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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 3 October 2026

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U.S. bank oligarchy has become bigger and more resistant to public regulation after the global financial crisis.

Laura Hermes

2020-02-19 14:35:00 Wednesday ET

U.S. bank oligarchy has become bigger and more resistant to public regulation after the global financial crisis.

The U.S. bank oligarchy has become bigger, more profitable, and more resistant to public regulation after the global financial crisis. Simon Johnson and

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Smart firms and customers connect the continuous flow of lean production to the lean consumption of cost-effective minimum viable products.

Olivia London

2020-07-26 15:29:00 Sunday ET

Smart firms and customers connect the continuous flow of lean production to the lean consumption of cost-effective minimum viable products.

Firms and customers create value and wealth together by joining the continual flow of small batches of lean production to the lean consumption of cost-effec

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Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets.

Fiona Sydney

2023-09-07 11:30:00 Thursday ET

Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets.

Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets. Michael Woodford (2003)  

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Neoliberal public choice continues to spin national taxation and several other forms of government intervention.

Peter Prince

2019-01-07 18:42:00 Monday ET

Neoliberal public choice continues to spin national taxation and several other forms of government intervention.

Neoliberal public choice continues to spin national taxation and several other forms of government intervention. The key post-crisis consensus focuses on go

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The top Sino-U.S. tech titans now reach the trademark total market capitalization of $4 trillion as of July 2018.

Fiona Sydney

2018-07-07 10:33:00 Saturday ET

The top Sino-U.S. tech titans now reach the trademark total market capitalization of $4 trillion as of July 2018.

The east-west tech rivalry intensifies between BATs (Baidu, Alibaba, and Tencent) and FAANGs (Facebook, Apple, Amazon, Netflix, and Google). These Sino-U.S.

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President Trump is open to extending the March 2019 deadline for raising tariffs on Chinese imports.

Peter Prince

2019-02-15 11:33:00 Friday ET

President Trump is open to extending the March 2019 deadline for raising tariffs on Chinese imports.

President Trump is open to extending the March 2019 deadline for raising tariffs on Chinese imports if both sides are close to mutual agreement. These bilat

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