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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 27 June 2026

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Global trade transforms from labor cost arbitrage to high-skill knowledge work.

Laura Hermes

2019-01-29 10:33:00 Tuesday ET

Global trade transforms from labor cost arbitrage to high-skill knowledge work.

Global trade transforms from labor cost arbitrage to high-skill knowledge work. In fact, multinational manufacturers have been trying to create global suppl

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Apple unveils 3 iPhone 11 models with new original video services and stars such as Oprah Winfrey, Jennifer Aniston, and Reese Witherspoon.

Joseph Corr

2019-10-13 16:22:00 Sunday ET

Apple unveils 3 iPhone 11 models with new original video services and stars such as Oprah Winfrey, Jennifer Aniston, and Reese Witherspoon.

Apple unveils 3 iPhone 11 models with new original video services and stars such as Oprah Winfrey, Jennifer Aniston, and Reese Witherspoon. Apple releases t

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The global cloud expands what can be made digitally viable from electric vehicles (EV) and virtual reality (VR) headsets to artificial intelligence (AI) and the metaverse.

Chanel Holden

2025-04-30 08:27:00 Wednesday ET

The global cloud expands what can be made digitally viable from electric vehicles (EV) and virtual reality (VR) headsets to artificial intelligence (AI) and the metaverse.

The multiple layers of the world cloud Internet help expand what can be made digitally viable from electric vehicles (EV) and virtual reality (VR) headsets

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Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs.

Rose Prince

2019-04-05 08:25:00 Friday ET

Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs.

Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs. Berkshire Hathaway owns $18 billion equity stakes in America

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Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Meta Platforms (U.S. stock symbol: $META).

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2025-09-21 12:32:00 Sunday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Meta Platforms (U.S. stock symbol: $META).

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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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