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Form 8-K · Current Report · Filed 2026-07-01

Alcoa Announces Acquisition of South32's Bauxite, Alumina, and Aluminum Assets

On June 30, 2026, Alcoa Corporation announced its entry into the Umbrella Implementation Deed to acquire South32 Limited's interests in bauxite mine, alumina refinery, and aluminum smelter operations for an upfront consideration of approximately $4.1 billion.

Filer
Alcoa Corporation AA · NYSE
Filed
Accession
0000950103-26-009899
CIK
0001675149
Signal
High impactBasic Materials

Details

The transaction, expected to close in the first half of 2027, is anticipated to generate significant synergies of approximately $900 million in net present value and enhance Alcoa's position as a leading pure-play upstream aluminum company.

Items reported

Item events

Reported Item

M&A Transaction Strategic Partnership General Statement

Market reaction

Close before filing

$52.14

Next session

-6.6%

Since filing

-13.2%

Latest close

$45.26

What happened, not what will happen — closing prices around the filing date.

Precedent

Previous filings from AA reporting the same item, with the next session's move:

Insider tape

Within 45 days of this filing, AA insiders reported 1 Form 4 transaction — net selling of $215K.

Full AA insider history →

About Alcoa Corporation

Alcoa Corporation is a premier global producer of aluminum, a key metal used extensively across various industries such as automotive, aerospace, construction, and packaging. Alcoa’s operations encompass the production of bauxite, mining, refining alumina, and the smelting and processing of aluminum products. Headquartered in Pittsburgh, Pennsylvania, Alcoa is known for its comprehensive supply chain management within the industry, contributing to its efficiency and competitive edge. The company holds a significant role in advancing sustainable practices in metal production, targeting reduced carbon emissions and increased recycling efforts. Innovations by Alcoa in aluminum solutions have made it pivotal in lightweighting applications, particularly in automotive and aerospace sectors, where reducing weight enhances fuel efficiency and performance. As one of the world's largest and most recognized aluminum companies, Alcoa Corporation contributes to global manufacturing capabilities, making it an integral player in both the primary and fabricated aluminum markets.

Exchange NYSE Industry Aluminum Company website ↗

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