Afya Limited Class A Common Shares (NASDAQ:AFYA)

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Afya Limited is a medical education group primarily in Brazil. Afya Limited is based in NEW YORK....

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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 28 June 2025

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Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

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2018-11-27 10:37:00 Tuesday ET

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

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Empirical tests of multi-factor models for asset return prediction

Apple Boston

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Several business founders and entrepreneurs take low risks with high potential rewards to buck the conventional wisdom.

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Thomas Piketty empirically shows that the top 1% cohort rakes in 20%+ of U.S. national income.

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Thomas Piketty empirically shows that the top 1% cohort rakes in 20%+ of U.S. national income.

As the French economist who studies global economic inequality in his recent book *Capital in the New Century*, Thomas Piketty co-authors with John Bates Cl

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The financial crisis of 2008-2009 affects many millennials as they bear the primary costs of college tuition, residential demand, health care, and childcare.

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The financial crisis of 2008-2009 affects many millennials as they bear the primary costs of college tuition, residential demand, health care, and childcare.

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American parents often worry about money and upward mobility for their children.

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American parents often worry about money and upward mobility for their children.

American parents often worry about money and upward mobility for their children. A recent New York Times survey suggests that nowadays American parents spen

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