American Superconductor is trading 4.02% down at $28.41 amid selling in AI-infrastructure and data-center power names. - Bloom Energy and Generac also declined, pointing to sector pressure rather than a confirmed company-specific catalyst. - No major company announcement for October 13 was identified in available results; the investor-relations page lists first-quarter fiscal 2026 results as its latest release. - Broader indexes were down less than 0.5%, offering no strong standalone explanation for the move.