ADTRAN Holdings Inc. Common Stock (NASDAQ:ADTN)

Real-time price: | Most recent change:0.00%

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 22 November 2025

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Tony Robbins explains in his latest book on personal finance that *patience* is the top secret.

Becky Berkman

2017-01-27 17:19:00 Friday ET

Tony Robbins explains in his latest book on personal finance that *patience* is the top secret.

Tony Robbins explains in his latest book on personal finance that *patience* is the top secret to successful stock investment. The stock market embeds an

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OPEC countries have cut the global glut of oil production in order to boost the oil price in recent years.

Monica McNeil

2018-05-11 09:37:00 Friday ET

OPEC countries have cut the global glut of oil production in order to boost the oil price in recent years.

OPEC countries have cut the global glut of oil production in recent years while the resultant oil price has surged from $30 to $78 per barrel from 2015 to 2

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Amazon faces E.U. antitrust scrutiny over the current e-commerce use of merchant data.

Olivia London

2019-08-16 17:37:00 Friday ET

Amazon faces E.U. antitrust scrutiny over the current e-commerce use of merchant data.

Amazon faces E.U. antitrust scrutiny over the current e-commerce use of merchant data. The European Commission probes into whether Amazon uses key third-par

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America and China play the game of chicken over trade and technology.

John Fourier

2018-05-01 11:38:00 Tuesday ET

America and China play the game of chicken over trade and technology.

America and China play the game of chicken over trade and technology, whereas, most market observers and economic media commentators hope the Trump team to

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Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Amy Hamilton

2018-08-23 11:34:00 Thursday ET

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas

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Carl Icahn mulls over steps to shake up the board of SandRidge Energy after it adopts a counter poison pill.

Jacob Miramar

2017-11-29 07:42:00 Wednesday ET

Carl Icahn mulls over steps to shake up the board of SandRidge Energy after it adopts a counter poison pill.

The octogenarian billionaire and activist investor Carl Icahn mulls over steps to shake up the board of SandRidge Energy after the oil-and-gas company adopt

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