Constellium (CSTM)


Market Price (9/29/2026): $24.6 | Market Cap: $3.3 BilSector: Materials | Industry: Aluminum

Constellium (CSTM)


Market Price (9/29/2026): $24.6
Market Cap: $3.3 Bil
Sector: Materials
Industry: Aluminum

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

0

Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 16%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 12%, FCF Yield is 6.5%

Low stock price volatility
Vol 12M is 45%

Megatrend and thematic drivers
Megatrends include Electric Vehicles & Autonomous Driving, Circular Economy & Recycling, and Advanced Materials. Themes include EV Manufacturing, Show more.

Weak multi-year price returns
3Y Excs Rtn is -35%

Debt is significant
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is 53%

Key risks
CSTM key risks include [1] its high debt level and low interest coverage ratio compared to industry peers, Show more.

0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 16%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 12%, FCF Yield is 6.5%
1 Low stock price volatility
Vol 12M is 45%
2 Megatrend and thematic drivers
Megatrends include Electric Vehicles & Autonomous Driving, Circular Economy & Recycling, and Advanced Materials. Themes include EV Manufacturing, Show more.
3 Weak multi-year price returns
3Y Excs Rtn is -35%
4 Debt is significant
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is 53%
5 Key risks
CSTM key risks include [1] its high debt level and low interest coverage ratio compared to industry peers, Show more.

CSTM in ETFs

Weight = CSTM's share of each fund

IWM0.10%
NUSC0.24%
IWO0.21%
FNDC0.16%
ESML0.13%
VTWO0.11%
IWV0.00%

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

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Updated on 9/23/2026

Constellium (CSTM) stock has lost about 30% since 5/31/2026 because of the following key factors:

1. Weakening Aluminum Prices and Commodity Volatility.

Despite Constellium reporting strong fiscal Q2 2026 results, which were notably driven by robust aluminum pricing earlier in the period, the stock experienced pressure from a decline in aluminum prices. Starting in early June 2026, aluminum prices fell "double digits off their highs," indicating a macroeconomic headwind that negatively impacted the market's perception of the company's future profitability.

2. Deteriorating Fiscal 2027 Earnings Outlook.

While Constellium raised its full-year fiscal 2026 guidance, analysts have significantly tempered expectations for the subsequent fiscal year. The consensus Earnings Per Share (EPS) for fiscal 2027 was revised down by 4.8% to $2.41 as of September 8, 2026. Furthermore, a substantial 21.89% decrease in EPS is projected for fiscal 2027 compared to fiscal 2026. This anticipation of a slowdown in profitability beyond the current fiscal year contributed to the stock's decline.

Show more
Updated on 9/23/2026

Constellium (CSTM) stock has lost about 30% since 5/31/2026 because of the following key factors:

1. Weakening Aluminum Prices and Commodity Volatility.

Despite Constellium reporting strong fiscal Q2 2026 results, which were notably driven by robust aluminum pricing earlier in the period, the stock experienced pressure from a decline in aluminum prices. Starting in early June 2026, aluminum prices fell "double digits off their highs," indicating a macroeconomic headwind that negatively impacted the market's perception of the company's future profitability.

2. Deteriorating Fiscal 2027 Earnings Outlook.

While Constellium raised its full-year fiscal 2026 guidance, analysts have significantly tempered expectations for the subsequent fiscal year. The consensus Earnings Per Share (EPS) for fiscal 2027 was revised down by 4.8% to $2.41 as of September 8, 2026. Furthermore, a substantial 21.89% decrease in EPS is projected for fiscal 2027 compared to fiscal 2026. This anticipation of a slowdown in profitability beyond the current fiscal year contributed to the stock's decline.

3. Analyst Downgrades and Valuation Concerns.

During the period, several analysts downgraded Constellium's stock, contributing to negative sentiment. A July 9, 2026, report downgraded the stock to "Sell," arguing that the improving fiscal 2026 results were "fully discounted" in the share price. Subsequently, an August 12, 2026, report downgraded Constellium to "Hold," citing aluminum price volatility. These shifts in analyst ratings signaled caution, even as the stock traded at lower multiples compared to its peers.

4. Softness in Key Segments and Operational Headwinds.

Although Constellium's aerospace segment demonstrated strength, there were noted concerns regarding "packaging softness" during the first half of fiscal 2026, which was highlighted as a potential risk to performance. Additionally, the company recently indicated a possible halt in its EU recycling expansion due to a scrap shortage, raising questions about future operational efficiency and growth in this area.

