AMSC Sets Fourth-Quarter Reporting Date for May 8, 2008.

Company to Host Conference Call at 10:00 a.m. ET on May 8

DEVENS, Mass. -- American Superconductor Corporation (NASDAQ: AMSC), a leading energy technologies company, announced today it will release its fourth quarter fiscal 2007 financial results prior to the market opening on Thursday, May 8, 2008. In conjunction with this announcement, AMSC management will participate in a conference call with investors beginning at 10:00 a.m. Eastern Time on May 8 to discuss the company's results and its business outlook.

Those who wish to listen to the live conference call webcast should visit the "Investors" section of the company's website at www.amsc.com/investors. The live call also can be accessed by dialing [phone] and using conference ID 3463050. A telephonic playback of the call will be available from 1:00 p.m. ET on May 8, 2008 through 1:00 p.m. ET on May 15, 2008. Please call [phone] and refer to conference ID 3463050 to access the playback.

About American Superconductor (NASDAQ: AMSC)

AMSC is a leading energy technologies company offering an array of solutions based on two proprietary technologies: programmable power electronic converters and high temperature superconductor (HTS) wires. The company's products, services and system-level solutions enable cleaner, more efficient and more reliable generation, delivery and use of electric power. AMSC is a leader in alternative energy, offering grid interconnection solutions as well as licensed wind energy designs and electrical systems. As the world's principal supplier of HTS wire, the company is enabling a new generation of compact, high-power electrical products, including power cables, grid-level surge protectors, Secure Super Grids[TM] technology, motors, generators, and advanced transportation and defense systems. AMSC also provides utility and industrial customers worldwide with voltage regulation systems that dramatically enhance power grid capacity, reliability and security, as well as industrial productivity. The company's technologies are protected by a broad and deep intellectual property portfolio consisting of hundreds of patents and licenses worldwide. More information is available at www.amsc.com.

American Superconductor and design, Revolutionizing the Way the World Uses Electricity, AMSC, Powered by AMSC, SuperVAR, D-VAR, DVC, PQ-IVR, PowerModule, PQ-SVC, Secure Super Grids, Windtec and SuperGEAR are trademarks or registered trademarks of American Superconductor Corporation or its subsidiaries.