Companhia Siderurgica Nacional (NYSE: SID), commonly known as CSN, is one of Latin America's most vertically integrated industrial groups, headquartered in São Paulo, Brazil. Founded in 1941, the company built its foundation around the Presidente Vargas Steelworks in Volta Redonda, one of Brazil's largest steel mills, and has since expanded well beyond steelmaking into mining, cement, logistics, and energy.
CSN operates through five segments. The Steel segment produces flat and long steel products, galvanized steel, and metallic packaging used across the automotive, construction, appliance, and food and chemical packaging industries. The Mining segment centers on iron ore extraction, primarily from the Casa de Pedra mine, along with smaller-scale tin mining, and supplies both CSN's own steel operations and international export markets, especially in Asia and Europe. The Cement segment produces cement and building materials, while Logistics operates railways and port terminals that connect CSN's mining, steel, and cement operations to domestic and export markets. The Energy segment generates electricity, including from hydroelectric plants, largely to support the company's own industrial operations.
This vertical integration, from mining raw iron ore to producing and distributing finished steel, is central to CSN's business model and a key factor in any analysis of the company, since it gives CSN more control over input costs than steelmakers that rely on external iron ore suppliers. At the same time, this means CSN's results are tied to swings in both global iron ore prices and steel demand, which do not always move in the same direction.
Because CSN operates primarily in Brazil, its performance is also closely linked to the Brazilian real's exchange rate, domestic infrastructure and construction activity, and international commodity cycles, particularly demand from China, one of the largest buyers of Brazilian iron ore. These macro factors are worth tracking alongside company-specific metrics like segment EBITDA and net debt levels.
On this page you can track CSN's stock price, financial metrics, earnings reports, and technical analysis, alongside a comparison with other Latin American steel and mining companies.
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Companhia Siderurgica reported a 5% increase in Q2 2026 consolidated EBITDA due to strong operational performance across all segments, including record results in cement and significant sales in mining despite a shutdown. The company achieved positive cash flow, successfully issued a new 2030 bond, and is actively pursuing deleveraging through asset sales and working capital optimization. Management expressed optimism for continued improvement in the second half of the year, emphasizing the positive impact of anti-dumping measures on steel and a strong market for cement.
Brazilian steelmaker CSN announced that Fabio Schvartsman, former CEO of mining firm Vale, will replace Benjamin Steinbruch as its chief executive officer, effective September 3. Steinbruch will transition to the role of chairman of CSN's board of directors. The change was disclosed in a securities filing on Wednesday, September 2.
Companhia Siderúrgica Nacional (SID) released its Q2 2026 earnings call presentation on August 13, 2026. The company reported an EPS of -$0.12, missing estimates by $0.09, and revenue of $2.18 billion, which beat estimates by $29.47 million and represented a 12.86% year-over-year increase. The slide deck accompanies their earnings call to provide detailed financial results for the quarter.
Companhia Siderúrgica Nacional (CSN) has received significant financial relief after securing enough support from bondholders to push through a debt exchange. This exchange involves approximately $1 billion in bonds and aims to alleviate the Brazilian steelmaker's struggles with high financing and capital costs.
Companhia Siderúrgica Nacional (CSN) is reportedly seeking at least $2.9 billion for the sale of its cement business. The Brazilian steelmaker expects to receive four bids as it moves to sell the entire unit, abandoning an earlier plan.