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 25 April 2026

Blog+More

China allows its renminbi currency to slide below the psychologically important threshold of 7-yuan per U.S. dollar.

Charlene Vos

2019-09-13 10:37:00 Friday ET

China allows its renminbi currency to slide below the psychologically important threshold of 7-yuan per U.S. dollar.

China allows its renminbi currency to slide below the key psychologically important threshold of 7-yuan per U.S. dollar. A currency dispute between the U.S.

+See More

CNBC news anchor Becky Quick interviews Warren Buffett in light of the recent stock market gyrations and movements.

Becky Berkman

2018-04-05 07:42:00 Thursday ET

CNBC news anchor Becky Quick interviews Warren Buffett in light of the recent stock market gyrations and movements.

CNBC news anchor Becky Quick interviews Berkshire Hathaway's Warren Buffett in light of the recent stock market gyrations and movements. Warren Buffett

+See More

American parents often worry about money and upward mobility for their children.

Becky Berkman

2019-01-03 10:38:00 Thursday ET

American parents often worry about money and upward mobility for their children.

American parents often worry about money and upward mobility for their children. A recent New York Times survey suggests that nowadays American parents spen

+See More

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner.

Laura Hermes

2018-05-08 13:39:00 Tuesday ET

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner.

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner. Recent stock prices show favorable trends for

+See More

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall.

Amy Hamilton

2019-01-19 12:38:00 Saturday ET

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall.

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall that would give President Trump great victory on his

+See More

AYA Analytica podcast provides fresh insights into the latest stock market news, economic trends, and investment portfolio strategies.

Amy Hamilton

2019-04-30 19:46:00 Tuesday ET

AYA Analytica podcast provides fresh insights into the latest stock market news, economic trends, and investment portfolio strategies.

AYA Analytica finbuzz podcast channel on YouTube April 2019 In this podcast, we discuss several topical issues as of April 2019: (1) Our proprietary

+See More