Berkshire Hathaway Inc. (NYSE:BRK.A)

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Berkshire Hathaway Inc. is a holding company owning subsidiaries engaged in a number of diverse business activities. The most important of these are insurance businesses conducted nationwide on a primary basis and worldwide on a reinsurance basis. Berkshire also owns and operates a number of other businesses engaged in a variety of activities, as identified herein....

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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 18 July 2026

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Larry Summers critiques that the Trump tax holiday for U.S. multinational corporations may cause inadvertent consequences.

Rose Prince

2017-01-17 12:42:00 Tuesday ET

Larry Summers critiques that the Trump tax holiday for U.S. multinational corporations may cause inadvertent consequences.

Former Treasury Secretary and Harvard President Larry Summers critiques that the Trump administration's generous tax holiday for American multinational

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Macro economic innovations and asset alphas show significant mutual causation.

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Macro economic innovations and asset alphas show significant mutual causation.

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The semiconductor microchip demand-supply imbalance remains severe for American big tech.

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The semiconductor microchip demand-supply imbalance remains severe for American big tech.

The new semiconductor microchip demand-supply imbalance remains quite severe for the U.S. tech and auto industries.  Our current fundamental macro a

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Goldman Sachs takes a $5 billion net income hit that results from its offshore cash repatriation under the Trump tax law.

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Goldman Sachs takes a $5 billion net income hit that results from its offshore cash repatriation under the Trump tax law.

Goldman Sachs takes a $5 billion net income hit that results from its offshore cash repatriation under the new Trump tax law. This income hit reflects 10%-1

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Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018 with an incredible rags-to-riches life story.

John Fourier

2018-03-11 08:27:00 Sunday ET

Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018 with an incredible rags-to-riches life story.

At 89 years old, Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018. With a personal net worth of $35 billion, Li has an incredible ra

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