ATLASBrazil stock market — top companies & ATLAS outlook
ATLAS tracks 184 stocks listed in Brazil. The largest by market value is Petróleo Brasileiro (PETR4.SA), followed by Petróleo Brasileiro and Itaú Unibanco Holding S.A PN.
Updated Nov 6, 2026. Educational information, not investment advice.
Live price, market value and ATLAS fair value for the largest companies listed in Brazil. Figures match what ATLAS shows on each stock's page and update roughly every few hours.
Biggest movers today
Today's biggest gains and falls among the largest Brazil companies.
Largest Brazil companies
| # | Company | Price | 1-day | Market cap | Vs ATLAS fair value |
|---|---|---|---|---|---|
| 1 | PETR4.SA Petróleo Brasileiro | R$45.36 | -1.3% | — | 30% below fair value |
| 2 | PETR3.SA Petróleo Brasileiro | R$51.21 | -1.1% | $114B | 21% below fair value |
| 3 | ITUB4.SA Itaú Unibanco Holding S.A PN | R$40.53 | +1.4% | $85.6B | 11% below fair value |
| 4 | ITUB3.SA Itaú Unibanco | R$44.78 | +1.0% | $85.6B | about fair value |
| 5 | BPAC11.SA Banco BTG Pactual | R$55.52 | +3.0% | $52.0B | — |
| 6 | VALE3.SA Vale | R$64.04 | +2.2% | $49.6B | about fair value |
| 7 | ABEV3.SA Ambev | R$15.48 | 0.0% | $43.5B | about fair value |
| 8 | WEGE3.SA WEG | R$48.19 | -0.2% | $36.9B | 57% above fair value |
| 9 | SANB11.SA Banco Santander (Brasil) | R$25.66 | -1.1% | $30.0B | 47% above fair value |
| 10 | BBDC4.SA Banco Bradesco S.A. PN | R$14.20 | +3.1% | $27.7B | 41% below fair value |
Ranked by market value, largest first. Price is in local currency; market value is in USD. The gap to fair value is a model estimate, not a price target.
Brazil stocks — common questions
What are the biggest Brazil stocks?
The largest Brazil companies ATLAS tracks are Petróleo Brasileiro (PETR4.SA), Petróleo Brasileiro and Itaú Unibanco Holding S.A PN, ranked by market capitalisation in USD.
Does ATLAS cover Brazil stocks?
Yes. ATLAS tracks 184 stocks listed in Brazil, with price, market value and a fair-value estimate for each, alongside 19,000+ stocks worldwide.
What is ATLAS fair value?
ATLAS estimates a fair value for each company and shows how far the current price sits above or below it. It is a model estimate, not a price target or investment advice.
Track Brazil stocks on ATLAS — probability, fair value and earnings for PETR4.SA, PETR3.SA and 19,000+ more.
Open ATLAS free →ATLAS is educational information, not investment advice. Fair value and probability are model estimates, not forecasts or recommendations. Figures update roughly every few hours.