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....

+See More


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 17 January 2026

Blog+More

Dallas Federal Reserve Bank President Robert Kaplan expects the U.S. economy to grow at 2.2%-2.5% in 2019-2020.

Becky Berkman

2019-06-11 12:33:00 Tuesday ET

Dallas Federal Reserve Bank President Robert Kaplan expects the U.S. economy to grow at 2.2%-2.5% in 2019-2020.

Dallas Federal Reserve Bank President Robert Kaplan expects the U.S. economy to grow at 2.2%-2.5% in 2019-2020 as inflation rises a bit. In an interview wit

+See More

President Trump tweets his key decision to oust State Secretary Rex Tillerson due to intense disagreement over diplomatic affairs.

Fiona Sydney

2018-03-07 07:34:00 Wednesday ET

President Trump tweets his key decision to oust State Secretary Rex Tillerson due to intense disagreement over diplomatic affairs.

President Trump tweets his key decision to oust State Secretary Rex Tillerson after several months of intense disagreement over diplomatic affairs. Trump so

+See More

Barry Eichengreen compares the Great Depression of the 1930s and the Great Recession as historical episodes of economic woes.

Olivia London

2023-03-21 11:28:00 Tuesday ET

Barry Eichengreen compares the Great Depression of the 1930s and the Great Recession as historical episodes of economic woes.

Barry Eichengreen compares the Great Depression of the 1930s and the Great Recession as historical episodes of economic woes. Barry Eichengreen (2016)

+See More

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 IBM (International Business Machines) (U.S. stock symbol: $IBM).

Laura Hermes

2025-10-11 14:33:00 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 IBM (International Business Machines) (U.S. stock symbol: $IBM).

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

+See More

President Trump blames the Federal Reserve for its *crazy tight* interest rate hike.

Becky Berkman

2018-10-13 10:44:00 Saturday ET

President Trump blames the Federal Reserve for its *crazy tight* interest rate hike.

Dow Jones tumbles 3% or 831 points while NASDAQ tanks 4%, and this negative investor sentiment rips through most European and Asian stock markets in early-O

+See More

Modern themes and insights in behavioral finance (Part 2)

Chanel Holden

2022-02-15 14:41:00 Tuesday ET

Modern themes and insights in behavioral finance (Part 2)

Modern themes and insights in behavioral finance   Lee, C.M., Shleifer, A., and Thaler, R.H. (1990). Anomalies: closed-end mutual funds. Journal

+See More