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 27 June 2026

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Apple becomes the first company to hit $1 trillion stock market valuation.

Becky Berkman

2018-08-01 11:43:00 Wednesday ET

Apple becomes the first company to hit $1 trillion stock market valuation.

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Ben Horowitz shares many hard truths, setbacks, failures, obstacles, difficulties, and disappointments through his rare unique entrepreneurial journey at LoudCloud.

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Lucian Bebchuk and Jesse Fried critique that executive pay often cannot help explain the stock return and operational performance of most corporations.

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2023-07-28 11:28:00 Friday ET

Lucian Bebchuk and Jesse Fried critique that executive pay often cannot help explain the stock return and operational performance of most corporations.

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U.S. tech titans increasingly hire PhD economists to help solve business problems.

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2019-03-19 12:35:00 Tuesday ET

U.S. tech titans increasingly hire PhD economists to help solve business problems.

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

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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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The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Trump at the G7 forum.

Jonah Whanau

2018-06-02 09:35:00 Saturday ET

The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Trump at the G7 forum.

The finance ministers of Britain, Canada, France, Germany, Italy, and Japan team up against U.S. President Donald Trump and Treasury Secretary Steven Mnuchi

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