UPDATE — Commerce Secretary Lutnick, Senior Counselor to President Trump Dr. Navarro, South Carolina Attorney General Wilson to Celebrate Historic 10% Increase in U.S. Aluminum Production

Rhea-AI Summary

Century Aluminum (NASDAQ:CENX) will host a ribbon-cutting event on July 27, 2026, at its Mt. Holly smelter in Goose Creek, SC, to mark an expansion that is expected to lift total U.S. primary aluminum production by about 10% and grow the Mt. Holly workforce to over 600.

U.S. Commerce Secretary Howard Lutnick, Senior Counselor to President Trump Dr. Peter Navarro, South Carolina Attorney General Alan Wilson, and Century Aluminum CEO Jesse Gary will deliver remarks. The event runs 2:00–3:00 PM ET, includes a live YouTube stream, and has updated timing from a prior advisory.

News Market Reaction – CENX

-2.90%

1 alert

-2.90% Session close to close

$4.57B Market Cap

0.7x Rel. Volume

In the Jul 27 session, CENX declined 2.90%, reflecting a moderate negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

Current peer data recorded declines of 3.3% for CSTM and 7.67% for KALU, placing the production anno...

Analysis

Current peer data recorded declines of 3.3% for CSTM and 7.67% for KALU, placing the production announcement within broader aluminum-sector weakness. Moderate short positioning remains a documented volatility risk to monitor.

Key Figures

U.S. aluminum production increase: 10% Mt. Holly workforce: over 600 Tariff authority: Section 232 +1 more

4 metrics

U.S. aluminum production increase 10% Mt. Holly expansion

Mt. Holly workforce over 600 Workforce after expansion

Tariff authority Section 232 National security tariff on aluminum

Event date July 27, 2026 Mt. Holly ribbon-cutting celebration

Historical Context

5 past events · Latest: Jul 23 (Positive)

Pattern 5 events

Date	Event	Sentiment	24h Move	Catalyst
Jul 23	Expansion event notice	Positive	+2.3%	Mt. Holly expansion expected to lift U.S. aluminum production by 10% and workforce above 600
Jul 20	Tariff policy update	Positive	+4.6%	Tariff changes supported planned domestic production and the Mt. Holly expansion
Jun 05	Conference presentation	Neutral	+5.3%	CEO scheduled to present at the Wells Fargo Industrials and Materials Conference
May 07	Q1 earnings report	Positive	-2.8%	Quarterly results included higher sales, net income, adjusted EBITDA, and Q2 EBITDA guidance
Apr 29	Earnings date notice	Neutral	-0.6%	Company announced the date and conference call timing for first-quarter earnings

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

Pattern Detected

Recent history showed positive reactions to expansion and policy news, but negative reactions to earnings and scheduling releases.

Key Terms

section 232, aluminum smelter, primary aluminum production

3 terms

section 232 regulatory

"As a result of President Trump’s Section 232 national security tariff on aluminum"

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.

aluminum smelter technical

"celebrate Century Aluminum'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.

primary aluminum production technical

"increase total U.S. domestic primary aluminum production by approximately 10%"

Primary aluminum production is the industrial process that turns bauxite ore into new, raw aluminum metal by first refining ore into alumina and then smelting it into ingots using large amounts of electricity. It matters to investors because it determines fresh metal supply, production costs, energy and capital intensity, and regulatory or environmental exposure—similar to watching a bakery’s flour-to-loaf output to gauge how much product will be available and at what cost.

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

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CHARLESTON, S.C., 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 will join Century Aluminum CEO Jesse Gary to celebrate Century Aluminum's expansion of its Mt. Holly aluminum smelter. This historic milestone will increase total U.S. domestic primary aluminum production by approximately 10% and grow the Century Aluminum Mt. Holly workforce to over 600.

As a result of President Trump’s Section 232 national security tariff on aluminum, Century Aluminum is ramping up domestic aluminum production. Secretary Lutnick, Senior Counselor Dr. Navarro, Attorney General Wilson and Century Aluminum CEO Jesse Gary will deliver remarks commemorating the historic 10% increase in U.S. aluminum production and will be available for media interviews after.

The ribbon cutting portion of the event will also be live streamed through Aluminum Now’s YouTube channel. The live stream link is: https://www.youtube.com/live/Gcn3ICZ31dA.

Please note this is a time change from the original advisory distributed on July 22. Media attending the event in-person must wear long pants and closed toe shoes in line with Mt. Holly safety protocols.

WHAT:	Century Aluminum Ribbon Cutting Celebration
WHEN:	Monday, July 27, 2026
	2:00 PM - 3:00 PM (media set up at 1:45 PM ET)
WHO:	U.S. Secretary of Commerce, Howard Lutnick
	Senior Counselor to President Trump, Dr. Peter Navarro
	South Carolina Attorney General, Alan Wilson
	Century Aluminum CEO, Jesse Gary
WHERE:	Century Aluminum Mt. Holly Smelter
	3575 U.S. Highway 52
	Goose Creek, SC 29445

To gain access to the historic event, members of the media must RSVP to jleieritz@compassglobalcomms.com

Media Contact:
Jeff Leieritz
E: jleieritz@compassglobalcomms.com
T: 909-528-1261

FAQ

What is Century Aluminum (CENX) celebrating at the Mt. Holly smelter on July 27, 2026?

Century Aluminum is celebrating the expansion of its Mt. Holly smelter, which is expected to increase total U.S. primary aluminum production by about 10%. According to Century Aluminum, the project will also grow the Mt. Holly workforce to over 600 employees.

When and where is the Century Aluminum (CENX) Mt. Holly ribbon-cutting event taking place?

The ribbon-cutting event is scheduled for Monday, July 27, 2026, from 2:00 PM to 3:00 PM ET. According to Century Aluminum, it will be held at the Mt. Holly smelter, 3575 U.S. Highway 52, Goose Creek, South Carolina 29445.

Which government officials will attend the Century Aluminum (CENX) Mt. Holly expansion celebration?

The event will feature U.S. Commerce Secretary Howard Lutnick, Senior Counselor to President Trump Dr. Peter Navarro, and South Carolina Attorney General Alan Wilson. According to Century Aluminum, CEO Jesse Gary will also deliver remarks at the Mt. Holly ribbon-cutting ceremony.

How can investors and the public watch the Century Aluminum (CENX) Mt. Holly ribbon-cutting live?

The event will be live streamed on Aluminum Now’s YouTube channel at https://www.youtube.com/live/Gcn3ICZ31dA. According to Century Aluminum, this stream covers the ribbon-cutting portion and reflects an updated time from the original July 22 advisory.

What workforce impact does the Mt. Holly expansion have for Century Aluminum (CENX)?

The Mt. Holly expansion is expected to increase the facility’s workforce to over 600 employees. According to Century Aluminum, this growth accompanies a projected roughly 10% increase in total U.S. primary aluminum production linked to ramped-up domestic output.

How can media gain access to the Century Aluminum (CENX) Mt. Holly event, and are there safety requirements?

Media must RSVP by email to jleieritz@compassglobalcomms.com to attend. According to Century Aluminum, attendees must follow Mt. Holly safety protocols, including wearing long pants and closed-toe shoes during the on-site ribbon-cutting celebration.