Berkshire Hathaway Inc. (NYSE:BRK.A)

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Berkshire Hathaway Inc. is a holding company owning subsidiaries engaged in a number of diverse business activities. The most important of these are insurance businesses conducted nationwide on a primary basis and worldwide on a reinsurance basis. Berkshire also owns and operates a number of other businesses engaged in a variety of activities, as identified herein....

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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 28 February 2026

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The global market for GLP-1 weight-loss medications can grow substantially to benefit more than 1 billion people worldwide by 2030.

Monica McNeil

2025-10-31 12:26:00 Friday ET

The global market for GLP-1 weight-loss medications can grow substantially to benefit more than 1 billion people worldwide by 2030.

With respect to wider weight loss treatment and obesity treatment, the global market for GLP-1 medications now grows substantially to benefit more than 1 bi

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

Daphne Basel

2019-05-30 16:44:00 Thursday ET

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

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

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China continues to sell U.S. Treasury bonds amid Sino-U.S. trade truce uncertainty.

Chanel Holden

2019-08-05 13:30:00 Monday ET

China continues to sell U.S. Treasury bonds amid Sino-U.S. trade truce uncertainty.

China continues to sell U.S. Treasury bonds amid Sino-U.S. trade truce uncertainty. In mid-2019, China reduces its U.S. Treasury bond positions by $20.5 bil

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Carmen Reinhart and Kenneth Rogoff analyze long-run crisis data to find the root causes of financial crises for better bank capital regulation and asset market stabilization.

Laura Hermes

2023-06-28 09:29:00 Wednesday ET

Carmen Reinhart and Kenneth Rogoff analyze long-run crisis data to find the root causes of financial crises for better bank capital regulation and asset market stabilization.

Carmen Reinhart and Kenneth Rogoff delve into several centuries of cross-country crisis data to find the key root causes of financial crises for asset marke

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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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Uber seeks an IPO in close competition with its rideshare rival Lyft and other tech firms such as Slack, Pinterest, and Palantir.

Amy Hamilton

2019-03-13 12:35:00 Wednesday ET

Uber seeks an IPO in close competition with its rideshare rival Lyft and other tech firms such as Slack, Pinterest, and Palantir.

Uber seeks an IPO in close competition with its rideshare rival Lyft and other tech firms such as Slack, Pinterest, and Palantir. Uber expects to complete o

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