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

American parents often worry about money and upward mobility for their children.

Becky Berkman

2019-01-03 10:38:00 Thursday ET

American parents often worry about money and upward mobility for their children.

American parents often worry about money and upward mobility for their children. A recent New York Times survey suggests that nowadays American parents spen

+See More

Bridgewater hedge fund founder Ray Dalio suggests that the current state of U.S. capitalism poses an existential threat for many Americans.

Daphne Basel

2019-04-25 09:35:00 Thursday ET

Bridgewater hedge fund founder Ray Dalio suggests that the current state of U.S. capitalism poses an existential threat for many Americans.

Bridgewater hedge fund founder Ray Dalio suggests that the current state of U.S. capitalism poses an existential threat for many Americans. Dalio deems the

+See More

Stock Synopsis: High-speed 5G broadband and mobile cloud telecommunication

Charlene Vos

2024-04-02 04:45:41 Tuesday ET

Stock Synopsis: High-speed 5G broadband and mobile cloud telecommunication

Stock Synopsis: High-speed 5G broadband and mobile cloud telecommunication In the U.S. telecom industry for high-speed Internet connections and mobile cl

+See More

Most sustainably successful business leaders make a mark in the world, create a positive impact, and challenge the status quo.

Peter Prince

2020-08-12 07:25:00 Wednesday ET

Most sustainably successful business leaders make a mark in the world, create a positive impact, and challenge the status quo.

Most sustainably successful business leaders make a mark in the world, create a positive impact, and challenge the status quo. Jerry Porras, Stewart Emer

+See More

We may need to reconsider the new rules of personal finance.

Daphne Basel

2019-03-05 10:40:00 Tuesday ET

We may need to reconsider the new rules of personal finance.

We may need to reconsider the new rules of personal finance. First, renting a home can be a smart money move, whereas, buying a home cannot always be a good

+See More

Apple files an appeal to overturn the recent iPhone sales ban in China due to its patent infringement of Qualcomm proprietary technology.

Jonah Whanau

2018-12-17 08:43:00 Monday ET

Apple files an appeal to overturn the recent iPhone sales ban in China due to its patent infringement of Qualcomm proprietary technology.

Apple files an appeal to overturn the recent iPhone sales ban in China due to its patent infringement of Qualcomm proprietary technology. This recent ban of

+See More