• AMSC is trading 4.4% down at $36.45 today.
  • The drop follows the company's removal from several Russell benchmarks, including the Russell 3000E and Microcap indexes, an event that can prompt short-term trading shifts.
  • This comes amidst a volatile period for the stock, with recent swings including a 7.0% drop on July 2 and a 4.2% gain on June 30.