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 2 May 2026

Blog+More

Facebook, Apple, Amazon, Netflix, and Google (FAANG) have been the motor of the S&P 500 stock market index.

Dan Rochefort

2018-06-11 07:44:00 Monday ET

Facebook, Apple, Amazon, Netflix, and Google (FAANG) have been the motor of the S&P 500 stock market index.

Facebook, Apple, Amazon, Netflix, and Google (FAANG) have been the motor of the S&P 500 stock market index. Several economic media commentators contend

+See More

President Trump remains optimistic about the Sino-American trade war resolution.

Monica McNeil

2019-02-05 10:32:00 Tuesday ET

President Trump remains optimistic about the Sino-American trade war resolution.

President Trump remains optimistic about the Sino-American trade war resolution of both trade deficit eradication and tech transfer enforcement. Trump now s

+See More

Kourtney Kardashian shares the best money advice from her father.

Olivia London

2019-11-01 12:31:00 Friday ET

Kourtney Kardashian shares the best money advice from her father.

Kourtney Kardashian shares the best money advice from her father. This advice reminds her that money just cannot buy happiness. As the eldest of the Kardash

+See More

Donald Trump and Kim Jong Un meet, talk, and shake hands in the historic U.S.-North-Korean peace summit in Singapore.

Daphne Basel

2018-06-06 09:39:00 Wednesday ET

Donald Trump and Kim Jong Un meet, talk, and shake hands in the historic U.S.-North-Korean peace summit in Singapore.

Donald Trump and Kim Jong Un meet, talk, and shake hands in the historic peace summit between America and North Korea in Singapore. At the start of the bila

+See More

Tech titans from Apple and Amazon to Microsoft and Google can benefit from the G.O.P. tax reform.

James Campbell

2017-12-07 08:31:00 Thursday ET

Tech titans from Apple and Amazon to Microsoft and Google can benefit from the G.O.P. tax reform.

Large multinational tech firms such as Facebook, Apple, Microsoft, Google, and Amazon can benefit much from the G.O.P. tax reform. A recent stock research r

+See More

Corporate cash management

Jacob Miramar

2022-03-25 09:34:00 Friday ET

Corporate cash management

Corporate cash management The empirical corporate finance literature suggests four primary motives for firms to hold cash. These motives include the tra

+See More