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 21 February 2026

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Sino-American trade talks make positive progress over 3 consecutive days.

Joseph Corr

2019-01-17 10:41:00 Thursday ET

Sino-American trade talks make positive progress over 3 consecutive days.

Sino-American trade talks make positive progress over 3 consecutive days as S&P 500 and global stock market indices post 3-day win streaks. Asian and Eu

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Strategic managers envision lofty purposes to enjoy incremental consistent progress over time.

Jonah Whanau

2020-10-06 09:31:00 Tuesday ET

Strategic managers envision lofty purposes to enjoy incremental consistent progress over time.

Strategic managers envision lofty purposes to enjoy incremental consistent progress over time. Allison Rimm (2015)   The joy of strategy: a bu

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Trump's presidential election victory caused an unpredictable *black swan* in almost every non-U.S. stock market in the world.

Fiona Sydney

2016-11-09 00:00:00 Wednesday ET

Trump's presidential election victory caused an unpredictable *black swan* in almost every non-U.S. stock market in the world.

Universally dismissed as a vanity presidential candidate when he entered a field crowded with Republican talent, the former Democrat and former Independent

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The semiconductor microchip demand-supply imbalance remains severe for American big tech.

Amy Hamilton

2022-05-30 09:32:00 Monday ET

The semiconductor microchip demand-supply imbalance remains severe for American big tech.

The new semiconductor microchip demand-supply imbalance remains quite severe for the U.S. tech and auto industries.  Our current fundamental macro a

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Harvard macrofinance professor Robert Barro sees no good reasons for the recent sudden reversal of U.S. monetary policy normalization.

Laura Hermes

2019-09-09 20:38:00 Monday ET

Harvard macrofinance professor Robert Barro sees no good reasons for the recent sudden reversal of U.S. monetary policy normalization.

Harvard macrofinance professor Robert Barro sees no good reasons for the recent sudden reversal of U.S. monetary policy normalization. As Federal Reserve Ch

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Precautionary-motive and agency reasons for corporate cash management

Monica McNeil

2022-10-05 08:24:00 Wednesday ET

Precautionary-motive and agency reasons for corporate cash management

Precautionary-motive and agency reasons for corporate cash management Bates, Kahle, and Stulz (JF 2009) empirically find that public firms have doubled t

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