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CSTM

Constellium Se (New York Stock Exchange:CSTM)

FR · Delayed Price · Currency is USD
Basic Materials · Aluminum
23.03+0.05 (+0.22%)
 
Market cap
$3.10B
Insider Score
Health Score
Analyst consensus
Listed since
May 23, 2013
Market Cap3.10B+42.0%
Revenue (ttm)10.05B+38.3%
Net Income574.00M+420.2%
EPS4.10+345.7%
Shares Out134.54M
PE Ratio5.44
Forward PE8.54
Dividendn/a
Ex-Dividend Daten/a
Volume2,080,029
Open22.99
Previous Close22.98
Day's Range22.94 - 23.48
52-Week Range14.62 - 36.99
Beta1.57
AnalystsBuy
Price Target33.80(+46.77%)
Earnings DateFeb 17, 2027
Insider Score
79/ 100
CSTM Insider Score
Bullish

1 qualifying trade · 1 insider · $42.14K bought in the last 90 days

Constellium SE Stock Analysis — InsiderScore

See top-rated InsiderScore stocks ›
68th Percentile Overall Score
CSTM InsiderScore:79 / 99

Constellium SE scored higher than 68% of companies evaluated by InsiderBuying, and ranked 8th out of 25 stocks in the metals and mining sector.

Scores are percentile-ranked against every company we scored that day, with extra weight given to the size and conviction of each purchase and the seniority of the buyer.

Dollars Committed

Insiders at Constellium SE bought $42.1K of stock across 1 purchase in the last 90 days, the largest of them $42.1K.

Stake Increase

The average purchase added about 4% to the buyer's existing holding. Doubling a stake earns full marks here; topping up an already large position earns very little.

New Positions

Every buyer already held stock, so each purchase is an increase rather than a first position.

This category carries 35% of the Insider Score.

About CSTM

Constellium SE, along with its various subsidiaries, specializes in the development, production, and distribution of high-performance rolled and extruded aluminum solutions. These solutions primarily serve the packaging, aerospace, and automotive industries. Its operations are structured into three distinct business segments: Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry. The Packaging & Automotive Rolled Products division manufactures rolled aluminum materials. This includes stock for beverage and food cans and closures, as well as foil for flexible packaging applications. Additionally, this segment provides crucial components for the automotive sector, such as body sheets and heat exchangers, alongside specialized reflective sheets. Within the Aerospace & Transportation segment, the company supplies an array of rolled aluminum products. These encompass plates, sheets, and extrusions specifically tailored for aerospace applications, including wing skins. Furthermore, it delivers plates and sheets for various transportation, industrial, and defense uses. The Automotive Structures & Industry division is responsible for advanced extruded products and structural components designed for the automotive sector. Its offerings include critical items like crash-management systems, body structures, side impact beams, and battery enclosures. It also produces both hard and soft alloy extruded profiles utilized across diverse industrial contexts, spanning automotive, engineering, rail, and other transport-related markets. Beyond manufacturing, this segment delivers value-added downstream services such as pre-machining, surface treatment, research and development, and comprehensive technical support. Constellium distributes its products either directly to customers or via a network of distributors. Its global footprint includes sales operations in European nations such as France, Germany, the Czech Republic, the United Kingdom, and Switzerland, as well as in the United States, Shanghai, and Seoul. Established in 2010, Constellium SE maintains its corporate headquarters in Paris, France.

Address
40-44 Rue Washington, Paris, IF, 75008, FR
Market Cap
3.10 billion
Employees
11,500
Industrial Classification
Aluminum

What Are Insiders Doing?

Open-market buy / sell balanceNet Buying
Sold
$0
Bought
$42.14K

View the trades behind this meter — each links to its SEC Form 4 →

Open-market Form 4 purchases (code P) vs sales (code S) on file for this company. Grants, option exercises and tax withholdings are excluded. Informational only.

Analyst consensus

Moderate Buy
4 Buy1 Hold0 SellAvg target $33.50 (+45.5%)

5 firms rating CSTM in the last 3 months, one vote each. Issuer-paid research is not counted.

Financial Health Score
Sound
From CSTM’s reported statements · Q3 2026 (trailing 12 months)

Next catalysts

Ask Barron about CSTM

1 Day
+0.22%
5 Days
-7.14%
1 Month
-5.61%
6 Months
-28.05%
1 Year
+41.99%

$CSTM stock is featured in our Insider Score Rankings, and Insider Trades datasets.

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Recently reported changes in CSTM holdings by institutional investors

Scanning latest 13F filings…

Latest 0 13F filings · Source: SEC EDGAR

View all institutional owners →

Insider Trading

Quarterly net insider trading by CSTM's directors and management

Net Shares Purchased by Insiders−2k−1k02025Q42026Q12026Q22026Q32026Q4

Source: SEC EDGAR (Form 4)

Corporate Lobbying

CSTM Estimated quarterly lobbying spending

Source: U.S. Senate LDA

CSTM Revenue by Segment or Geography

$2.64BTotal
SegmentRevenue% of All
Packaging rolled products$1.19B44.98%
Automotive rolled products$407.00M15.42%
Aerospace rolled products$329.00M12.47%
Transportation, industry, defense and other rolled products$298.00M11.29%
Automotive extruded products$241.00M9.13%
Other extruded products$149.00M5.65%
Specialty and other thin-rolled products$28.00M1.06%

As of: Q3 2026 (Sep 30, 2026) · Source: SEC EDGAR (10-Q)

U.S. Patents

New CSTM patent grants

Loading patent grants…

Source: USPTO Open Data Portal

Government Contracts

Estimated quarterly amount awarded to CSTM from public contracts

Source: USAspending.gov

Top ETF Holders

ETFs with the largest estimated holdings in CSTM

ETFEst. Holding Size
IWMiShares Russell 2000 ETF$74.98M
AVDVAvantis International Small Cap Value ETF$51.48M
IWOiShares Russell 2000 Growth ETF$27.69M
VTWOVanguard Russell 2000 ETF$17.84M
VAWVanguard Materials ETF$9.31M
AVDEAvantis International Equity ETF$8.32M

Estimated from each fund’s disclosed top holdings × AUM

CSTM Insider Score

Our composite score: insider buying, sector, volume, tone & dilution

79
Positive
Data completeness: 82%

Bull Case vs Bear Case

AI-generated from CSTM’s recent data — informational, not investment advice

Generating analysis…

Insider Score

Our 0–100 Insider Score and the signals behind it.

79/ 100
Insider Activity
Open-market Form 4 buying
Strong
Transaction Size
Purchase $ vs. market cap
Positive
Insider Ownership
Stake increase by buyers
Neutral
Buyer Cluster
Multiple insiders buying together
Positive
Track Record
Past insider-buy performance
Strong
Market Timing
Timing vs. recent price trend
Strong

Metals and Mining: ranks #8 of 25 scored Metals and Mining stocks · sector average 71.7

What’s Behind the Score

Insider Activity
48% of score
78.63
Analyst Ratings
32% of score
99
News & Sentiment
20% of score
72

News check: Upgraded 2026 guidance and positive earnings outlook drive bullish tone; outperformance vs. sector peers supports positive momentum.

Recent Insider Activity

Buys
1
Sells
0
Buy Value
$42.14K
Distinct Buyers
1

Insider Score Trend Over Time

-0.6 since Nov 3
0255075100Nov 3 — Insider Score 79.2Nov 4 — Insider Score 78.6Nov 3Nov 4

Composite Insider Score (0–100) recomputed on each scoring run from live SEC Form 4 data.

Frequently Asked Questions

Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.