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 4 July 2026

Blog+More

The Trump team blocks Broadcom's bid for Qualcomm due to national security concerns and 5G telecom network issues.

James Campbell

2018-03-06 11:35:00 Tuesday ET

The Trump team blocks Broadcom's bid for Qualcomm due to national security concerns and 5G telecom network issues.

The Trump team blocks Broadcom's bid for Qualcomm due to national economic security concerns and 5G telecom network issues. Broadcom makes microchips fo

+See More

A Harvard MBA graduate Camilo Maldonado shares several life lessons and wise insights into personal finance.

James Campbell

2019-05-17 15:24:00 Friday ET

A Harvard MBA graduate Camilo Maldonado shares several life lessons and wise insights into personal finance.

A Harvard MBA graduate Camilo Maldonado shares several life lessons and wise insights into personal finance. People can leverage stock market investments an

+See More

British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal.

Charlene Vos

2019-01-27 12:39:00 Sunday ET

British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal.

British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal. British Parliament rejects the M

+See More

The Economist Intelligence Unit (EIU) continues to track major business risks in light of volatile stock markets.

Fiona Sydney

2019-01-11 10:33:00 Friday ET

The Economist Intelligence Unit (EIU) continues to track major business risks in light of volatile stock markets.

The Economist Intelligence Unit (EIU) continues to track major business risks in light of volatile stock markets, elections, and geopolitics. EIU monitors g

+See More

Apple provides positive forward guidance on both revenue and profit forecasts for iPhones, iPads, and MacBooks.

James Campbell

2019-02-09 08:33:00 Saturday ET

Apple provides positive forward guidance on both revenue and profit forecasts for iPhones, iPads, and MacBooks.

Apple provides positive forward guidance on both revenue and profit forecasts for iPhones, iPads, and MacBooks. In the Christmas 2018 festive season, MacBoo

+See More

Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2026.

Olivia London

2026-02-02 12:30:00 Monday ET

Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2026.

With U.S. fintech patent approval, accreditation, and protection for 20 years, our proprietary alpha investment model outperforms most stock market indexes

+See More