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Stock Movement Drivers

Fundamental Drivers

The -28.1% change in CSTM stock from 5/31/2026 to 9/28/2026 was primarily driven by a -42.4% change in the company's P/E Multiple.
(LTM values as of)53120269282026Change
Stock Price ($)34.2624.63-28.1%
Change Contribution By: 
Total Revenues ($ Mil)8,9319,5767.2%
Net Income Margin (%)4.9%5.7%16.8%
P/E Multiple10.76.1-42.4%
Shares Outstanding (Mil)135136-0.3%
Cumulative Contribution-28.1%

LTM = Last Twelve Months as of date shown

Market Drivers

5/31/2026 to 9/28/2026
ReturnCorrelation
CSTM-28.1% 
Market (SPY)1.5%48.9%
Sector (XLB)-2.9%41.2%

Fundamental Drivers

The -1.0% change in CSTM stock from 2/28/2026 to 9/28/2026 was primarily driven by a -50.8% change in the company's P/E Multiple.
(LTM values as of)22820269282026Change
Stock Price ($)24.8924.63-1.0%
Change Contribution By: 
Total Revenues ($ Mil)8,4499,57613.3%
Net Income Margin (%)3.2%5.7%76.1%
P/E Multiple12.56.1-50.8%
Shares Outstanding (Mil)1371360.6%
Cumulative Contribution-1.0%

LTM = Last Twelve Months as of date shown

Market Drivers

2/28/2026 to 9/28/2026
ReturnCorrelation
CSTM-1.0% 
Market (SPY)12.2%58.6%
Sector (XLB)-6.6%53.6%

Fundamental Drivers

The 70.0% change in CSTM stock from 8/31/2025 to 9/28/2026 was primarily driven by a 1252.6% change in the company's Net Income Margin (%).
(LTM values as of)83120259282026Change
Stock Price ($)14.4924.6370.0%
Change Contribution By: 
Total Revenues ($ Mil)7,6059,57625.9%
Net Income Margin (%)0.4%5.7%1252.6%
P/E Multiple63.86.1-90.4%
Shares Outstanding (Mil)1411363.6%
Cumulative Contribution70.0%

LTM = Last Twelve Months as of date shown

Market Drivers

8/31/2025 to 9/28/2026
ReturnCorrelation
CSTM70.0% 
Market (SPY)20.0%51.7%
Sector (XLB)9.2%51.1%

Fundamental Drivers

The 36.8% change in CSTM stock from 8/31/2023 to 9/28/2026 was primarily driven by a 119.6% change in the company's Net Income Margin (%).
(LTM values as of)83120239282026Change
Stock Price ($)18.0024.6336.8%
Change Contribution By: 
Total Revenues ($ Mil)8,6039,57611.3%
Net Income Margin (%)2.6%5.7%119.6%
P/E Multiple11.86.1-48.1%
Shares Outstanding (Mil)1471367.9%
Cumulative Contribution36.8%

LTM = Last Twelve Months as of date shown

Market Drivers

8/31/2023 to 9/28/2026
ReturnCorrelation
CSTM36.8% 
Market (SPY)76.5%51.6%
Sector (XLB)26.4%54.0%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
CSTM Return28%-34%69%-49%84%32%78%
Peers Return58%-13%22%8%53%33%265%
S&P 500 Return27%-19%24%23%16%13%106%

Monthly Win Rates [3]
CSTM Win Rate58%42%67%33%83%44% 
Peers Win Rate60%45%50%47%68%62% 
S&P 500 Win Rate75%42%67%75%67%56% 

Max Drawdowns [4]
CSTM Max Drawdown-21%-52%-21%-56%-37%-32% 
Peers Max Drawdown-29%-48%-38%-32%-33%-35% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: AA, KALU, RS, CENX, MTRN.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 9/28/2026 (YTD)

How Low Can It Go

EventCSTMS&P 500
2025 US Tariff Shock
  % Loss-15.1%-18.8%
  % Gain to Breakeven17.8%23.1%
  Time to Breakeven16 days79 days
2024 Yen Carry Trade Unwind
  % Loss-18.5%-7.8%
  % Gain to Breakeven22.7%8.5%
  Time to Breakeven499 days18 days
Summer-Fall 2023 Five Percent Yield Shock
  % Loss-15.8%-9.5%
  % Gain to Breakeven18.8%10.5%
  Time to Breakeven20 days24 days
2022 Inflation Shock & Fed Tightening
  % Loss-46.6%-24.5%
  % Gain to Breakeven87.2%32.4%
  Time to Breakeven290 days427 days
2020 COVID-19 Crash
  % Loss-66.1%-33.7%
  % Gain to Breakeven195.4%50.9%
  Time to Breakeven245 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-46.8%-19.2%
  % Gain to Breakeven88.1%23.8%
  Time to Breakeven213 days105 days

Compare to AA, KALU, RS, CENX, MTRN

In The Past

Constellium's stock fell -15.1% during the 2025 US Tariff Shock. Such a loss loss requires a 17.8% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventCSTMS&P 500
2022 Inflation Shock & Fed Tightening
  % Loss-46.6%-24.5%
  % Gain to Breakeven87.2%32.4%
  Time to Breakeven290 days427 days
2020 COVID-19 Crash
  % Loss-66.1%-33.7%
  % Gain to Breakeven195.4%50.9%
  Time to Breakeven245 days140 days
Q4 2018 Fed Policy Error / Growth Scare
  % Loss-46.8%-19.2%
  % Gain to Breakeven88.1%23.8%
  Time to Breakeven213 days105 days
2016-2017 Trump Reflation Bond Selloff
  % Loss-29.5%-3.7%
  % Gain to Breakeven41.8%3.9%
  Time to Breakeven84 days6 days
2015-2016 China Devaluation / Global Growth Scare
  % Loss-47.0%-12.2%
  % Gain to Breakeven88.8%13.9%
  Time to Breakeven8 days62 days
2014-2016 Oil Price Collapse
  % Loss-87.1%-6.8%
  % Gain to Breakeven678.1%7.3%
  Time to Breakeven3814 days15 days

Compare to AA, KALU, RS, CENX, MTRN

In The Past

Constellium's stock fell -15.1% during the 2025 US Tariff Shock. Such a loss loss requires a 17.8% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Constellium (CSTM)

Constellium SE (CSTM) is a global industrial company specializing in the design, manufacture, and sale of advanced rolled and extruded aluminum products. The company leverages its expertise in aluminum metallurgy and processing to create specialized materials primarily for the packaging, aerospace, and automotive industries.

