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Century Aluminum Promotes Levi Chaffin to Senior Vice President of Operations, Americas

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(Neutral)
Rhea-AI Sentiment
(Very Positive)
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Century Aluminum (NASDAQ: CENX) promoted Levi Chaffin to Senior Vice President of Operations, Americas effective March 23, 2026. He will continue leading operations in the United States and Jamaica and join the company's senior leadership team to drive safe production, efficiency, and workforce development.

Chaffin previously served as Plant Manager at the Sebree smelter, overseeing about 650 employees, and holds engineering and executive education credentials plus multiple operational certifications.

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Positive

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Negative

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News Market Reaction – CENX

+8.07%
47 alerts
+8.07% News Effect
+10.2% Peak in 32 hr 53 min
+$380M Valuation Impact
$5.08B Market Cap
1.2x Rel. Volume

On the day this news was published, CENX gained 8.07%, reflecting a notable positive market reaction. Argus tracked a peak move of +10.2% during that session. Our momentum scanner triggered 47 alerts that day, indicating elevated trading interest and price volatility. This price movement added approximately $380M to the company's valuation, bringing the market cap to $5.08B at that time.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

Sebree smelter workforce: approximately 650 employees
1 metrics
Sebree smelter workforce approximately 650 employees Team led by Levi Chaffin as Plant Manager

Market Reality Check

Price: $50.23 Vol: Volume 3,487,661 is 1.37x...
normal vol
$50.23 Last Close
Volume Volume 3,487,661 is 1.37x the 20-day average of 2,539,651, indicating elevated trading activity before this announcement. normal
Technical Shares at $48.97 are trading above the 200-day MA of $32.42, but sit 17.17% below the 52-week high of $59.12 and well above the 52-week low of $13.05.

Peers on Argus

CENX was down 1.37% alongside notable declines in peers: CSTM -5.73%, AA -2.74%,...

CENX was down 1.37% alongside notable declines in peers: CSTM -5.73%, AA -2.74%, KALU -4.09%, MTRN -3.88%, and NGVT -2.74%, indicating broader aluminum/materials pressure rather than a company-specific move tied to this leadership change.

Historical Context

5 past events · Latest: Feb 24 (Positive)
Pattern 5 events
Date Event Sentiment Move Catalyst
Feb 24 Strategic project deal Positive +3.2% Exploratory agreement to develop downstream fabrication plant in Oklahoma hub.
Feb 23 Conference participation Neutral -1.5% CEO presenting and joining Q&A at BMO metals and mining conference.
Feb 20 Policy-related statement Positive +0.3% Supportive statement on U.S. Supreme Court tariffs ruling and capacity plans.
Feb 19 Earnings and outlook Positive +0.3% Q4 and FY 2025 results with strong adjusted income and EBITDA guidance.
Feb 10 Major project launch Positive -4.4% Announcement of first U.S. primary aluminum smelter in decades with EGA.
Pattern Detected

Recent company and strategic news has mostly seen modest positive or muted price reactions, with one notable selloff on otherwise positive project news.

Recent Company History

Over the past several weeks, Century Aluminum has highlighted multiple strategic and operational milestones. A Q4 2025 earnings release reported strong adjusted profitability and outlined plans for a new Oklahoma smelter with EGA. Subsequent announcements emphasized Century’s role in expanding U.S. primary aluminum production and developing an Inola, Oklahoma hub, with some news, such as the historic smelter project on Feb 10, met by a -4.42% reaction. The current promotion announcement fits into a broader narrative of building leadership depth to support these growth initiatives.

Market Pulse Summary

The stock moved +8.1% in the session following this news. A strong positive reaction aligns with the...
Analysis

The stock moved +8.1% in the session following this news. A strong positive reaction aligns with the company’s broader narrative of operational scaling and leadership depth. Recent news around expansion projects and solid Q4 2025 and full-year results showed markets often rewarded strategic milestones. However, heavy recent insider selling and prior pullbacks on otherwise positive announcements suggest investors would need to weigh execution risk, governance signals, and sector volatility when judging the durability of any large upside move.

