Why American Superconductor's Shares Plunged 15.1% on Thursday

Why American Superconductor's Shares Plunged 15.1% on Thursday

Shares of American Superconductor (NASDAQ: AMSC) fell as much as 15.1% in trading Wednesday after the energy solutions provider priced a new share offering. Shares of the renewable energy stock are still down 14.3% at 10:10 a.m. EDT. Management may just be using the high stock price as an excuse to raise capital for the business long term.