Constellium's product portfolio includes a wide range of rolled aluminum solutions. For the packaging sector, it supplies can stock and closure stock for the beverage and food industries, as well as foil stock for flexible packaging. Within the automotive market, the company produces automotive body sheets and heat exchangers. Its aerospace and transportation segment provides critical rolled aluminum products such as aerospace plates, sheets, extrusions, and wing skins, serving aerospace, transportation, industry, and defense applications.

Beyond rolled products, Constellium is a key supplier of advanced extruded products and structures, particularly for the automotive industry. These offerings include high-performance components like crash-management systems, body structures, side impact beams, and battery enclosures. The company also provides hard and soft alloy extruded profiles for diverse industrial uses, including engineering and rail. Additionally, Constellium offers downstream technology and services such as pre-machining, surface treatment, and technical support, catering to a global customer base across Europe, North America, and Asia.

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  • The Corning of advanced aluminum.
  • The 'Intel Inside' for advanced aluminum used in everything from airplanes to beverage cans.

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  • Rolled Aluminum for Packaging: Can stock, closure stock, and foil stock used in the beverage, food, and flexible packaging industries.
  • Rolled Aluminum for Automotive: Body sheets, heat exchangers, and specialty reflective sheets supplied to the automotive market.
  • Rolled Aluminum for Aerospace & Transportation: Plates, sheets, and extrusions for aerospace applications (including wing skins), as well as for transportation, industry, and defense.
  • Automotive Structures & Extruded Products: Technologically advanced extruded aluminum structures for vehicles, such as crash-management systems, body structures, side impact beams, and battery enclosures.
  • Industrial Extruded Profiles: Hard and soft alloy extruded profiles for diverse industrial applications including automotive, engineering, rail, and other transportation end markets.
  • Product Customization & Support Services: Downstream services including pre-machining, surface treatment, research and development, and technical support for their aluminum products.

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Constellium (symbol: CSTM) primarily sells its specialty rolled and extruded aluminum products to other companies across various industries. Based on the company description, its major customer categories include:

  • Automotive Manufacturers: For automotive body sheets, heat exchangers, crash-management systems, body structures, side impact beams, battery enclosures, and other extruded profiles.
  • Aerospace Manufacturers: For aerospace plates, sheets, extrusions, and wing skins.
  • Beverage, Food, and Packaging Companies: For can stock, closure stock, and foil stock for flexible packaging.
  • Other Transportation and Industrial Companies: Including those in rail, defense, engineering, and general industry applications.

The provided company description does not list the specific names of individual customer companies.

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Ingrid Joerg, Chief Executive Officer and Director

Ingrid Joerg was appointed Chief Executive Officer of Constellium effective January 1, 2026, and also joined the Board of Directors on that date. She previously served as Chief Operating Officer from 2023, overseeing all business units. Ms. Joerg joined Constellium in 2015 as President of the Aerospace and Transportation business unit. She brings over 25 years of experience in the aluminum industry, having previously served as CEO of Aleris Rolled Products Europe and holding leadership positions with Alcoa as President of its European and Latin American Mill Products business unit.

Jack Guo, Executive Vice President and Chief Financial Officer

Jack Guo was appointed Chief Financial Officer of Constellium, effective April 1, 2023. He joined Constellium as a Vice President Finance in early 2017 and was later promoted to Vice President Business Development and Strategy in September 2017. Before joining Constellium, Mr. Guo worked at Credit Suisse for twelve years, where his most recent role was Director in Investment Banking and Capital Markets, focusing on downstream aluminum activities. He holds a BA in Economics from the University of Chicago and an MBA from Columbia University.

Ludovic Piquier, Senior Vice President, Manufacturing Excellence and Chief Technical Officer

Ludovic Piquier serves as the Senior Vice President of Manufacturing Excellence and Chief Technical Officer at Constellium.

Philip Ryan Jurkovic, Senior Vice President and Chief Human Resources Officer

Philip Ryan Jurkovic holds the position of Senior Vice President and Chief Human Resources Officer at Constellium.

Nicolas Brun, Senior Vice President, Public Affairs, Communications and Sustainability

Nicolas Brun is the Senior Vice President of Public Affairs, Communications and Sustainability for Constellium.

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The key risks to Constellium's business include:

  1. Macroeconomic and Geopolitical Instability / Market Volatility: Constellium's extensive international operations make it vulnerable to global economic downturns, trade restrictions, and geopolitical tensions, such as the conflict between Russia and Ukraine. The company is directly impacted by inflationary pressures and demand weakness across most of its end markets, including industrial, packaging, and aerospace sectors. Fluctuations in aluminum prices, raw material volatility, and foreign currency exchange rates also pose significant threats to its business operations and profitability.

