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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 23 May 2026

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The International Monetary Fund (IMF) appoints Harvard professor Gita Gopinath as its chief economist.

Dan Rochefort

2018-10-09 08:40:00 Tuesday ET

The International Monetary Fund (IMF) appoints Harvard professor Gita Gopinath as its chief economist.

The International Monetary Fund (IMF) appoints Harvard professor Gita Gopinath as its chief economist. Gopinath follows her PhD advisor and trailblazer Kenn

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Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Charlene Vos

2018-12-22 14:38:00 Saturday ET

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018. Fed Chair Jerome Powell highlights the dovish interest ra

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President Trump supports a bipartisan bill or the Foreign Investment Risk Review Modernization Act.

Charlene Vos

2018-07-21 13:35:00 Saturday ET

President Trump supports a bipartisan bill or the Foreign Investment Risk Review Modernization Act.

President Trump supports a bipartisan bill or the Foreign Investment Risk Review Modernization Act (FIRRMA), which effectively broadens the jurisdiction of

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The Trump fiscal trifecta of lower income taxation, new infrastructure, and deregulation has yet to run its natural course.

Becky Berkman

2017-04-25 06:35:00 Tuesday ET

The Trump fiscal trifecta of lower income taxation, new infrastructure, and deregulation has yet to run its natural course.

This nice and clear infographic visualization helps us better decipher the main memes and themes of President Donald Trump's first 100 days in office.

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USPTO fintech patent protection and accreditation

Andy Yeh Alpha

2023-01-03 09:34:00 Tuesday ET

USPTO fintech patent protection and accreditation

  USPTO fintech patent protection and accreditation   As of early-January 2023, the U.S. Patent and Trademark Office (USPTO) has approved

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President Trump now agrees to cease fire in the trade conflict with the European Union.

Laura Hermes

2018-07-23 07:41:00 Monday ET

President Trump now agrees to cease fire in the trade conflict with the European Union.

President Trump now agrees to cease fire in the trade conflict with the European Union. Both sides can work together towards *zero tariffs, zero non-tariff

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