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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 25 July 2026

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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 Amazon (U.S. stock symbol: $AMZN).

Dan Rochefort

2025-09-14 14:23:00 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 Amazon (U.S. stock symbol: $AMZN).

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 fund

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Chinese President Xi JingPing calls President Trump to reach Sino-American trade conflict resolution.

Monica McNeil

2019-01-04 11:41:00 Friday ET

Chinese President Xi JingPing calls President Trump to reach Sino-American trade conflict resolution.

Chinese President Xi JingPing calls President Trump to reach Sino-American trade conflict resolution. Xi sends a congratulatory message to mark 40 years sin

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U.S. and Chinese trade negotiators hold constructive phone talks after Presidents Trump and Xi exchange reconciliatory gestures at the G20 summit.

Joseph Corr

2019-08-04 08:26:00 Sunday ET

U.S. and Chinese trade negotiators hold constructive phone talks after Presidents Trump and Xi exchange reconciliatory gestures at the G20 summit.

U.S. and Chinese trade negotiators hold constructive phone talks after Presidents Trump and Xi exchange reconciliatory gestures at the G20 summit in Japan.

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Clayton Christensen defines the core dilemma of corporate innovation with sustainable and disruptive advances.

Daisy Harvey

2020-04-17 07:23:00 Friday ET

Clayton Christensen defines the core dilemma of corporate innovation with sustainable and disruptive advances.

Clayton Christensen defines and delves into the core dilemma of corporate innovation with sustainable and disruptive advances. Clayton Christensen (2000)

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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

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Lean enterprises often try to incubate disruptive innovations with iterative continuous improvements and inventions over time.

Joseph Corr

2020-06-03 09:31:00 Wednesday ET

Lean enterprises often try to incubate disruptive innovations with iterative continuous improvements and inventions over time.

Lean enterprises often try to incubate disruptive innovations with iterative continuous improvements and inventions over time. Trevor Owens and Obie Fern

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