American Shared Hospital Services (NYSE: AMS) provides turnkey technology solutions for advanced radiosurgical and radiation therapy services. The company is a leading provider of Gamma Knife radiosurgery equipment, a non-invasive treatment for malignant and benign brain tumors, vascular malformations and trigeminal neuralgia (facial pain). AMS 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. For more information, visit the company’s website at www.ashs.com