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Berkshire Hathaway Inc. (NYSE:BRK.B)

Real-time price： | Most recent change：0.00%

Berkshire Hathaway is a holding company, which owns subsidiaries in insurance, rail roads, utilities, manufacturing services, retail and home building. The most important of these are insurance businesses conducted on both a primary basis and insurance basis, a freight rail transportation business and a group of utility and energy generation and distribution businesses. It has four major operating sectors - The Insurance group (includes GEICO, Government Employees Insurance Company writes private passenger automobile insurance); General Re (conducts reinsurance business, offering property and casualty, life and health coverage to clients worldwide); Berkshire Hathaway Reinsurance Group (underwrites excess-of-loss reinsurance and quota-share coverage for insurers and reinsurers globally); Berkshire Hathaway Primary Group (comprises a wide variety of independently-managed insurance businesses that principally write liability coverage for commercial accounts)....

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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 April 2026

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The social media factor serves as a new measure of investor sentiment in addition to the fundamental factors.

Rose Prince

2017-05-07 06:39:00 Sunday ET

The social media factor serves as a new measure of investor sentiment in addition to the fundamental factors.

While the original five-factor asset pricing model arises from a quasi-lifetime of top empirical research by Nobel Laureate Eugene Fama and his long-time co

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Michael Bloomberg criticizes that the Trump administration's tax reform is a trillion dollar blunder.

Fiona Sydney

2017-12-09 08:37:00 Saturday ET

Michael Bloomberg criticizes that the Trump administration's tax reform is a trillion dollar blunder.

Michael Bloomberg, former NYC mayor and media entrepreneur, criticizes that the Trump administration's tax reform is a trillion dollar blunder because i

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Global debt surges to $250 trillion in the fiscal year 2019.

Olivia London

2019-12-28 09:36:00 Saturday ET

Global debt surges to $250 trillion in the fiscal year 2019.

Global debt surges to $250 trillion in the fiscal year 2019. The International Institute of Finance analytic report shows that both China and the U.S. accou

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In the modern monetary system, each CBDC helps anchor public trust in money in support of economic welfare, especially in a new cashless society.

Joseph Corr

2024-07-31 09:28:00 Wednesday ET

In the modern monetary system, each CBDC helps anchor public trust in money in support of economic welfare, especially in a new cashless society.

In the modern monetary system, each new CBDC helps anchor public trust in money in support of economic welfare, especially in a cashless society. In our

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Ivanka Trump softens her father's brash and combative image with a social agenda toward female empowerment.

Fiona Sydney

2017-06-09 06:37:00 Friday ET

Ivanka Trump softens her father's brash and combative image with a social agenda toward female empowerment.

To complement President Trump's pro-business economic policies such as low taxation, new infrastructure, greater job creation, and technological in

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It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

Dan Rochefort

2019-02-03 13:39:00 Sunday ET

It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

It can be practical for the U.S. to impose the 2% wealth tax on the rich. Democratic Senator Elizabeth Warren proposes a 2% wealth tax on the richest Americ

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