  2. Elevated Debt Levels: Constellium operates with elevated debt levels, evidenced by a debt-to-equity ratio of approximately 212.5x as of March 2026. This high leverage is a persistent risk, particularly if aluminum prices or demand soften, or if the company experiences a deterioration in cash flow generation. Such a financial position could limit the company's flexibility in responding to market changes or investing in growth opportunities.

  3. Competition with Alternative Materials and Technological Advancements: Constellium faces significant competition not only from other aluminum producers but also from manufacturers of alternative materials like steel, glass, plastics, and composites. Fluctuations in aluminum prices relative to these alternative materials can affect the competitiveness of Constellium's offerings. Furthermore, environmental regulations and evolving customer preferences for lighter and more efficient materials may drive demand for alternatives, potentially impacting Constellium's market share and profitability if it fails to continuously innovate and adapt to technological changes.

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Constellium SE (CSTM) operates in several key addressable markets for its aluminum products. The global market sizes for its main product categories are outlined below:

  • Packaging Rolled Products (Can Stock, Closure Stock, and Foil Stock):
    • The global aluminum cans market was valued at approximately $52.01 billion in 2024 and is projected to reach around $81.22 billion by 2034. Other estimates place the global aluminum cans market at $61.15 billion in 2025, expected to reach $99.20 billion by 2035.
    • The global aluminum foil packaging market was estimated at $41.59 billion in 2025 and is expected to reach $60.96 billion by 2033. Another source reported the global aluminum foil packaging market size at $51.62 billion in 2025, predicted to increase to approximately $76.92 billion by 2034.
  • Automotive Rolled Products and Structures (Body Sheets, Heat Exchangers, Crash-Management Systems, Body Structures, Side Impact Beams, Battery Enclosures, and Extruded Profiles):
    • The global automotive aluminum market was valued at $26.2 billion in 2023 and is projected to reach $60.6 billion by 2033. Other estimates for the global automotive aluminum market include $32.6 billion in 2024, projected to reach $61.3 billion by 2033, and $57.46 billion in 2023, expected to reach $189.94 billion by 2033.
    • More specifically, the global automotive body sheet market is projected to reach $19.79 billion in 2026 and hit $65.85 billion by 2035. Aluminum sheet components constitute approximately 18% of the total automotive sheet metal consumption.
    • The global automotive structural sheet market was valued at $18.4 billion in 2024 and is projected to grow to $24.0 billion by 2034.
    • The global aluminum extrusion market, which includes extrusions for automotive and industrial applications, accounted for $88.97 billion in 2024 and is predicted to reach around $169.22 billion by 2034. Other estimates for the global aluminum extrusion market include $94.8 billion in 2024, expanding to $230.2 billion by 2035, and $99.61 billion in 2025, expected to hit $224.18 billion by 2035.
  • Aerospace & Transportation Products (Aerospace Plates, Sheets, and Extrusions):
    • The global aerospace aluminum market reached $7.89 billion in 2024 and is expected to reach $12.57 billion by 2032. Another source valued the aerospace aluminum market at $8.19 billion in 2024, projected to grow to $17.59 billion by 2035.
    • The aluminum for aerospace market was estimated to be about $6.7 billion in 2023 and is projected to reach $10.2 billion by 2030.
    • The global aluminum castings for aircraft and aerospace market was valued at $1.08 billion in 2024 and is projected to grow to $1.65 billion by 2034.

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Constellium SE (CSTM) anticipates several key drivers for its future revenue growth over the next two to three years:

  1. Sustained Strong Demand and Increased Shipments in Key End Markets: Constellium expects continued robust demand and higher shipments across its primary operating segments. This is particularly evident in the Packaging & Automotive Rolled Products segment, driven by increased orders for packaging rolled products in North America and Europe, and automotive rolled products in North America. The Aerospace & Transportation segment is also experiencing healthy orders for transportation, industrial, and defense rolled products.
  2. Favorable Market Dynamics: The company anticipates benefiting from specific market conditions, including ongoing supply shortages for automotive rolled products and improved scrap spreads in North America. These dynamics are expected to contribute positively to Constellium's revenue performance.
  3. Contribution from Higher Metal Prices: While Constellium employs a pass-through business model to mitigate exposure to metal price fluctuations, higher metal prices nonetheless contribute to an increase in reported revenue per ton. This factor has been noted as a contributor to revenue growth.

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Capital Allocation Decisions (Last 3-5 Years)

Share Repurchases

  • Constellium authorized a new share repurchase program of up to $300 million on March 12, 2026, set to become effective after the 2026 Annual General Meeting on May 21, 2026, and expiring on December 31, 2028.
  • This new program will replace a prior share repurchase authorization from February 2024.
  • In the full year 2025, Constellium repurchased 8.9 million shares of its stock for $115 million.

Capital Expenditures

  • Constellium's capital expenditures were -$330 million in 2025, -$413 million in 2024, -$366 million in 2023, -$289 million in 2022, and -$263.82 million in 2021.
  • The company's capital expenditures are directed towards creating specialized alloys for high-margin segments like aerospace and automotive, which require significant investment in R&D and production capabilities.

