Nucor Business Summary

Nucor Corporation (NUE) operates a vertically integrated, circular business model as North America’s largest steel manufacturer and recycler. The company generates revenue primarily through the production and sale of steel products across three core segments: Steel Mills, which produces sheet, plate, bar, and structural steel using efficient electric arc furnace (EAF) technology; Steel Products, a high-margin downstream segment manufacturing value-added goods like joists, deck, and specialized doors; and Raw Materials, which manages scrap metal procurement and direct reduced iron (DRI) production. Nucor maintains a dominant market position by leveraging its flexible, low-cost "mini-mill" strategy to capture a significant share of the North American basic materials sector. It competes directly with Steel Dynamics (STLD), United States Steel (X), and Commercial Metals Company (CMC), distinguishing itself through its superior operational efficiency and status as the continent's largest recycler. The modern Nucor was forged in the 1960s under the visionary leadership of F. Kenneth Iverson and Sam Siegel, who pivoted the failing Nuclear Corporation of America toward scrap-based steelmaking. Today, the executive team is led by Chair and CEO Leon J. Topalian, a Nucor veteran who joined in 1996 and rose through the engineering and operational ranks. Supporting him are Stephen D. Laxton, who was promoted to President and Chief Operating Officer on January 1, 2026, and John L. "Jack" Sullivan, who was elected Chief Financial Officer and Executive Vice President effective March 1, 2026, bringing a pedigree from Duke Energy and Bank of America. The company’s governance is bolstered by a robust Board of Directors, which recently appointed Tracy A. Embree (formerly of Otis and Cummins) as an independent member in February 2026, alongside Lead Director Christopher J. Kearney.