Guardion Health Sciences Inc. Common Stock (NASDAQ:GHSI)

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

Guardion Health Sciences Inc. is an ocular health sciences company. It develops, formulates and distributes condition-specific medical foods supported by evidence-based protocols, with an initial medical food product which addresses a depleted macular protective pigment. The company also developed a proprietary medical device, the MapcatSF(R), which accurately measures the macular pigment density. Guardion Health Sciences Inc. is based in San Diego, United States....

+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 6 December 2025

Blog+More

Clayton Christensen defines the core dilemma of corporate innovation with sustainable and disruptive advances.

Daisy Harvey

2020-04-17 07:23:00 Friday ET

Clayton Christensen defines the core dilemma of corporate innovation with sustainable and disruptive advances.

Clayton Christensen defines and delves into the core dilemma of corporate innovation with sustainable and disruptive advances. Clayton Christensen (2000)

+See More

The new antitrust enforcement paradigm

Joseph Corr

2023-10-14 10:32:00 Saturday ET

The new antitrust enforcement paradigm

Jonathan Baker frames the current debate over antitrust merger review and enforcement in America. Jonathan Baker (2019)   The antitrust paradi

+See More

President Trump approves a phase one trade agreement with China.

Joseph Corr

2020-01-01 13:39:00 Wednesday ET

President Trump approves a phase one trade agreement with China.

President Trump approves a phase one trade agreement with China. This approval averts the introduction of new tariffs on Chinese imports. In return, China s

+See More

Apple upstream semiconductor chipmaker TSMC boosts capital expenditures to $15 billion with almost 10% revenue growth by December 2019.

John Fourier

2019-11-11 09:36:00 Monday ET

Apple upstream semiconductor chipmaker TSMC boosts capital expenditures to $15 billion with almost 10% revenue growth by December 2019.

Apple upstream semiconductor chipmaker TSMC boosts capital expenditures to $15 billion with almost 10% revenue growth by December 2019. Due to high global d

+See More

Nir Eyal and Ryan Hoover explain why keystone habits lead us to purchase products, goods, and services in our daily lives.

Fiona Sydney

2025-07-26 09:26:00 Saturday ET

Nir Eyal and Ryan Hoover explain why keystone habits lead us to purchase products, goods, and services in our daily lives.

Nir Eyal and Ryan Hoover explain why keystone habits lead us to purchase products, goods, and services in our lives. The Hooked Model can help shine new lig

+See More

Berkeley macro economist Brad DeLong sees no good reasons for an imminent economic recession with mass unemployment and even depression.

Laura Hermes

2019-11-21 11:34:00 Thursday ET

Berkeley macro economist Brad DeLong sees no good reasons for an imminent economic recession with mass unemployment and even depression.

Berkeley macro economist Brad DeLong sees no good reasons for an imminent economic recession with mass unemployment and even depression. The current U.S. ec

+See More