Better Bets vs. Constellium (CSTM)

Peer Outperformance in Aluminum

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Share of Aluminum constituents that CSTM has outperformed, by holding period. Peers without a full price history over a given window are excluded from that window.
1Y
—
insufficient peer history
3Y
—
insufficient peer history
5Y
—
insufficient peer history
Aluminum peers with revenue growth within 4pp of CSTM's that beat it on at least 2 of 3 windows, and by at least 20pp over 5Y. Growth is matched by construction, so the gap is largely a re-rating gap. The multiple column is the context for it.
Ticker Name Rev Growth 3Y Avg P/E 1Y3Y5Y 5Y Gap
CSTM Constellium 4.8% 6.1x 60.7%35.3%27.8% —
CENX Century Aluminum 5.6% 6.1x 33.6%420.2%181.2% +153pp
Price returns, excluding dividends. P/E shown for context only and not used for matching.
Median price return by industry across the Materials sector, ranked by 5Y. Aluminum is CSTM's own industry. Use this to see which corners of the sector have carried the returns.
Industry Names 1Y med3Y med5Y med Top 3 by 5Y
Copper 7 83.5%108.5%180.4% TGB 418% · HBM 353% · SCCO 337%
Silver 6 62.8%304.4%163.0% AYA 365% · HL 219% · SVM 199%
Steel 13 17.9%37.1%162.9% HCC 339% · NWPX 321% · STLD 315%
Gold 39 13.8%214.9%147.5% AUGO 874% · IAG 741% · AU 579%
Construction Materials 9 -23.9%15.5%47.4% USLM 364% · CRH 88% · SMID 79%
Aluminum ← 4 47.1%87.3%44.8% CENX 181% · KALU 62% · CSTM 28%
Diversified Metals & Mining 24 -24.7%-16.8%11.8% ATLX 179900% · USAR 48272% · FMST 692%
Metal, Glass & Plastic Containers 11 -0.7%19.6%0.6% KRT 220% · MYE 83% · GEF 46%
Paper & Plastic Packaging Products & Materials 7 11.4%9.4%-6.3% PKG 92% · CCK 12% · SON 0%
Specialty Chemicals 42 11.7%2.0%-17.8% ODC 475% · NEU 197% · CMT 96%
Precious Metals & Minerals 8 9.1%171.7%-23.6% ASM 628% · PPTA 350% · MTA 46%
Diversified Chemicals 4 -1.9%-27.2%-29.0% CBT 69% · ASH -15% · CC -43%
Commodity Chemicals 12 10.2%-19.8%-33.5% HWKN 283% · KOP 50% · MEOH 39%
Fertilizers & Agricultural Chemicals 10 -14.4%-12.4%-45.6% CF 127% · CTVA 92% · NTR 29%
Paper Products 4 -32.6%-54.5%-72.2% SLVM 22% · CLW -48% · ITP -96%
Median of constituents with a full price history over each window. Top names are unfiltered by size in this render.

Recent Active Movers

Peer Comparisons

Peers to compare with:

Financials

CSTMAAKALURSCENXMTRNMedian
NameConstell.Alcoa Kaiser A.Reliance Century .Materion  
Mkt Price24.6042.62151.58391.6137.40262.0797.10
Mkt Cap3.311.32.520.03.75.54.6
Rev LTM9,57613,6034,13615,8062,6672,0986,856
Op Inc LTM8141,0793411,227389133602
FCF LTM2183528754015132185
FCF 3Y Avg6422256805432960
CFO LTM5511,051186852341108446
CFO 3Y Avg4378341971,189168112317

Growth & Margins

CSTMAAKALURSCENXMTRNMedian
NameConstell.Alcoa Kaiser A.Reliance Century .Materion  
Rev Chg LTM25.9%6.5%32.8%15.4%9.7%21.6%18.5%
Rev Chg 3Y Avg4.8%8.1%10.7%0.8%5.6%7.7%6.7%
Rev Chg Q30.7%31.4%52.7%26.5%19.7%42.2%31.0%
QoQ Delta Rev Chg LTM7.2%7.5%11.7%6.5%4.9%9.5%7.4%
Op Inc Chg LTM209.5%-30.7%155.0%23.2%141.6%-5.9%82.4%
Op Inc Chg 3Y Avg65.9%397.3%92.4%-12.0%648.9%-1.4%79.1%
Op Mgn LTM8.5%7.9%8.2%7.8%14.6%6.4%8.1%
Op Mgn 3Y Avg5.7%6.3%5.7%8.4%7.2%7.3%6.7%
QoQ Delta Op Mgn LTM1.6%4.1%1.6%0.4%6.9%0.2%1.6%
CFO/Rev LTM5.8%7.7%4.5%5.4%12.8%5.2%5.6%
CFO/Rev 3Y Avg5.3%6.5%5.9%8.3%6.7%6.2%6.4%
FCF/Rev LTM2.3%2.6%2.1%3.4%5.7%1.5%2.4%
FCF/Rev 3Y Avg0.6%1.5%1.6%5.6%1.6%1.5%1.6%

