Commerce Secretary Howard Lutnick visits Century Aluminum Mt. Holly, Celebrate Expansion with South Carolina Leaders

Rhea-AI Summary

Century Aluminum (NASDAQ: CENX) hosted U.S. Commerce Secretary Howard Lutnick, Senior Counselor to President Trump Dr. Peter Navarro and South Carolina leaders at its Mt. Holly smelter on July 27, 2026 to mark a major expansion. The company highlighted a $50 million investment/b) at Mt. Holly that is expected to increase total U.S. domestic primary aluminum production by approximately and grow the plant’s workforce to over 600 employees.

According to Century Aluminum, the expansion is supported by President Trump’s Section 232 program and reinforces South Carolina’s role in U.S. manufacturing. The company described itself as the largest primary aluminum producer in the United States, operating three smelters in Kentucky and South Carolina.

Positive

• $50 million capital investment in Mt. Holly smelter expansion
• Planned 10% increase in total U.S. primary aluminum production
• Mt. Holly workforce expected to exceed 600 employees
• Reinforces position as largest U.S. primary aluminum producer with three smelters

Negative

• None.

News Market Reaction – CENX

-2.03%

1 alert

-2.03% Session close to close

$4.57B Market Cap

0.7x Rel. Volume

In the Jul 28 session, CENX declined 2.03%, reflecting a moderate negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

The prior 4.58% response to domestic-aluminum policy news gives this production expansion a relevant...

Analysis

The prior 4.58% response to domestic-aluminum policy news gives this production expansion a relevant company-specific comparison. Recent history also includes a 2.76% decline after earnings, so execution and headline interpretation remain risks to watch.

Key Figures

Domestic production increase: 10% Mt. Holly workforce: over 600 workers Expansion investment: $50 million

3 metrics

Domestic production increase 10% Increase in total U.S. domestic primary aluminum production

Mt. Holly workforce over 600 workers Expanded workforce at the Mt. Holly facility

Expansion investment $50 million Century Aluminum investment in expanded domestic production

Historical Context

5 past events · Latest: Jul 23 (Neutral)

Pattern 5 events

Date	Event	Sentiment	24h Move	Catalyst
Jul 23	Expansion event notice	Neutral	+2.3%	Scheduled officials’ ribbon-cutting event for the Mt. Holly production expansion
Jul 20	Aluminum policy support	Positive	+4.6%	Company welcomed tariff changes supporting new domestic primary aluminum production
Jun 05	Conference participation	Neutral	+5.3%	CEO scheduled to present at the Wells Fargo Industrials and Materials Conference
May 07	First-quarter earnings	Positive	-2.8%	Reported first-quarter results including sales, income, EBITDA, and liquidity figures
Apr 29	Earnings date notice	Neutral	-0.6%	Scheduled first-quarter 2026 earnings release and conference call

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

Recent positive company news produced mixed outcomes, with one policy-related announcement followed by a positive reaction and the latest earnings release followed by a decline.

Key Terms

section 232, primary aluminum, aluminum smelter

3 terms

section 232 regulatory

"President Trump's Section 232 program with no exceptions and no exemptions"

A provision of U.S. trade law that lets the government review whether certain imports threaten national security and, if they do, impose measures such as tariffs, quotas or restrictions. For investors, it matters because these actions can suddenly raise costs, disrupt supply chains, or shield domestic producers—like a safety valve that can change competitive dynamics and profit outlooks for companies tied to affected imports.

primary aluminum technical

"increase total U.S. domestic primary aluminum production"

Primary aluminum is the metal produced directly from mined ore rather than from recycled scrap, made by extracting and refining aluminum from bauxite in large, energy‑intensive plants. Investors watch it because its supply, production costs (especially energy), and global demand are leading indicators of industrial activity and profit margins for producers—think of it like virgin lumber versus reclaimed wood: the raw, newly made product sets prices and signals factory activity.

aluminum smelter technical

"Century’s expansion of its Mt. Holly aluminum smelter"

An aluminum smelter is an industrial plant that turns refined alumina into molten aluminum using large electrical furnaces and electrolytic processes, much like a bakery converts flour into finished loaves. It matters to investors because smelters are capital- and energy-intensive assets whose production capacity, operating costs, and reliability directly affect supply of aluminum, company revenues, and sensitivity to electricity prices and commodity cycles.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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CHICAGO, July 27, 2026 (GLOBE NEWSWIRE) -- United States Secretary of Commerce Howard Lutnick, Senior Counselor to President Trump Dr. Peter Navarro and South Carolina Attorney General Alan Wilson today joined CEO of Century Aluminum Company (NASDAQ: CENX), Jesse Gary and hundreds of workers to celebrate Century Aluminum’s historic increase in domestic production. This historic milestone will increase total U.S. domestic primary aluminum production by approximately 10%, along with the Century Aluminum Mt. Holly workforce growing to over 600.

