AMSC Rises 40% in 6 Months: Should You Buy, Hold or Sell the Stock?

American Superconductor Corporation (AMSC) shares have surged 39.8% in the past six months, outperforming the Zacks Computer and Technology sector, S&P 500 index and the Technology Select Sector SPDR Fund (XLK) ETF’s return of 9.3%, 9.7% and 6.6%, respectively.American Superconductor shares have also outperformed other players in the Electronics - Miscellaneous Components industry space, including Ballard Power Systems (BLDP) and Fabrinet (FN) . While the rally has been remarkable, the key question now is w ...