American Superconductor CORP /DE/

Market Movers (8-K)

NASDAQ
American Superconductor Corporation has established its Fiscal 2026 Executive Incentive Plan, linking executive compensation to company performance in non-GAAP net income, revenue, and operating expenses.
NASDAQ
American Superconductor Corporation announced record fourth quarter and full fiscal year 2025 financial results, with full-year revenue surging 34% to $299.2 million and a 12-month backlog growing nearly 40% to $280 million.
Better than expected
NASDAQ
American Superconductor Corporation reported robust third-quarter fiscal 2025 financial results, featuring over 20% year-over-year revenue growth and record profitability driven by a significant tax benefit.
Capital raise
Better than expected
NASDAQ
American Superconductor Corporation filed a prospectus supplement to allow certain selling stockholders to resell 2.4 million shares of common stock.
NASDAQ
American Superconductor Corporation's Brazilian subsidiary has completed the acquisition of Comtrafo, a power transformer manufacturer, for BRL 300 million cash, 2.4 million restricted shares, and a potential BRL 382.5 million earnout.
Delay expected
NASDAQ
AMSC reported strong second-quarter fiscal year 2025 results with revenue up over 20% year-over-year, marking its fifth consecutive quarter of profitability.
Capital raise
Better than expected

Quarterly Earnings (10-Q)

NASDAQ
American Superconductor Corporation reported a significant increase in net income for Q3 and the nine months ended December 31, 2025, driven by recent acquisitions and a substantial non-cash income tax benefit.
Capital raise
Better than expected
NASDAQ
American Superconductor Corporation reports strong revenue growth and improved six-month net income, driven by Grid segment expansion and Wind segment performance.
Better than expected
Capital raise
NASDAQ
American Superconductor Corporation announced an 80% increase in total revenues to $72.4 million and a return to net income of $6.7 million for the first fiscal quarter ended June 30, 2025, driven by strong performance in both Grid and Wind segments and the impact of the NWL acquisition.
Capital raise
Better than expected
NASDAQ
American Superconductor Corporation (AMSC) announces a significant increase in revenue and a return to profitability in Q3 2025, driven by growth in both its Grid and Wind business segments and the acquisition of Megatran Industries.
Better than expected
Capital raise
NASDAQ
American Superconductor Corporation reports a significant increase in revenue and a return to profitability in its latest quarterly filing, driven by the acquisition of Megatran and increased sales.
Delay expected
Better than expected
Capital raise
NASDAQ
American Superconductor Corporation reported a 33% increase in revenue for the quarter ended June 30, 2024, driven by growth in both its Grid and Wind business segments.
Better than expected
Delay expected
Capital raise

Annual Reports (10-K)

NASDAQ
American Superconductor Corporation announced a significant increase in revenues and a substantial rise in net income for fiscal year 2026, driven by strong performance in its Grid and Wind segments.
Capital raise
Better than expected
NASDAQ
American Superconductor achieved profitability in fiscal year 2024, driven by significant revenue increases in both its Grid and Wind business segments.
Better than expected
Capital raise
NASDAQ
American Superconductor Corporation's annual report reveals a 37% increase in revenue, driven by growth in both its Grid and Wind segments, alongside a reduction in net losses.
Better than expected
Capital raise

Insider Trading (Form 4)

NASDAQ
American Superconductor Corporation Director Laura A. Dambier sold 4,000 shares of common stock for tax planning purposes.
NASDAQ
American Superconductor Corporation CFO John W. Kosiba Jr. sold 6,769 shares to cover tax obligations related to restricted stock vesting.
NASDAQ
AMSC's Chairman, President, and CEO, Daniel P. McGahn, sold common stock on June 11, 2026, to cover tax withholding obligations related to restricted stock awards.
NASDAQ
John W. Kosiba Jr., SVP, CFO & Treasurer of American Superconductor Corporation, reported the sale of company shares under a pre-arranged trading plan.
NASDAQ
American Superconductor Corporation executive Daniel P. McGahn reported the sale of company shares under a pre-arranged trading plan.
NASDAQ
American Superconductor Corporation executive Daniel P. McGahn sold shares to cover tax obligations related to restricted stock awards, as detailed in a Form 4 filing.

Proxy Statements (Def-14A)

NASDAQ
American Superconductor Corporation announces its 2026 Annual Meeting of Stockholders, detailing director nominations, auditor ratification, and executive compensation advisory vote.
NASDAQ
American Superconductor Corporation has announced its Annual Meeting for July 25, 2025, seeking shareholder votes on director elections, auditor ratification, and executive compensation.
NASDAQ
American Superconductor Corporation's latest proxy statement highlights significant financial improvements in fiscal 2024, including a return to GAAP profitability and substantial revenue growth in its Grid business, alongside updates on corporate governance and executive compensation.
Better than expected
NASDAQ
American Superconductor Corporation (AMSC) will hold its annual stockholder meeting on August 2, 2024, to vote on key proposals including the election of directors and amendments to stock incentive plans.
NASDAQ
American Superconductor Corporation (AMSC) will hold its annual stockholders meeting virtually on August 2, 2024, to vote on director elections, stock incentive plan amendments, officer exculpation, auditor ratification, and executive compensation.

Schedule 13G - Passive Investments

NASDAQ
Vanguard Capital Management has disclosed a beneficial ownership of 4.93% in American Superconductor Corp. as of June 30, 2026.
NASDAQ
The Vanguard Group reported a 0% beneficial ownership in American Superconductor Corp following an internal realignment, indicating a full divestment of its direct stake.
Worse than expected
NASDAQ
The Vanguard Group updated its beneficial ownership in American Superconductor Corp, reporting a 7.4% stake and detailing an internal realignment affecting future reporting.
NASDAQ
BlackRock, Inc. has filed an amended Schedule 13G, reporting a 7.1% beneficial ownership stake in American Superconductor Corp as of March 31, 2025.
NASDAQ
Baillie Gifford & Co, a UK-based investment adviser, has filed an amended Schedule 13G disclosing a 4.18% passive beneficial ownership stake in American Superconductor Corp as of December 31, 2024.
NASDAQ
BlackRock, Inc. has filed an amended Schedule 13G, revealing a passive beneficial ownership of 8.7% of American Superconductor Corp.'s common stock as of December 31, 2024.