Key Terms

certified maintenance and reliability professional, project management professional, six sigma black belt
3 terms
certified maintenance and reliability professional technical
"Chaffin is a Certified Maintenance and Reliability Professional (CMRP) and a Project..."
A certified maintenance and reliability professional is someone who has passed a recognized exam and training program showing they know how to keep equipment and systems running efficiently and reliably. For investors, having staff with this credential is like a company hiring certified mechanics for a fleet: it reduces unexpected breakdowns, lowers repair costs and helps protect production and cash flow, which can lead to more predictable financial performance.
project management professional technical
"CMRP) and a Project Management Professional (PMP) and holds certifications..."
A project management professional is a trained and experienced person who plans, coordinates and drives a specific project from start to finish, keeping scope, schedule and budget on track—think of them as the coach who organizes practices, game plan and timing so the team performs. Investors care because their ability to deliver products, cut costs and meet deadlines directly affects a company’s cash flow, risk profile and the value of the investment.
six sigma black belt technical
"holds certifications as a Six Sigma Black Belt and in Behavioral Leadership."
A six sigma black belt is a professional trained to identify and eliminate errors or inefficiencies in processes to improve quality and performance. Think of it like a quality coach who uses data and systematic methods to make workflows smoother and more reliable. For investors, this expertise can lead to more consistent results and better management of risks in organizations.

AI-generated analysis. Not financial advice.

CHICAGO, March 23, 2026 (GLOBE NEWSWIRE) -- Century Aluminum Company (NASDAQ: CENX) today announced that Levi Chaffin has been promoted to Senior Vice President of Operations, Americas. He will continue to lead Century’s operations in the United States and Jamaica.

“Levi has been an instrumental part of Century’s success, setting the bar for operational excellence across our locations in the US and Jamaica,” said Jesse Gary, President and Chief Executive Officer of Century Aluminum. “Over the past several years, he has driven significant improvements in operational performance and capital discipline. Building on that momentum, Levi will now drive our operational priorities across the Americas with a focus on safe production, improved efficiency, and workforce development, while bringing valuable perspective to our corporate strategy as a new member of the senior leadership team.”

Before taking the helm of operations for the Americas, Chaffin served as Plant Manager, directing operations at Century’s Sebree smelter, where he led a team of approximately 650 employees. He holds a degree in Manufacturing Engineering from the University of Louisville and a Certificate of Management Excellence from Harvard Business School Executive Education. Chaffin is a Certified Maintenance and Reliability Professional (CMRP) and a Project Management Professional (PMP) and holds certifications as a Six Sigma Black Belt and in Behavioral Leadership.

About Century Aluminum Company

With its corporate headquarters located in Chicago, IL, Century Aluminum owns and operates primary aluminum smelting facilities in the United States and Iceland and is the majority owner and managing partner of the Jamalco alumina refinery in Jamaica. Visit www.centuryaluminum.com for more information.

Investors: Chad Rigg, 312.696.3132, investorrelations@centuryaluminum.com 
Media: Tawn Earnest, 614.698.6351, tawn.earnest@centuryaluminum.com


FAQ

Who is Levi Chaffin and what role did Century Aluminum (CENX) assign him on March 23, 2026?

Levi Chaffin was promoted to Senior Vice President of Operations, Americas at Century Aluminum on March 23, 2026. According to Century Aluminum, he will lead operations in the United States and Jamaica and join the senior leadership team to advance operational priorities.

What responsibilities will Levi Chaffin have as Senior Vice President of Operations, Americas at CENX?

Chaffin will oversee operational priorities across the Americas with emphasis on safe production, improved efficiency, and workforce development. According to Century Aluminum, he will also contribute operational perspective to corporate strategy as a senior leader.

What experience does Levi Chaffin bring to his new CENX role from the Sebree smelter?

Chaffin served as Plant Manager at the Sebree smelter, directing a team of approximately 650 employees. According to Century Aluminum, he led operational performance improvements and capital discipline at that site prior to this promotion.

What qualifications and certifications does Levi Chaffin hold relevant to his CENX promotion?

Chaffin holds a degree in Manufacturing Engineering, a Harvard Business School Executive Education certificate, and certifications including CMRP, PMP, and Six Sigma Black Belt. According to Century Aluminum, these credentials support his operational leadership responsibilities.

How might Levi Chaffin's promotion to SVP of Operations, Americas affect Century Aluminum's operational focus?

The promotion signals continued emphasis on operational excellence, capital discipline, and workforce development across the Americas. According to Century Aluminum, Chaffin will drive initiatives to improve safety and efficiency at US and Jamaica operations.
Century Alum Co

NASDAQ:CENX

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4.60B
68.35M
Aluminum
Primary Production of Aluminum
Link
United States
CHICAGO