$1.10
−6.78%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$1.16
From 52W high−48.11%
Volume10.50M
Market cap$1.46B
P/E (TTM)—
P/S (TTM)0.2x
Div yield—
Key dataSep 18, 2026
Open
$1.16
From 52W high
−48.11%
Volume
10.50M
Market cap
$1.46B
ValuationView details →
P/E (Fwd)
—
EV/EBITDA
8.8x
P/E (TTM)
—
RSI (14)
49.7
MomentumView details →
1D Return
−6.78%
YTD Return
−29.69%
SummaryUpdated Jun 1, 2026
Companhia Siderúrgica Nacional (NYSE:SID) is a Brazilian integrated steel producer and diversified industrial conglomerate founded in 1941 and headquartered in São Paulo, Brazil. Originally established as a state-owned enterprise to support Brazil's industrialization, CSN was privatized in the 1990s and has since evolved into one of Latin America's largest steel companies. The company operates as a subsidiary of Vicunha Aços S.A. and has expanded beyond its steel roots to become a vertically integrated industrial group with operations spanning mining, logistics, energy generation, and cement production across Brazil and internationally.
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Latest newsMore news →
Brazilian steel equities suffered a sharp sell-off on August 11, 2026, with Gerdau's New York shares falling 5.44% to US$4.69 and CSN's ADR dropping 3.71% to US$0.8666, amid concerns over Chinese steel imports, US tariff rhetoric, and weak domestic construction demand.40d agoBrazil's Cia. Siderurgica Nacional SA received sufficient holder support to complete a $1 billion debt exchange, providing financial relief amid high financing costs.40d agoCSN announced that its acquisition offer for CSN INOVA has received valid proposals worth US$1 billion.40d ago