S&P 500 7,718.60 −0.38%
Nasdaq 26,506.99 −0.29%
S&P/TSX 36,513.80 −0.33%
Apple 319.97 −2.51%
Nvidia 230.36 +0.84%
Microsoft 499.70 −2.04%
Shopify 200.76 −0.10%
Royal Bank 291.48 −0.30%
CAD/USD 0.7248 +0.27%
CLOSED · 03:40 ET
Market ClerkRecap
Tue Sep 8 · markets closed2 signals on Sep 7189 insider buys this week · $214.6MCIRO short report next: Sep 14The week ahead

AMSC

AMERICAN SUPERCONDUCTOR CORP /DE/
NASDAQ · TECHNOLOGY · MOTORS & GENERATORS
29.55
+0.54 +1.86%
USD · close Sep 4

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SEC filings, in plain English

CIK 880807
FiledFormWhat it isPeriodDocument
Aug 510-QQuarterly reportJun 30open on EDGAR ↗
Aug 58-KCurrent report · Results announced, Shareholder vote, ExhibitsJul 31open on EDGAR ↗
Jul 31SCHEDULE 13G/Aopen on EDGAR ↗
Jun 18ARSARSMar 31open on EDGAR ↗
Jun 18DEFA14ADEFA14Aopen on EDGAR ↗
Jun 18DEF 14AProxy statementJul 31open on EDGAR ↗
Jun 124Insider transactionJun 11open on EDGAR ↗
Jun 11144Notice of proposed saleopen on EDGAR ↗
Jun 114Insider transactionJun 11open on EDGAR ↗
Jun 114Insider transactionJun 11open on EDGAR ↗
Jun 11144Notice of proposed saleopen on EDGAR ↗
Jun 104Insider transactionJun 8open on EDGAR ↗
Jun 104Insider transactionJun 8open on EDGAR ↗
Jun 10144Notice of proposed saleopen on EDGAR ↗
Jun 8144Notice of proposed saleopen on EDGAR ↗
Jun 8144Notice of proposed saleopen on EDGAR ↗
Jun 3144Notice of proposed saleopen on EDGAR ↗
Jun 3144Notice of proposed saleopen on EDGAR ↗
Jun 34Insider transactionJun 1open on EDGAR ↗
Jun 34Insider transactionJun 1open on EDGAR ↗
Jun 2144Notice of proposed saleopen on EDGAR ↗
Jun 2144Notice of proposed saleopen on EDGAR ↗
Jun 28-KCurrent report · Officer or director change, ExhibitsJun 1open on EDGAR ↗
May 29SDFORM SDopen on EDGAR ↗
May 2710-KAnnual reportMar 31open on EDGAR ↗
May 278-KCurrent report · Results announced, ExhibitsMay 27open on EDGAR ↗
Apr 29SCHEDULE 13Gopen on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Apr 74Insider transactionApr 3open on EDGAR ↗
Mar 26SCHEDULE 13G/Aopen on EDGAR ↗
Feb 264Insider transactionFeb 24open on EDGAR ↗
Feb 178-K/ACurrent report, amended · ExhibitsDec 5open on EDGAR ↗
Feb 410-QQuarterly reportDec 31open on EDGAR ↗
Feb 48-KCurrent report · Results announced, ExhibitsFeb 4open on EDGAR ↗
Jan 30SCHEDULE 13G/Aopen on EDGAR ↗
Dec 238-KCurrent report · Other event, ExhibitsDec 23open on EDGAR ↗

Straight from the SEC's filing index, cached for six hours. Full history on EDGAR ↗

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