Cia Siderúrgica Nacional – CSN
CSNA3 · B3 · Steel & Mining · US listing: SID
About the company
CSN is an integrated steel and mining group, producing flat-rolled steel products and iron ore from operations in Brazil and Portugal. It is also active in cement, logistics, and energy sectors through subsidiaries. CSN Mineração, its iron ore spin-off, trades separately on B3.
| Exchange | B3 |
| Ticker | CSNA3 |
| Sector | Steel & Mining |
| US listing | SID |
| Indicative market cap USD | $2.80B |
| Website | Visit website |
Live quote
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Where to buy
Trades in the US as SID — available through most US brokerage accounts.
On its home market (B3), it is accessible through global brokers that offer that exchange:
- Interactive Brokers — Direct access to 90+ markets worldwide, including many emerging exchanges.
- Saxo Bank — Multi-market access across Asia, Europe and the Middle East.
- Charles Schwab (Global) — Foreign ordinary shares on select markets; US-listed ADRs and ETFs.
- Fidelity International Trading — International stock trading on a number of developed and emerging markets.
- B3 – Brasil, Bolsa, Balcão — official exchange listing
Availability information only — not a recommendation or an offer to buy. Confirm eligibility, fees and current availability with your broker.
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Company data and any live price are indicative, may be delayed or inaccurate, and are for research only — not investment advice. Verify with the exchange, the company's filings and your broker.