Stocks · B3 · Energy · Brazil
PETR4.SA — Petrobras SA
Petrobras SA (PETR4.SA) is a energy stock listed on B3 (Brazil). At the close of September 28, 2026 it traded at 48.72 (+1.35% on the day), +11.9% over one month, +32.9% over three months, +67.6% over twelve months. The InvestMuse composite score is +15 on a −100 to +100 scale, a mixed read that ranks #326 of about 1,221 assets. The strongest of its nine dimensions are Trend (+72) and Momentum (+43); the weakest is Chart patterns and zones (-20). Its volatility regime from the hidden Markov model is Calm.
The facts
| Last close | 48.72 (September 28, 2026) |
|---|---|
| 1 day / 1 month / 3 months / 12 months | +1.35% / +11.9% / +32.9% / +67.6% |
| 52-week range | 26.84 – 50.43 |
| Composite score | +15 / 100 · mixed view · rank #326 |
| Volatility regime (HMM) | Calm |
The nine dimensions
Each dimension is scored from −100 to +100; the composite is their weighted blend. Composite of 9 dimensions; not a recommendation.
- Regime (hidden Markov model)0
- Technical indicators-11
- Trend+72
- Support / resistance0
- Fundamentals0
- Sector edge0
- News sentiment0
- Momentum+43
- Chart patterns and zones-20
How this read is made
Every night InvestMuse scores about 1,221 stocks, crypto assets, currencies, commodities and indices on nine dimensions: a hidden Markov model regime, technical indicators, trend, support and resistance from price clustering, fundamentals, the gap to sector peers, news sentiment, momentum, and chart patterns with demand/supply zones and Fibonacci levels. Members race each other with $100,000 of play money, against five fictional fund managers and the InvestMuse algorithm.
Data as of September 28, 2026. Observations from public market data — not investment advice, not a recommendation to buy or sell.