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 31 January 2026

Blog+More

Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession.

Amy Hamilton

2018-11-05 10:40:00 Monday ET

Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession.

Former Fed Chair Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession

+See More

Agile lean enterprises break down organizational silos to promote smart collaboration for better profitability and customer loyalty.

Laura Hermes

2020-11-03 08:30:00 Tuesday ET

Agile lean enterprises break down organizational silos to promote smart collaboration for better profitability and customer loyalty.

Agile lean enterprises break down organizational silos to promote smart collaboration for better profitability and customer loyalty. Heidi Gardner (2017

+See More

Facebook faces a major data breach by Cambridge Analytica that has harvested information from 50 million Facebook users.

Amy Hamilton

2018-03-17 09:35:00 Saturday ET

Facebook faces a major data breach by Cambridge Analytica that has harvested information from 50 million Facebook users.

Facebook faces a major data breach by Cambridge Analytica that has harvested private information from more than 50 million Facebook users. In a Facebook pos

+See More

Stanford computer science overlords Larry Page and Sergey Brin design Google as an Internet search company.

Charlene Vos

2020-03-05 08:28:00 Thursday ET

Stanford computer science overlords Larry Page and Sergey Brin design Google as an Internet search company.

The Stanford computer science overlords Larry Page and Sergey Brin design and develop Google as an Internet search company. Janet Lowe (2009) Google s

+See More

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani.

Jacob Miramar

2018-08-09 16:36:00 Thursday ET

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani.

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani as he rejects a global agreement to curb Iran's nuclea

+See More

CNBC stock host Jim Cramer recommends Caterpillar and Home Depot during the current U.S. stock market rally.

Charlene Vos

2019-03-15 13:36:00 Friday ET

CNBC stock host Jim Cramer recommends Caterpillar and Home Depot during the current U.S. stock market rally.

CNBC stock host Jim Cramer recommends both Caterpillar and Home Depot as the U.S. bull market is likely to continue in light of the recent Fed Chair comment

+See More