Join

Compare · CSTM vs MLI

CSTM vs MLI

Side-by-side comparison of Constellium SE (CSTM) and Mueller Industries Inc. (MLI): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both CSTM and MLI operate in Metal Fabrications (Industrials), so they compete in similar markets.
  • MLI is the larger of the two at $14.64B, about 3.3x CSTM ($4.45B).
  • Over the past year, CSTM is up 137.9% and MLI is up 69.1% - CSTM leads by 68.8 points.
  • CSTM has been more active in the news (7 items in the past 4 weeks vs 5 for MLI).
  • CSTM has more recent analyst coverage (13 ratings vs 3 for MLI).
PerformanceCSTM+137.89%MLI+69.12%
2025-06-11+0.00%2026-06-10
MetricCSTMMLI
Company
Constellium SE
Mueller Industries Inc.
Price
$32.65-3.89%
$132.49-2.31%
Market cap
$4.45B
$14.64B
1M return
-4.53%
-5.84%
1Y return
+137.89%
+69.12%
Industry
Metal Fabrications
Metal Fabrications
Exchange
NYSE
NYSE
IPO
2013
News (4w)
7
5
Recent ratings
13
3
CSTM

Constellium SE

Constellium SE, together with its subsidiaries, engages in the design, manufacture, and sale of specialty rolled and extruded aluminum products for the packaging, aerospace, and automotive end-markets. The company operates through three segments: Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry. The Packaging & Automotive Rolled Products segment produces rolled aluminum products, including can stock and closure stock for the beverage and food industry, as well as foil stock for the flexible packaging market. It also supplies automotive body sheets and heat exchangers for the automotive market; and specialty reflective sheets. The Aerospace & Transportation segment provides rolled aluminum products, including aerospace plates, sheets, and extrusions; and aerospace wing skins, as well as plates and sheets for use in transportation, industry, and defense applications. The Automotive Structures & Industry segment offers extruded products and technologically advanced structures for the automotive industry, including crash-management systems, body structures, side impact beams, and battery enclosures; and hard and soft alloy extruded profiles for various industry applications in the automotive, engineering, rail, and other transportation end markets. This segment also provides downstream technology and services, which include pre-machining, surface treatment, research and development, and technical support services. The company sells its products directly or through distributors in France, Germany, the Czech Republic, the United Kingdom, Switzerland, and the United States, as well as Tokyo, Shanghai, and Seoul. Constellium SE was incorporated in 2010 and is headquartered in Paris, France.

MLI

Mueller Industries Inc.

Mueller Industries, Inc. manufactures and sells copper, brass, aluminum, and plastic products in the United States, the United Kingdom, Canada, South Korea, the Middle East, China, and Mexico. The company's Piping Systems segment offers copper tubes, fittings, line sets, and pipe nipples; PEX plumbing and radiant systems; and plumbing-related fittings and plastic injection tooling. It also resells steel pipes, brass and plastic plumbing valves, malleable iron fittings and faucets, and plumbing specialties; and supplies water tubes. This segment sells its products to wholesalers in the plumbing and refrigeration markets, distributors to the manufactured housing and recreational vehicle industries, building material retailers, and air-conditioning original equipment manufacturers (OEMs). The company's Industrial Metals segment manufactures brass, bronze, and copper alloy rods; copper bar and alloy shapes; plumbing brass, valves, and fittings; cold-form aluminum and copper products; machining of aluminum, steel, brass, and cast iron impacts and castings; brass and aluminum forgings; brass, aluminum, and stainless-steel valves; fluid control solutions; and gas train assembles to OEMs in the industrial, construction, HVAC, plumbing, and refrigeration markets. Its Climate segment offers valves, protection devices, brass fittings, and tubular assemblies and fabrications for various OEMs in the commercial HVAC and refrigeration markets; high-pressure components and accessories for the air-conditioning and refrigeration markets; coaxial heat exchangers and twisted tubes for the HVAC, geothermal, refrigeration, swimming pool heat pump, marine, ice machine, commercial boiler, and heat reclamation markets; insulated HVAC flexible duct systems; and brazed manifolds, headers, and distributor assemblies. The company was founded in 1917 and is headquartered in Collierville, Tennessee.

Latest CSTM

Latest MLI