Form 4 Filing for Laura A. Dambier

Laura A. Dambier, a director at AMERICAN SUPERCONDUCTOR CORP /DE/, reported the sale of 4,000 shares of Common Stock on June 11, 2026. The shares were sold at a price of $37.63 per share. This transaction was conducted for tax planning purposes. Following the sale, Ms. Dambier directly holds 14,992 shares of Common Stock. The filing was signed by John R. Samia as Attorney-in-Fact on June 12, 2026.