Constellium SE (CSTM) is a Materials stock trading at $34.02 (as of 2026-06-18), with a market capitalization of $4.66B and a trailing P/E of 11.6. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.
Constellium SE designs, manufactures, and sells specialty rolled and extruded aluminum products for packaging, aerospace, and automotive end-markets. It operates through segments including Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry, providing items such as can and closure stock, aerospace plates and extrusions, and automotive structures and extruded components.