 billion in Alcoa shares, assumption of $750 million in net debt and lease liabilities, and a potential additional $750 million contingent on alumina and aluminum prices exceeding agreed thresholds over the next four years.

How does this acquisition change Alcoa's global production capacity and strategic positioning in the aluminum industry?

The acquisition significantly expands Alcoa’s integrated aluminum business across the entire value chain — from bauxite mining to alumina refining and aluminum smelting — lifting its pro forma annual production to 3.2 million metric tons of aluminum and 14.8 million tons of alumina, while strengthening its position as one of the world’s largest aluminum producers and broadening its geographic footprint in Australia, Brazil, and South Africa.

Alcoa Bets on Aluminum Boom With $5.6 Billion South32 Deal

Jun 30, 2026

Alcoa agreed to acquire South32's bauxite, alumina, and aluminum assets for up to $5.6 billion, boosting annual aluminum production to 3.2 million metric tons. The acquisition strengthens Alcoa's position amid rising demand from energy transition sectors.

bloomberg

2026-04-28

Eskom, South32 collaborate on renewable power for Hillside aluminium smelter

2026-06-30

Alcoa Bets on Aluminum Boom With $5.6 Billion South32 Deal

2026-06-30

South32 to sell certain aluminium assets to Alcoa for up to $5.6 bln

2026-06-30

South32 CEO open to M&A following Alcoa asset sale

Alcoa Bets on Aluminum Boom With $5.6 Billion South32 Deal

FAQ