AMERICAN SUPERCONDUCTOR CORP /DE/ SEC EDGAR Filings (CIK 0000880807)

SEC EDGAR filings, ownership reports, and insider transactions for AMERICAN SUPERCONDUCTOR CORP /DE/.

Symbol
AMSC on Nasdaq
Business address
Sixty Four Jackson Road, Devens, MA, 01434
State of incorporation
DE
Fiscal year end
31 March
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AMERICAN SUPERCONDUCTOR CORP /DE/ has filed 1,285 SEC EDGAR filings since 29 Jul 1996

Latest Filings

Recent SEC filings for AMERICAN SUPERCONDUCTOR CORP /DE/ including 8-K, 424B7, 4 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Dec 2025 23 Dec 2025 000-19672
424B7 Open 424B7 document | Open XBRL data View SEC filing for 424B7 424B7 23 Dec 2025 333-281496
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Dec 2025 05 Dec 2025 000-19672
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 18 Jun 2019
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Nov 2025 30 Sep 2025 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Nov 2025 05 Nov 2025 000-19672
144 Open 144 document View SEC filing for 144 08 Aug 2025 000-19672
4 Open 4 document View SEC filing for 4 4 08 Aug 2025 06 Aug 2025
4 Open 4 document View SEC filing for 4 4 06 Aug 2025 04 Aug 2022
4 Open 4 document View SEC filing for 4 4 06 Aug 2025 04 Aug 2025
4 Open 4 document View SEC filing for 4 4 06 Aug 2025 04 Aug 2025
144 Open 144 document View SEC filing for 144 04 Aug 2025 000-19672
144 Open 144 document View SEC filing for 144 04 Aug 2025 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 30 Jul 2025 30 Jun 2025 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Jul 2025 30 Jul 2025 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Jul 2025 25 Jul 2025 000-19672
ARS Open ARS document View SEC filing for ARS ARS 13 Jun 2025 31 Mar 2025 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 13 Jun 2025 000-19672
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 13 Jun 2025 25 Jul 2025 000-19672
4 Open 4 document View SEC filing for 4 4 12 Jun 2025 11 Jun 2025
4 Open 4 document View SEC filing for 4 4 12 Jun 2025 11 Jun 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 11 Jun 2025 10 Jun 2025 000-19672
424B5 Open 424B5 document | Open XBRL data View SEC filing for 424B5 424B5 11 Jun 2025 333-281496
144 Open 144 document View SEC filing for 144 11 Jun 2025 000-19672
144 Open 144 document View SEC filing for 144 11 Jun 2025 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 10 Jun 2025 333-281496
4 Open 4 document View SEC filing for 4 4 09 Jun 2025 06 Jun 2025
4 Open 4 document View SEC filing for 4 4 09 Jun 2025 06 Jun 2025
144 Open 144 document View SEC filing for 144 06 Jun 2025 000-19672
144 Open 144 document View SEC filing for 144 06 Jun 2025 000-19672
4 Open 4 document View SEC filing for 4 4 29 May 2025 27 May 2025
4 Open 4 document View SEC filing for 4 4 29 May 2025 27 May 2025
4 Open 4 document View SEC filing for 4 4 29 May 2025 27 May 2025
3 Open 3 document View SEC filing for 3 3 29 May 2025 27 May 2025
144 Open 144 document View SEC filing for 144 27 May 2025 000-19672
144 Open 144 document View SEC filing for 144 27 May 2025 000-19672
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
SD Open SD document View SEC filing for SD FORM SD 21 May 2025 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 21 May 2025 31 Mar 2025 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 May 2025 15 May 2025 000-19672
144 Open 144 document View SEC filing for 144 20 May 2025 000-19672
144 Open 144 document View SEC filing for 144 20 May 2025 000-19672
4 Open 4 document View SEC filing for 4 4 19 May 2025 15 May 2025
4 Open 4 document View SEC filing for 4 4 19 May 2025 15 May 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Apr 2025 005-41994
4 Open 4 document View SEC filing for 4 4 04 Apr 2025 03 Apr 2025
4 Open 4 document View SEC filing for 4 4 04 Apr 2025 03 Apr 2025
4 Open 4 document View SEC filing for 4 4 04 Apr 2025 03 Apr 2025
4 Open 4 document View SEC filing for 4 4 04 Apr 2025 03 Apr 2025
4 Open 4 document View SEC filing for 4 4 04 Apr 2025 03 Apr 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 Feb 2025 005-41994
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 05 Feb 2025 005-41994
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Feb 2025 30 Jan 2025 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Feb 2025 31 Dec 2024 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Nov 2024 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G 08 Nov 2024 005-41994
4 Open 4 document View SEC filing for 4 4 06 Nov 2024 04 Nov 2024
144 Open 144 document View SEC filing for 144 05 Nov 2024 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G 04 Nov 2024 005-41994
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 04 Nov 2024 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 30 Oct 2024 30 Sep 2024 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Oct 2024 30 Oct 2024 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G 22 Oct 2024 005-41994
4 Open 4 document View SEC filing for 4 4 01 Oct 2024 30 Sep 2024
4 Open 4 document View SEC filing for 4 4 30 Sep 2024 26 Sep 2024
S-8 Open S-8 document View SEC filing for S-8 S-8 28 Aug 2024 333-281826
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Aug 2024 12 Aug 2024 000-19672
424B7 Open 424B7 document View SEC filing for 424B7 424B7 12 Aug 2024 333-281496
S-3ASR Open S-3ASR document View SEC filing for S-3ASR S-3ASR 12 Aug 2024 333-281496
