PBR

Petroleo Brasileiro S.A., or Petrobras S.A., is the largest integrated energy firm in Brazil and one of the largest in Latin America. The company's activities include: exploration, exploitation and production of oil from reservoir wells, shale and other rocks, as well as refining, processing, trading and transportation of oil and oil products, natural gas and other fluid hydrocarbons, in addition to other energy-related activities. The company operates in five segments:Exploration and Production, Refining, Transportation and Marketing, Distribution, Gas and Power. Petrobras has a total of 7,028 megawatts (MW) of installed capacity.Biofuels: The unit deals with renewable energy programs, including biodiesel, agricultural supplies, vegetable oil extraction and ethanol....

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Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 1 November 2025