AMERICAN SHARED HOSPITAL SERVICES (NYSE MKT:AMS), a leading provider of turnkey technology solutions for advanced radiosurgical and radiation therapy services, today posted information on the Investor Center page of its website ( www.ashs.com) regarding the company and its business operations. About AMS 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 equipment, a non-invasive treatment for malignant and benign brain tumors, vascular malformations and trigeminal neuralgia (facial pain). The Company also offers proton therapy, the latest IGRT and IMRT systems, as well as its proprietary Operating Room for the 21st Century SM concept. AMS owns a common stock investment in Mevion Medical Systems, Inc., developer of the compact MEVION S250 Proton Therapy System.