Valuation

CSTMAAKALURSCENXMTRNMedian
NameConstell.Alcoa Kaiser A.Reliance Century .Materion  
Mkt Cap3.311.32.520.03.75.54.6
P/S0.30.80.61.31.42.61.0
P/Op Inc4.110.47.316.39.541.010.0
P/EBIT3.98.47.014.86.042.87.7
P/E6.18.810.922.46.160.69.9
P/CFO6.110.713.323.510.950.412.1
Total Yield16.3%12.4%11.3%5.8%16.3%1.9%11.8%
Dividend Yield0.0%0.9%2.1%1.3%0.0%0.2%0.6%
FCF Yield 3Y Avg0.9%2.1%2.7%4.8%0.7%1.4%1.8%
D/E0.60.20.40.10.10.10.2
Net D/E0.50.10.40.10.00.10.1

Returns

CSTMAAKALURSCENXMTRNMedian
NameConstell.Alcoa Kaiser A.Reliance Century .Materion  
1M Rtn-8.8%-15.3%-3.1%1.0%-19.7%10.2%-5.9%
3M Rtn-21.1%-20.1%-18.7%4.9%-19.7%-9.4%-19.2%
6M Rtn6.7%-32.3%33.4%31.2%-29.8%90.9%18.9%
12M Rtn60.5%31.3%99.7%40.0%33.6%120.2%50.2%
3Y Rtn35.2%51.7%124.2%56.3%420.2%160.6%90.2%
1M Excs Rtn-9.6%-16.1%-2.7%0.6%-17.9%7.1%-6.2%
3M Excs Rtn-24.3%-23.4%-21.9%1.6%-22.9%-12.7%-22.4%
6M Excs Rtn-15.4%-47.6%12.9%10.9%-45.3%64.9%-2.2%
12M Excs Rtn48.1%20.1%93.3%25.3%27.7%106.5%37.9%
3Y Excs Rtn-35.2%-19.9%53.6%-21.4%371.7%83.0%16.8%

Comparison Analyses

null

Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
Packaging and Automotive Rolled Products (P&ARP)5,0784,1964,2144,8914,187
Aerospace and Transportation (A&T)1,9681,8161,8681,7281,293
Automotive Structures and Industry (AS&I)1,5791,4321,7621,9131,566
Holdings and Corporate (H&C)562100
Inter-segment elimination-181-115-39 -80
Total8,4497,3357,8268,5326,965


Operating Income by Segment
$ Mil20252024202320222021
Packaging and Automotive Rolled Products (P&ARP)353242305350389
Aerospace and Transportation (A&T)339292351233126
Metal price lag12648-92-31212
Automotive Structures and Industry (AS&I)7274129160161
Pension and other post-employment benefits - non operating gains1411   
Holdings and Corporate (H&C)-44-33-31-20-18
Unrealized Gain/(losses) on derivatives-56-1 -4940
Depreciation and amortization-330-304-300-308-302
Impairment of assets -24 0 
Other adjustments 2 0 
Restructuring costs -11 -1-3
Share based compensation costs -25 -19-17
Unrealized exchange gains / (losses) from the remeasurement of monetary assets and liabilities – net 1 -11
Expenses on factoring arrangements  24  
Gains / (losses) on disposal   -4-3
Gains / (losses) on pension plan amendments   50-36
Start-up and development costs   0 
Total474272386358548


Assets by Segment
$ Mil20252024202320222021
Packaging and Automotive Rolled Products (P&ARP)2,4052,1182,3242,3452,387
Aerospace and Transportation (A&T)1,3751,1721,2021,1591,073
Automotive Structures and Industry (AS&I)711651744780836
Holdings and Corporate (H&C)390313346489511
Deferred income tax assets270311279291183
Cash and cash equivalents120141223178166
Fair value of derivatives instruments and other financial assets8328354279
Assets of disposal group classified as held for sale  015 
Total5,3544,7345,1525,2995,235


Price Behavior

Price Behavior
Market Price$24.63 
Market Cap ($ Bil)3.3 
First Trading Date05/23/2013 
Distance from 52W High-31.9% 
   50 Days200 Days
DMA Price$27.46$27.22
DMA Trendupdown
Distance from DMA-10.3%-9.5%
 3M1YR
Volatility36.9%45.4%
Downside Capture223.69186.42
Upside Capture63.17209.28
Correlation (SPY)36.7%54.0%
CSTM Betas & Captures as of 8/31/2026

 1M2M3M6M1Y3Y
Beta2.161.721.742.181.951.59
Up Beta2.942.811.151.631.881.53
Down Beta2.281.361.862.321.841.64
Up Capture99%68%126%286%395%425%
Bmk +ve Days10213268138427
Stock +ve Days10192963128366
Down Capture292%210%227%201%145%110%
Bmk -ve Days11213259113324
Stock -ve Days11233564121373

