CSTM
Constellium SE
NYSE · Basic Materials · Aluminum · FR
$20.99
−7.57%Price chart
Oct 7Oct 12Oct 15Oct 20Oct 23Oct 28Nov 2Nov 5
Key dataNov 5, 2026
Open$22.84
From 52W high−41.94%
Volume1.64M
Market cap$2.82B
P/E (TTM)5.0x
P/S (TTM)0.3x
Div yield—
Key dataNov 5, 2026
Open
$22.84
From 52W high
−41.94%
Volume
1.64M
Market cap
$2.82B
ValuationView details →
P/E (Fwd)
8.0x
EV/EBITDA
4.1x
P/E (TTM)
5.0x
RSI (14)
27.4
MomentumView details →
1D Return
−7.57%
YTD Return
+15.31%
SummaryUpdated Sep 1, 2026
Constellium SE (NYSE:CSTM) is a French specialty aluminum manufacturer founded in 2010 and publicly traded since 2013. The company emerged from the aluminum division of Rio Tinto and has grown to become a leading global supplier of rolled and extruded aluminum products serving critical industries including aerospace, automotive, and packaging. Headquartered in Paris, Constellium operates manufacturing facilities across Europe and North America, with a particular focus on high-value specialty aluminum applications that require advanced metallurgical expertise and precision manufacturing capabilities.
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CONSTELLIUM SE reported third-quarter 2026 revenue of $2.6 billion, net income of $119 million, diluted EPS of $0.84, adjusted EBITDA of $276 million and shipments of 368,000 metric tons.9d agoCONSTELLIUM SE reported results for the third quarter and nine months ended September 30, 2026, and raised its full-year 2026 guidance.9d agoThe West Virginia Manufacturers Association announced CONSTELLIUM SE’s Artemis II aluminum plates as the winner of its Coolest Thing Made in West Virginia competition.23d ago