Allergan plc. (NYSE:AGN)

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

Allergan plc, a pharmaceutical company, develops, manufactures, and commercializes branded pharmaceutical, device, biologic, surgical, and regenerative medicine products worldwide. The company operates in three segments: US Specialized Therapeutics, US General Medicine, and International. It offers a portfolio of products in various therapeutic areas, including medical aesthetics and dermatology, eye care, neuroscience, urology, gastrointestinal, central nervous system, women's health, and anti-infective therapeutic products. The company also offers breast implants and tissue expanders; In addition, it develops medical and cosmetic treatments; treatments for neurodegenerative disorders; and inflammatory and fibrotic diseases. It has a collaboration, option, and license agreement with Lyndra, Inc. to develop orally administered products for the treatment of Alzheimer's disease; strategic alliance and option agreement with Editas Medicine, Inc.; and Allergan plc also has licensing agreements with Assembly Biosciences, Inc. The company was formerly known as Actavis plc and changed its name to Allergan plc in June 2015. Allergan plc was incorporated in 2013 and is headquartered in Dublin, Ireland....

+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 28 February 2026

Blog+More

Our fun podcasts deep-dive into the current global trends, topics, and issues in support of better stock market investment decisions.

Daphne Basel

2026-02-14 11:26:00 Saturday ET

Our fun podcasts deep-dive into the current global trends, topics, and issues in support of better stock market investment decisions.

Our AYA fun podcasts deep-dive into the current global trends, topics, and issues in macro finance, political economy, public policy, strategic management,

+See More

President Trump criticizes his new Fed Chair Jerome Powell for accelerating the current interest rate hike.

Joseph Corr

2018-08-21 11:40:00 Tuesday ET

President Trump criticizes his new Fed Chair Jerome Powell for accelerating the current interest rate hike.

President Trump criticizes his new Fed Chair Jerome Powell for accelerating the current interest rate hike with greenback strength. This criticism overshado

+See More

Platform enterprises leverage network effects, scale economies, and information cascades to boost exponential user growth.

Fiona Sydney

2020-05-28 15:37:00 Thursday ET

Platform enterprises leverage network effects, scale economies, and information cascades to boost exponential user growth.

Platform enterprises leverage network effects, scale economies, and information cascades to boost exponential business growth. Laure Reillier and Benoit

+See More

Bidenomics better balances fiscal deficits and government expenditures with new corporate and capital income tax hikes.

Apple Boston

2021-08-01 07:26:00 Sunday ET

Bidenomics better balances fiscal deficits and government expenditures with new corporate and capital income tax hikes.

The Biden administration launches economic reforms in fiscal and monetary stimulus, global trade, finance, and technology. President Joe Biden proposes s

+See More

The Chinese administration delivers a written response to U.S. demands for trade reforms.

Olivia London

2018-11-25 12:37:00 Sunday ET

The Chinese administration delivers a written response to U.S. demands for trade reforms.

The Chinese administration delivers a written response to U.S. demands for trade reforms. This strategic move helps trigger more formal negotiations between

+See More

Today, tech titans continue to reshape and even disrupt global pharmaceutical investments for both better healthspan and longer lifespan.

John Fourier

2026-10-31 12:38:00 Saturday ET

Today, tech titans continue to reshape and even disrupt global pharmaceutical investments for both better healthspan and longer lifespan.

Today tech titans and billionaires continue to reshape global pharmaceutical investments for both better healthspan and longer lifespan. We discuss, desc

+See More