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with CSTM
CSTM65.0%45.3%1.23-
Sector ETF (XLB)14.2%17.9%0.5951.8%
Equity (SPY)17.4%13.0%0.9653.9%
Gold (GLD)9.7%29.6%0.3130.0%
Commodities (DBC)42.7%20.7%1.60-4.0%
Real Estate (VNQ)4.3%13.6%0.0613.8%
Bitcoin (BTCUSD)-23.0%44.8%-0.4619.8%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with CSTM
CSTM4.9%46.7%0.26-
Sector ETF (XLB)6.5%19.1%0.2356.5%
Equity (SPY)13.5%17.2%0.6052.4%
Gold (GLD)18.1%18.9%0.7713.4%
Commodities (DBC)11.0%19.5%0.4412.3%
Real Estate (VNQ)0.9%18.9%-0.0636.9%
Bitcoin (BTCUSD)14.4%52.4%0.4522.4%

Smart multi-asset allocation framework can stack odds in your favor. Learn How
Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with CSTM
CSTM13.4%55.4%0.45-
Sector ETF (XLB)9.9%20.7%0.4260.9%
Equity (SPY)15.4%17.9%0.7355.9%
Gold (GLD)11.7%16.4%0.588.8%
Commodities (DBC)8.5%18.1%0.3825.5%
Real Estate (VNQ)4.7%20.7%0.1943.4%
Bitcoin (BTCUSD)63.8%66.2%1.0316.4%

Smart multi-asset allocation framework can stack odds in your favor. Learn How

Short Interest

Short Interest: As Of Date9152026
Short Interest: Shares Quantity7.1 Mil
Short Interest: % Change Since 83120262.5%
Average Daily Volume1.3 Mil
Days-to-Cover Short Interest5.5 days
Basic Shares Quantity135.9 Mil
Short % of Basic Shares5.2%

Earnings Returns History

Updated 8/7/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/29/2026-5.0%2.1% 
4/29/20263.7%6.0%10.5%
10/29/2025-3.8%-5.8%-1.8%
7/29/20255.4%-5.1%4.5%
4/30/20255.4%13.5%28.2%
2/20/202514.2%28.1%29.7%
SUMMARY STATS   
# Positive444
# Negative221
Median Positive5.4%9.8%19.3%
Median Negative-4.4%-5.4%-1.8%
Max Positive14.2%28.1%29.7%
Max Negative-5.0%-5.8%-1.8%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/29/2026-5.0%2.1% 
4/29/20263.7%6.0%10.5%
10/29/2025-3.8%-5.8%-1.8%
7/29/20255.4%-5.1%4.5%
4/30/20255.4%13.5%28.2%
2/20/202514.2%28.1%29.7%
SUMMARY STATS   
# Positive444
# Negative221
Median Positive5.4%9.8%19.3%
Median Negative-4.4%-5.4%-1.8%
Max Positive14.2%28.1%29.7%
Max Negative-5.0%-5.8%-1.8%

SEC Filings

Expand for More
Report DateFiling DateFiling
06/30/202607/29/202610-Q
03/31/202604/29/202610-Q
12/31/202502/25/202610-K
09/30/202510/29/202510-Q
06/30/202507/31/202510-Q
03/31/202504/30/202510-Q
12/31/202402/28/202510-K
09/30/202410/23/20246-K
06/30/202407/23/20246-K
03/31/202404/24/20246-K
12/31/202303/18/202420-F
09/30/202310/25/20236-K
06/30/202307/27/20236-K
03/31/202304/26/20236-K
12/31/202203/14/202320-F
09/30/202210/26/20226-K
Collapse to Preview
Report DateFiling DateFiling
06/30/202607/29/202610-Q
03/31/202604/29/202610-Q
12/31/202502/25/202610-K
09/30/202510/29/202510-Q
06/30/202507/31/202510-Q
03/31/202504/30/202510-Q
12/31/202402/28/202510-K
09/30/202410/23/20246-K
06/30/202407/23/20246-K
03/31/202404/24/20246-K
12/31/202303/18/202420-F
09/30/202310/25/20236-K
06/30/202307/27/20236-K
03/31/202304/26/20236-K
12/31/202203/14/202320-F
09/30/202210/26/20226-K
06/30/202207/28/20226-K
03/31/202204/27/20226-K
12/31/202103/14/202220-F
09/30/202110/27/20216-K
06/30/202107/29/20216-K
03/31/202105/17/20216-K
12/31/202003/17/202120-F
09/30/202002/09/20216-K
06/30/202007/22/20206-K
03/31/202006/16/20206-K
12/31/201903/09/202020-F
09/30/201910/24/20196-K

Recent Forward Guidance

Updated 9/28/2026

Latest: Q2 2026 Earnings Reported 7/29/2026

Forward GuidanceGuidance Change
MetricSourceLowMidHigh% Chg% DeltaChangePrior
2026 Adjusted EBITDAReported980.00 Mil1.00 Bil1.02 Bil8.7% RaisedGuidance: 920.00 Mil for 2026
2026 Free Cash FlowReported 300.00 Mil 9.1% RaisedGuidance: 275.00 Mil for 2026


Prior: Q1 2026 Earnings Reported 4/29/2026

Forward GuidanceGuidance Change
MetricSourceLowMidHigh% Chg% DeltaChangePrior
2026 Adjusted EBITDAReported900.00 Mil920.00 Mil940.00 Mil35.3% RaisedGuidance: 680.00 Mil for 2025
2026 Free Cash FlowReported 275.00 Mil 129.2% Higher NewGuidance: 120.00 Mil for 2025