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMSC 13G/A 09 Aug 2024 005-41994
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 06 Aug 2024 01 Aug 2024 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 06 Aug 2024 30 Jun 2024 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Aug 2024 06 Aug 2024 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2024 02 Aug 2024 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2024 01 Aug 2024 000-19672
ARS Open ARS document View SEC filing for ARS ARS 20 Jun 2024 31 Mar 2024 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 20 Jun 2024 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 20 Jun 2024 02 Aug 2024 000-19672
4 Open 4 document View SEC filing for 4 4 12 Jun 2024 11 Jun 2024
4 Open 4 document View SEC filing for 4 4 12 Jun 2024 11 Jun 2024
144 Open 144 document View SEC filing for 144 11 Jun 2024 000-19672
144 Open 144 document View SEC filing for 144 11 Jun 2024 000-19672
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 10 Jun 2024 02 Aug 2024 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 29 May 2024 31 Mar 2024 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 May 2024 23 May 2024 000-19672
SD Open SD document View SEC filing for SD FORM SD 28 May 2024 000-19672
4 Open 4 document View SEC filing for 4 4 23 May 2024 21 May 2024
4 Open 4 document View SEC filing for 4 4 23 May 2024 21 May 2024
144 Open 144 document View SEC filing for 144 21 May 2024 000-19672
144 Open 144 document View SEC filing for 144 21 May 2024 000-19672
4 Open 4 document View SEC filing for 4 4 04 Apr 2024 03 Apr 2024
4 Open 4 document View SEC filing for 4 4 04 Apr 2024 03 Apr 2024
4 Open 4 document View SEC filing for 4 4 04 Apr 2024 03 Apr 2024
4 Open 4 document View SEC filing for 4 4 04 Apr 2024 03 Apr 2024
4 Open 4 document View SEC filing for 4 4 04 Apr 2024 03 Apr 2024
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Mar 2024 333-276766
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Mar 2024
S-3/A Open S-3/A document View SEC filing for S-3/A S-3/A 08 Mar 2024 333-276766
CORRESP Open CORRESP document View SEC filing for CORRESP 06 Mar 2024
CORRESP Open CORRESP document View SEC filing for CORRESP 05 Mar 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMSC 13G/A 14 Feb 2024 005-41994
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 05 Feb 2024 333-276766
424B5 Open 424B5 document View SEC filing for 424B5 424B5 31 Jan 2024 333-253611
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Jan 2024 30 Jan 2024 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 30 Jan 2024 333-253611
S-3 Open S-3 document View SEC filing for S-3 S-3 30 Jan 2024 333-276766
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 30 Jan 2024 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 30 Jan 2024 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 24 Jan 2024 31 Dec 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Jan 2024 24 Jan 2024 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Nov 2023 30 Sep 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Nov 2023 01 Nov 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 11 Aug 2023 11 Aug 2023 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 09 Aug 2023 30 Jun 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 09 Aug 2023 09 Aug 2023 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 05 Jul 2023 005-41994
ARS Open ARS document View SEC filing for ARS ARS 28 Jun 2023 31 Dec 2022 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 28 Jun 2023 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 28 Jun 2023 11 Aug 2023 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Jun 2023 21 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Jun 2023 21 Jun 2023
144 Open 144 document View SEC filing for 144 22 Jun 2023 000-19672
144 Open 144 document View SEC filing for 144 22 Jun 2023 000-19672
144 Open 144 document View SEC filing for 144 21 Jun 2023 000-19672
144 Open 144 document View SEC filing for 144 21 Jun 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jun 2023 15 Jun 2023 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2023 15 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2023 15 Jun 2023
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 31 May 2023 31 Mar 2023 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 May 2023 31 May 2023 000-19672
SD Open SD document View SEC filing for SD FORM SD 31 May 2023 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023
SC 13G Open SC 13G document View SEC filing for SC 13G AMSC 13G 14 Feb 2023 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC SCHEDULE 13G 08 Feb 2023 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Feb 2023 31 Dec 2022 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Feb 2023 01 Feb 2023 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G 31 Jan 2023 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 19 Jan 2023 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Dec 2022 16 Dec 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Dec 2022 16 Dec 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Dec 2022 12 Dec 2022
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-233531
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-213850
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-197971
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-183075