“We are grateful to President Trump and Secretary Lutnick for their strong leadership as we rebuild U.S. aluminum production, which is critical for U.S. national and economic security. This 10% increase in domestic aluminum production is just the beginning,” remarked Jesse Gary, CEO of Century Aluminum. “President Trump's Section 232 program with no exceptions and no exemptions shows what is possible when our leaders create the conditions necessary for long-term investment in American aluminum production.”

“President Trump knows that American strength depends on a strong domestic aluminum industry,” said U.S. Secretary of Commerce Howard Lutnick. “Century Aluminum’s $50 million investment will increase American aluminum production by 10% and further cement South Carolina as a leader in American manufacturing.”

“Century Aluminum’s decision to expand U.S. aluminum production would not be possible without their strong leadership and the hard work of over 600 American aluminum workers at the Century Mt. Holly plant,” remarked Dr. Peter Navarro, Senior Counselor to President Trump. “This investment in expanded domestic aluminum production embodies President Trump’s vision of a new Golden Age for American manufacturing.”

“In South Carolina, we are keeping the door to opportunity wide open, and President Trump’s trade agenda is doing just that by bringing new jobs and investments to the state,” said U.S. Senator Tim Scott. “Century’s expansion of its Mt. Holly aluminum smelter is a massive win for the Lowcountry, and I look forward to watching their growth and continued success for years to come.”

“South Carolina has long been a manufacturing powerhouse, and today's celebration marks another milestone in our state's leadership in producing metals that are critical to our national security,” remarked South Carolina Governor, Henry McMaster. “We are grateful for President Trump’s commitment to strengthening American aluminum manufacturing and proud that South Carolina continues to help drive that effort forward.”

More about Century Aluminum: Century Aluminum Company is the single largest primary aluminum producer in the United States, with three aluminum smelters currently operating in Kentucky and South Carolina. For more information, visit: www.centuryaluminum.com.

Investors: Chad Rigg, 312.696.3132, investorrelations@centuryaluminum.com

Media: Tawn Earnest, 614.698.6351, tawn.earnest@centuryaluminum.com

FAQ

What did Century Aluminum (NASDAQ: CENX) announce about its Mt. Holly smelter on July 27, 2026?

Century Aluminum announced a $50 million expansion of its Mt. Holly smelter to support a 10% increase in U.S. primary aluminum production. According to Century Aluminum, the project will also grow the Mt. Holly workforce to over 600 employees and strengthen domestic manufacturing.

How much will Century Aluminum invest in the Mt. Holly expansion and what is the expected impact on production?

Century Aluminum plans to invest $50 million in its Mt. Holly smelter, aiming to boost total U.S. primary aluminum production by about 10%. According to Century Aluminum, this investment supports national and economic security by expanding domestic aluminum output and manufacturing capacity.

How many jobs will Century Aluminum’s Mt. Holly expansion create or support in South Carolina?

Century Aluminum expects the Mt. Holly workforce to grow to over 600 employees as part of the expansion. According to Century Aluminum, this job growth reflects increased domestic aluminum production and supports South Carolina’s position as a key American manufacturing hub.

Why did U.S. officials visit Century Aluminum’s Mt. Holly plant in July 2026?

U.S. officials visited Century Aluminum’s Mt. Holly plant to celebrate its expansion and increased domestic aluminum production. According to Century Aluminum, the visit highlighted support for President Trump’s Section 232 program and recognized South Carolina’s role in American manufacturing and national security supply chains.

How does the Mt. Holly expansion affect Century Aluminum’s position in the U.S. aluminum industry (CENX)?

The Mt. Holly expansion supports Century Aluminum’s status as the largest primary aluminum producer in the United States. According to Century Aluminum, it now operates three smelters in Kentucky and South Carolina, with Mt. Holly’s investment contributing to a 10% increase in U.S. primary output.

What role does President Trump’s Section 232 program play in Century Aluminum’s Mt. Holly expansion?

Century Aluminum attributes the Mt. Holly expansion in part to President Trump’s Section 232 program with no exceptions or exemptions. According to Century Aluminum, this trade framework helped create conditions for long-term investment in U.S. aluminum production and the $50 million Mt. Holly project.