Welcome to our dedicated page for American Superconductor SEC filings (Ticker: AMSC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Decoding American Superconductor’s filings can feel like untangling three businesses at once—wind-turbine electronics, grid reliability gear, and ship-protection systems each live in separate footnotes. If you are searching for “American Superconductor insider trading Form 4 transactions” or trying to compare backlog disclosures across segments, hundreds of pages stand between you and clarity.
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Save hours locating revenue by market, monitoring contract wins, and spotting insider sentiment. Complex filings made clear—so you can focus on decisions, not documentation.
American Superconductor (AMSC) Director reported a purchase of common stock. On 06/18/2019, the reporting person bought 200 shares at $8.33 per share (transaction code P). Following this transaction, the reporting person beneficially owns 60,907 shares, held directly.
American Superconductor (AMSC) reported Q2 FY2026 results with revenue of $65,862,000, up from $54,471,000 a year ago. Gross margin was $20,439,000 versus $15,613,000, and operating income reached $2,965,000 compared with a loss of $753,000 last year. Net income was $4,750,000, near last year’s $4,887,000; year‑to‑date net income rose to $11,474,000 from $2,363,000.
Cash and cash equivalents increased to $212,891,000 from $79,494,000 at March 31, 2025, supported by $124,577,000 of net proceeds from a public equity offering. Current deferred revenue declined to $52,157,000 from $66,797,000. The company reported remaining performance obligations of $209,500,000 expected over the next twelve months and $78,200,000 over thirteen to sixty months.
By segment, Grid delivered $54,342,000 and Wind $11,520,000 in revenue, with segment operating income of $1,278,000 and $1,687,000 respectively. NWL contributed $16,400,000 of revenue and $2,000,000 of net income in the quarter. Shares outstanding were 45,186,789 as of October 31, 2025.
American Superconductor Corp (AMSC) filed a Form 144 reporting a proposed sale of 9,703 shares of Class A common stock through UBS Financial Services on Nasdaq with an aggregate market value of $493,451. The shares were acquired on 09/20/2016 via a non-qualified stock option issued by the company, and payment for the proposed sale is to be made by wire transfer. The filing lists 45,160,926 shares outstanding and shows no securities sold in the past three months by the seller. The filer also affirms they do not possess undisclosed material information about the issuer.
Arthur H. House, a director of American Superconductor Corporation (AMSC), filed a Form 4 reporting stock option-related activity and an open-market sale. The filing shows a transaction dated 08/06/2025 related to a $6.80 exercise-price stock option covering 9,703 shares and a sale on 08/08/2025 of 9,703 common shares at $50.9205 per share. The Form 4 states the shares were sold for tax and estate planning purposes. Following these transactions the reporting person directly holds 48,663 shares. The filing also references the Amended and Restated 2007 Director Stock Plan and provides vesting/grant timing for the option.
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