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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 1 August 2026

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New computer algorithms and passive mutual fund managers now run the stock market.

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2019-11-17 14:43:00 Sunday ET

New computer algorithms and passive mutual fund managers now run the stock market.

New computer algorithms and passive mutual fund managers run the stock market. Morningstar suggests that the total dollar amount of passive equity assets re

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Fed Chair Janet Yellen says the current high stock market valuation does not mean overvaluation.

Jonah Whanau

2017-12-11 08:42:00 Monday ET

Fed Chair Janet Yellen says the current high stock market valuation does not mean overvaluation.

Fed Chair Janet Yellen says the current high stock market valuation does not mean overvaluation. A stock market quick fire sale would pose minimal risk to t

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Value investment strategies make investors wiser like water with core fundamental factor analysis.

Jacob Miramar

2018-04-17 12:38:00 Tuesday ET

Value investment strategies make investors wiser like water with core fundamental factor analysis.

Value investment strategies make investors wiser like water with core fundamental factor analysis. Value investors tend to buy stocks below their intrinsic

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Several business founders and entrepreneurs take low risks with high potential rewards to buck the conventional wisdom.

Chanel Holden

2020-06-24 09:32:00 Wednesday ET

Several business founders and entrepreneurs take low risks with high potential rewards to buck the conventional wisdom.

Several business founders and entrepreneurs take low risks with high potential rewards to buck the conventional wisdom. Renee Martin and Don Martin (2010

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Higher public debt levels, interest rate hikes, and subpar Chinese economic growth rates are the major risks to the world economy.

Daphne Basel

2019-01-23 11:32:00 Wednesday ET

Higher public debt levels, interest rate hikes, and subpar Chinese economic growth rates are the major risks to the world economy.

Higher public debt levels, global interest rate hikes, and subpar Chinese economic growth rates are the major risks to the world economy from 2019 to 2020.

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President Trump floats generous 10% tax cuts for the U.S. middle class ahead of the November 2018 mid-term elections.

Jacob Miramar

2018-10-21 14:40:00 Sunday ET

President Trump floats generous 10% tax cuts for the U.S. middle class ahead of the November 2018 mid-term elections.

President Trump floats generous 10% tax cuts for the U.S. middle class ahead of the November 2018 mid-term elections. Republican senators, congressmen, and

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