ADTRAN Holdings Inc. Common Stock (NASDAQ:ADTN)

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Adtran Holdings Inc. operates as a holding company, through its subsidiaries, provides networking and communications equipment which enables voice, data, video and Internet communications across any network infrastructure. Adtran Holdings Inc., formerly known as ADTRAN INC, is based in Huntsville, Alabama....

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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 29 November 2025

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America expects to impose punitive tariffs on $7.5 billion European exports due to the recent WTO rule violation of illegal plane subsidies.

Apple Boston

2019-11-07 14:36:00 Thursday ET

America expects to impose punitive tariffs on $7.5 billion European exports due to the recent WTO rule violation of illegal plane subsidies.

America expects to impose punitive tariffs on $7.5 billion European exports due to the recent WTO rule violation of illegal plane subsidies. World Trade Org

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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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Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Charlene Vos

2018-12-22 14:38:00 Saturday ET

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018. Fed Chair Jerome Powell highlights the dovish interest ra

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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 Apple (U.S. stock symbol: $AAPL).

Laura Hermes

2025-09-13 12:23:00 Saturday 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 Apple (U.S. stock symbol: $AAPL).

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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Eric Posner and Glen Weyl propose radical reforms to resolve key market design problems for better democracy and globalization.

Chanel Holden

2023-02-14 09:31:00 Tuesday ET

Eric Posner and Glen Weyl propose radical reforms to resolve key market design problems for better democracy and globalization.

Eric Posner and Glen Weyl propose radical reforms to resolve key market design problems for better democracy and globalization. Eric Posner and Glen Weyl

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Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018 with an incredible rags-to-riches life story.

John Fourier

2018-03-11 08:27:00 Sunday ET

Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018 with an incredible rags-to-riches life story.

At 89 years old, Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018. With a personal net worth of $35 billion, Li has an incredible ra

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