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)....

+See More


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 31 January 2026

Blog+More

Trump advisor Gary Cohn aims for tax neutrality over the next decade.

Charlene Vos

2017-02-25 06:44:00 Saturday ET

Trump advisor Gary Cohn aims for tax neutrality over the next decade.

As the White House economic director, Gary Cohn suggests that the Trump administration will tackle tax cuts after the administration *repeals and replaces*

+See More

Central bank independence remains important for core inflation containment in the current age of political populism.

Jonah Whanau

2019-04-21 10:07:54 Sunday ET

Central bank independence remains important for core inflation containment in the current age of political populism.

Central bank independence remains important for core inflation containment in the current age of political populism. In accordance with the dual mandate of

+See More

President Trump nominates Jerome Powell to be the new Federal Reserve chairman.

Fiona Sydney

2017-10-03 18:39:00 Tuesday ET

President Trump nominates Jerome Powell to be the new Federal Reserve chairman.

President Trump has nominated Jerome Powell to run the Federal Reserve once Fed Chair Janet Yellen's current term expires in February 2018. Trump's

+See More

Precautionary-motive and agency reasons for corporate cash management

Monica McNeil

2022-10-05 08:24:00 Wednesday ET

Precautionary-motive and agency reasons for corporate cash management

Precautionary-motive and agency reasons for corporate cash management Bates, Kahle, and Stulz (JF 2009) empirically find that public firms have doubled t

+See More

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world.

Jacob Miramar

2019-04-13 14:28:00 Saturday ET

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world.

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world. In its recent public bond issuance prospectus, Aramco offers the

+See More

The new Brexit deal can boost British pound appreciation and macroeconomic optimism.

Fiona Sydney

2019-11-13 11:34:00 Wednesday ET

The new Brexit deal can boost British pound appreciation and macroeconomic optimism.

The new Brexit deal can boost British pound appreciation and economic optimism. British prime minister Boris Johnson wins the parliamentary vote on his new

+See More