Nucor Corp (NYSE: NUE) is a steel manufacturing company that produces steel and steel products across three segments: steel mills, steel products, and raw materials. Revenue is generated through transactional sales of steel and fabricated steel products to service centers, fabricators, and manufacturers. Nucor manufactures steel principally from scrap steel and scrap steel substitutes using electric arc furnaces (EAFs), continuous casting, and automated rolling mills. The steel mills segment sold approximately 19,848,000 tons to outside customers in FY2025, with 79% of shipments going to external customers and 21% transferred internally to the steel products segment. Most operating facilities and customers are located in North America. Nucor was incorporated in Delaware in 1958. Its steel mills segment produces sheet steel (hot-rolled, cold-rolled, and galvanized), plate steel, structural steel, and bar steel, including concrete reinforcing bar, merchant bar, and engineered special bar quality (SBQ) products.

Revenue model

Transactional sales of steel and steel products to external customers including steel service centers, fabricators, and manufacturers. Internal transfers between segments (21% of steel mills shipments in FY2025) are also a component of the production chain.

Products and services

Sheet steel (hot-rolled, cold-rolled, galvanized), plate steel, structural steel (wide-flange beams, beam blanks, H-piling, sheet piling), bar steel (blooms, billets, concrete reinforcing bar, merchant bar, engineered special bar quality/SBQ). Also produces and procures ferrous and non-ferrous raw materials. Includes international trading and distribution companies that buy and sell steel from Nucor and other producers.

Customers and end markets

Primary customers are steel service centers, fabricators, and manufacturers located throughout the United States, Canada, and Mexico. End markets include construction (concrete reinforcing bar, structural steel) and industrial/manufacturing applications.

Value-chain role

Vertically integrated steelmaker: procures scrap steel and scrap substitutes as raw material inputs, manufactures steel via electric arc furnaces, and sells finished steel products directly to service centers, fabricators, and manufacturers. Also operates downstream steel products fabrication.

Geographic exposure

Primarily North America. Most operating facilities and customers are located in the United States, Canada, and Mexico. Also operates international trading and sales companies per the FY2025 10-K.

Source: SEC 10-K, filed 2026-02-25

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