American Shared Hospital Services Common Stock (AMEX:AMS)

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

American Shared Hospital Services provides turnkey technology solutions for advanced radiosurgical and radiation therapy services. AMS is the world leader in providing Gamma Knife radiosurgery services, a non-invasive treatment for malignant and benign brain tumors, vascular malformations and trigeminal neuralgia . The Company also offers the latest IGRT and IMRT systems, as well as its proprietary Operating Room for the twenty first Century concept. Through its equity investment in Still River Systems, AMS also plans to complement these services with the Clinatron-two hundred fifty, proton beam radiation therapy system, which has not yet been approved by the FDA....

+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 4 April 2026

Blog+More

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world.

Jacob Miramar

2019-04-13 14:28:00 Saturday ET

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world.

Saudi Aramco unveils the financial secrets of the most profitable corporation in the world. In its recent public bond issuance prospectus, Aramco offers the

+See More

Agile lean enterprises strive to design radical business models to remain competitive in the face of nimble startups and megatrends.

Joseph Corr

2020-10-13 08:27:00 Tuesday ET

Agile lean enterprises strive to design radical business models to remain competitive in the face of nimble startups and megatrends.

Agile lean enterprises strive to design radical business models to remain competitive in the face of nimble startups and megatrends. Carsten Linz, Gunter

+See More

Conor McGregor learns a major money lesson from LeBron James.

Daisy Harvey

2019-08-07 12:33:00 Wednesday ET

Conor McGregor learns a major money lesson from LeBron James.

Conor McGregor learns a major money lesson from LeBron James. This lesson suggests that James spends about $1.5 million on his own body each year. The $1.5

+See More

The European Central Bank expects to further reduce negative interest rates with new quantitative government bond purchases.

Laura Hermes

2019-10-17 08:35:00 Thursday ET

The European Central Bank expects to further reduce negative interest rates with new quantitative government bond purchases.

The European Central Bank expects to further reduce negative interest rates with new quantitative government bond purchases. The ECB commits to further cutt

+See More

The Economist suggests that the world has learned few lessons of the global financial crisis from 2008 to 2009.

Becky Berkman

2018-09-07 07:33:00 Friday ET

The Economist suggests that the world has learned few lessons of the global financial crisis from 2008 to 2009.

The Economist re-evaluates the realistic scenario that the world has learned few lessons of the global financial crisis from 2008 to 2009 over the past deca

+See More

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall.

Amy Hamilton

2019-01-19 12:38:00 Saturday ET

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall.

U.S. government shuts down again because House Democrats refuse to spend $5 billion on the border wall that would give President Trump great victory on his

+See More