AMERICAN SUPERCONDUCTOR CORP (symbol: AMSC) is the issuer of record for a Form 4 filing submitted to the SEC. Littlefield Barbara G. reported acquisition or exercise transactions in this Form 4 filing.
AMERICAN SUPERCONDUCTOR CORP (AMSC) reported that director Barbara G. Littlefield received a grant of 1,607 shares of common stock on September 18, 2026. The award consisted of immediately vested shares granted in connection with her departure from the Board under the Amended and Restated 2007 Director Stock Plan. Following this award, she holds 37,034 shares directly. No Rule 10b5-1 trading plan is reported.
American Superconductor Corporation (AMSC) reported that director Barbara G. Littlefield informed the Board of Directors on September 17, 2026 of her resignation from the Board. Her resignation is effective at 12 p.m. eastern time on September 18, 2026.
American Superconductor Corporation reported stronger quarterly results for the three months ended June 30, 2026, with revenues up 30% to $94.1 million from $72.4 million, driven by both Grid and Wind segments and the addition of Comtrafo. Net income rose to $9.5 million, or $0.20 diluted EPS, compared to $6.7 million, or $0.17 diluted EPS, a year earlier.
Gross margin was 26%, down from 34%, reflecting less favorable product mix and Comtrafo purchase accounting items, including inventory step-up and backlog amortization. A fair-value remeasurement of Comtrafo contingent consideration produced an $8.1 million gain, boosting operating income to $9.8 million. Non-GAAP net income was $7.6 million, below $11.6 million last year, mainly due to lower gross margins. Cash, cash equivalents and restricted cash totaled $153.1 million, and remaining performance obligations under contracts were about $301.8 million over the next 12 months plus $118.8 million over the following 13–60 months.
American Superconductor Corporation reported strong first-quarter fiscal 2026 results, with revenue of $94.1 million, up about 30% from $72.4 million a year earlier, driven by organic growth and the Comtrafo acquisition. Grid revenue was $76.3 million and Wind revenue $17.8 million. Net income rose to $9.5 million, or $0.21 per basic share, from $6.7 million, or $0.17 per share. Non-GAAP net income was $7.6 million, or $0.17 per basic share, compared with $11.6 million, or $0.30 per share, a year earlier. Operating cash flow nearly quadrupled to $16.0 million, and cash, cash equivalents and restricted cash totaled $153.1 million at June 30, 2026. Management highlighted record quarterly orders above $130 million and a 12‑month backlog exceeding $300 million.
For the second quarter ending September 30, 2026, the company expects revenue to exceed $85.0 million, GAAP net income to exceed $1.0 million (about $0.02 per share), and non-GAAP net income to exceed $8.0 million (about $0.17 per share). At the July 31, 2026 annual meeting, stockholders elected all director nominees, ratified RSM US LLP as auditor (36.2 million votes for), and approved executive compensation on an advisory basis.
Vanguard Capital Management filed an amended Schedule 13G reporting beneficial ownership of American Superconductor Corp common stock. Vanguard reports beneficial ownership of 2,390,425 shares, representing 4.93% of the outstanding common stock as of June 30, 2026. It has sole voting power over 356,206 shares and sole dispositive power over all 2,390,425 shares, with no shared voting or dispositive power. The filing aggregates holdings across specified Vanguard affiliates and investment funds where Vanguard exercises dispositive and/or voting power.
American Superconductor Corporation is asking stockholders to participate in a fully virtual annual meeting on July 31, 2026, to elect seven directors, ratify RSM US LLP as auditor, and approve an advisory vote on executive compensation.
The proxy highlights strong fiscal 2025 results, with revenue of $299.2 million and net income of $133.8 million, or $3.12 per share, and describes a pay program that ties most executive compensation to non-GAAP net income, revenue, and operating expense goals, plus long-term performance-based restricted stock. It also outlines governance practices, including an independent Lead Director, board and committee structures, risk oversight, insider trading and clawback policies, and beneficial ownership, with 48,462,307 shares outstanding as of June 4, 2026.
AMERICAN SUPERCONDUCTOR CORP /DE/ director Laura A. Dambier sold shares of company stock in an open-market transaction. On the reported date, she sold 4,000 shares of Common Stock at a price of $37.63 per share. According to the footnotes, these sales were made for tax planning purposes.
Following the transaction, the reporting person holds 14,992 shares of Common Stock directly. The filing describes this as a sale in an open market or private transaction and does not show any associated derivative exercises or gifts in this report.
AMSC submitted a Form 144 notice reporting a proposed sale of 6,769 shares of Common stock through Morgan Stanley Smith Barney LLC, dated 06/10/2026. The filing also lists recent sales by John Kosiba: 30,462 shares on 06/02/2026, 6,447 shares on 06/03/2026, and 4,835 shares on 06/08/2026, with the dollar amounts shown alongside each trade.
American Superconductor SVP, CFO & Treasurer John W. Kosiba Jr. reported selling 6,769 shares of common stock on June 11, 2026 in two open-market transactions at weighted average prices of $37.33 and $37.85. According to the footnotes, these sales were made to cover tax withholding obligations tied to vesting of restricted stock awards and were executed under a pre-arranged Rule 10b5-1 trading plan. After these transactions, he holds 334,377 shares directly and 371 shares indirectly through the company 401(k) plan as of June 11, 2026.