Q3 2025 Earnings Reported 10/29/2025

Forward GuidanceGuidance Change
MetricSourceLowMidHigh% Chg% DeltaChangePrior
2025 Adjusted EBITDAReported670.00 Mil680.00 Mil690.00 Mil7.1% RaisedGuidance: 635.00 Mil for 2025
2025 Free Cash FlowReported 120.00 Mil 0 AffirmedGuidance: 120.00 Mil for 2025
2028 Adjusted EBITDAReported 900.00 Mil 0 AffirmedGuidance: 900.00 Mil for 2028
2028 Free Cash FlowReported 300.00 Mil 0 AffirmedGuidance: 300.00 Mil for 2028

Insider Activity

Updated 8/3/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Deslarzes, Jean-Christophe DirectBuy803202627.241,49040,5881,185,349Form
2Ormerod, John DirectSell608202635.018,000280,080870,804Form
3Becker, MarcusSVP CPODirectSell601202634.9310,391362,958586,265Form
4Jarrett, MartinSVP Chief Innovation OfficerDirectSell518202633.464,716157,797514,448Form
5Soultz, Bradley Lee Bradley L. Soultz Irrevocable TrustBuy518202633.842,50084,60084,600Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Deslarzes, Jean-Christophe DirectBuy803202627.241,49040,5881,185,349Form
2Ormerod, John DirectSell608202635.018,000280,080870,804Form
3Becker, MarcusSVP CPODirectSell601202634.9310,391362,958586,265Form
4Jarrett, MartinSVP Chief Innovation OfficerDirectSell518202633.464,716157,797514,448Form
5Soultz, Bradley Lee Bradley L. Soultz Irrevocable TrustBuy518202633.842,50084,60084,600Form
6Brun, NicolasSVP PA, Comm & SustDirectSell512202633.8526,661902,4753,550,560Form
7Corre, StephanePresident, AS&IDirectSell512202633.525,000167,6002,088,732Form
8Brandjes, Michiel DirectSell507202631.2510,400325,0001,300,000Form
9Guo, Jack QEVP & CFODirectSell507202632.6225,201822,0576,046,704Form
10Jurkovic, Philip RyanSVP & CHRODirectSell504202632.0148,7841,561,5765,510,489Form
11Corre, StephanePresident, AS&IDirectSell504202632.045,000160,2002,156,709Form
12Deslarzes, Jean-Christophe DirectBuy501202631.131,32541,2471,308,238Form
13Becker, MarcusSVP CPODirectSell317202625.0910,000250,900681,821Form
14Deslarzes, Jean-Christophe DirectBuy317202624.771,66541,2421,008,139Form
15Hoffmann, PhilippePresident, A&TDirectSell311202625.874,728122,3134,711,444Form
16Becker, MarcusSVP CPODirectSell311202625.871,11328,793859,841Form
17Joerg, IngridCEODirectSell311202625.874,614119,3649,781,188Form
18Guo, Jack QEVP & CFODirectSell311202625.8741,7171,079,2194,938,040Form
19Jurkovic, Philip RyanSVP & CHRODirectSell311202625.8729,900773,5135,451,404Form
20Corre, StephanePresident, AS&IDirectBuy31120260.008,026  Form
21Hoffmann, PhilippePresident, A&TDirectBuy31120260.0071,132  Form
22Becker, MarcusSVP CPODirectBuy31120260.0014,592  Form
23Brun, NicolasSVP PA, Comm & SustDirectSell311202624.6717,701436,6842,552,506Form
24Hoffmann, PhilippePresident, A&TDirectSell306202626.4580,0002,115,7001,465,783Form
25Corre, StephanePresident, AS&IDirectSell303202624.693,00074,0701,097,322Form
26Boccon-Gibod, Isabelle DirectSell227202625.7710,000257,700592,710Form
27Corre, StephanePresident, AS&IDirectSell227202625.713,20082,2621,219,633Form
28Walters, Stephen CharlesSVP GC & SecretaryDirectSell224202625.391,500  Form
29Becker, MarcusSVP CPODirectSell224202625.5815,570  Form

Investor Activity (13F)

Updated Sep 29, 2026
13F holdings as of Mar 31, 2026 (Q1 2026)

Active managers (13F portfolio over $250M, at least 3 holdings) with a position over $5M that is either over 10% of their portfolio or held in a concentrated book of 50 or fewer total positions. Index/ETF, sovereign, bank, community-bank and charitable/donor-advised filers are excluded.

Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Brightline Capital Management, LLC$45.4 Mil13.4%9Hold13F
Bayberry Capital Partners LP$21.5 Mil7.1%28New13F
Kinetic Partners Management, LP$32.3 Mil1.8%49New13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Kinetic Partners Management, LP$32.3 Mil1.8%49New13F
Bayberry Capital Partners LP$21.5 Mil7.1%28New13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Nut Tree Capital Management, LP$60.8 Mil11.5%9Exited13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Brightline Capital Management, LLC$45.4 Mil13.4%9Hold13F
Kinetic Partners Management, LP$32.3 Mil1.8%49New13F
Bayberry Capital Partners LP$21.5 Mil7.1%28New13F
Core Cache Last Updated: 9/28/2026