Compare · CSTM vs RS
CSTM vs RS
Side-by-side comparison of Constellium SE (CSTM) and Reliance Inc. (RS): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both CSTM and RS operate in Metal Fabrications (Industrials), so they compete in similar markets.
- RS is the larger of the two at $17.97B, about 4.2x CSTM ($4.27B).
- CSTM has been more active in the news (6 items in the past 4 weeks vs 3 for RS).
- RS has more recent analyst coverage (25 ratings vs 11 for CSTM).
- Company
- Constellium SE
- Reliance Inc.
- Price
- -
- -
- Market cap
- $4.27B
- $17.97B
- 1M return
- -
- -
- 1Y return
- -
- -
- Industry
- Metal Fabrications
- Metal Fabrications
- Exchange
- NYSE
- NYSE
- IPO
- 2013
- 1994
- News (4w)
- 6
- 3
- Recent ratings
- 11
- 25
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.
Reliance Inc.
Reliance Steel & Aluminum Co. operates as a metals service center company. The company provides alloy, aluminum, brass, copper, carbon steel, stainless steel, titanium, and specialty steel products and processing services to general manufacturing, non-residential construction, transportation, aerospace and defense, energy, electronics and semiconductor fabrication, and heavy industries. It also offers precision sheet metal fabrication services, including laser cutting, stamping, turret punching, machining, and powder coating and welding; and toll processing and logistics services. The company operated approximately 300 metals service center processing and distribution facilities in 40 states in the United States and 13 in other countries. It sells its products directly to large original equipment manufacturers, and small machine shops, and fabricators. The company operates in the United States, Australia, Belgium, Canada, China, France, India, Malaysia, Mexico, Singapore, South Korea, Turkey, the United Arab Emirates, and the United Kingdom. Reliance Steel & Aluminum Co. was founded in 1939 and is headquartered in Los Angeles, California.
Latest CSTM
- Amendment: SEC Form SCHEDULE 13G/A filed by Constellium SE
- Constellium Enters Multi-Year Agreement with Airbus for the Supply of Aluminum Alloy Extrusions
- Constellium to Report First Quarter 2026 Results on April 29, 2026
- SEC Form DEFA14A filed by Constellium SE
- SEC Form DEF 14A filed by Constellium SE
- SEC Form 3 filed by new insider Jarrett Martin
- SEC Form PRE 14A filed by Constellium SE
- SVP CPO Becker Marcus sold $250,900 worth of Ordinary shares (10,000 units at $25.09), decreasing direct ownership by 27% to 27,175 units (SEC Form 4)
- Director Deslarzes Jean-Christophe bought $41,242 worth of Ordinary shares (1,665 units at $24.77), increasing direct ownership by 4% to 40,700 units (SEC Form 4)
- SVP GC & Secretary Walters Stephen Charles was granted 5,834 units of Ordinary shares, increasing direct ownership by 30% to 25,068 units (SEC Form 4)
Latest RS
- Reliance Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Reliance, Inc. Reports First Quarter 2026 Financial Results
- Reliance, Inc. to Announce First Quarter 2026 Results on Wednesday, April 22nd
- SEC Form DEFA14A filed by Reliance Inc.
- SEC Form DEF 14A filed by Reliance Inc.
- Goldman initiated coverage on Reliance, Inc. with a new price target
- Amendment: SEC Form SCHEDULE 13G/A filed by Reliance Inc.
- KeyBanc Capital Markets resumed coverage on Reliance, Inc. with a new price target
- SVP, General Counsel, Corp Sec Smith William A Ii sold $1,975,326 worth of shares (6,615 units at $298.61), decreasing direct ownership by 23% to 21,747 units (SEC Form 4)
- Reliance, Inc. Subsidiary AMI Metals, Inc. Awarded Significant Government Infrastructure and Defense Projects