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-170286
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 17 Nov 2022 333-145685
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2022 31 Oct 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Nov 2022 30 Sep 2022 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Nov 2022 01 Nov 2022 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Oct 2022 19 Oct 2022
S-8 Open S-8 document View SEC filing for S-8 S-8 10 Aug 2022 333-266728
S-8 Open S-8 document View SEC filing for S-8 S-8 10 Aug 2022 333-266727
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2022 02 Aug 2022 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Aug 2022 30 Jun 2022 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 03 Aug 2022 03 Aug 2022 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 26 Jul 2022 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G 08 Jul 2022 005-41994
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 23 Jun 2022 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 23 Jun 2022 02 Aug 2022 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Jun 2022 10 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Jun 2022 10 Jun 2022
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 13 Jun 2022 10 Jun 2022
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 13 Jun 2022 10 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jun 2022 10 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jun 2022 10 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jun 2022 10 Jun 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Jun 2022 07 Jun 2022 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jun 2022 31 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jun 2022 31 May 2022
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 01 Jun 2022 31 Mar 2022 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Jun 2022 01 Jun 2022 000-19672
SD Open SD document View SEC filing for SD FORM SD 23 May 2022 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2022 05 Apr 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2022 05 Apr 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2022 05 Apr 2022
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2022 05 Apr 2022
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2022 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC SCHEDULE 13G 09 Feb 2022 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 02 Feb 2022 31 Dec 2021 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Feb 2022 02 Feb 2022 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 01 Feb 2022 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G 18 Jan 2022 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Dec 2021 10 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Dec 2021 08 Dec 2021
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 08 Nov 2021 30 Sep 2021 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 08 Nov 2021 08 Nov 2021 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2021 01 Nov 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2021 01 Nov 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Aug 2021 05 Aug 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Aug 2021 05 Aug 2021
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 Aug 2021 30 Jun 2021 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Aug 2021 04 Aug 2021 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Aug 2021 30 Jul 2021 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jul 2021 01 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jul 2021 01 Jul 2021
EFFECT Open EFFECT document View SEC filing for EFFECT 21 Jun 2021 333-253611
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 17 Jun 2021 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 17 Jun 2021 30 Jul 2021 000-19672
POS AM Open POS AM document View SEC filing for POS AM POS AM 02 Jun 2021 333-253611
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 02 Jun 2021 31 Mar 2021 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Jun 2021 02 Jun 2021 000-19672
POSASR Open POSASR document View SEC filing for POSASR POSASR 02 Jun 2021 333-253611
SD Open SD document View SEC filing for SD FORM SD 27 May 2021 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 May 2021 20 May 2021 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2021 20 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2021 20 May 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 May 2021 21 May 2021 000-19672
424B7 Open 424B7 document View SEC filing for 424B7 424B7 21 May 2021 333-253611
8-K Open 8-K document View SEC filing for 8-K 8-K 10 May 2021 06 May 2021 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2021 05 Apr 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2021 05 Apr 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2021 05 Apr 2021
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2021 05 Apr 2021
S-3ASR Open S-3ASR document View SEC filing for S-3ASR S-3ASR 26 Feb 2021 333-253611
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Feb 2021 26 Feb 2021 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G SEC SCHEDULE 13G 16 Feb 2021 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2021 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Feb 2021 31 Dec 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 03 Feb 2021 03 Feb 2021 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Feb 2021 28 Jan 2021 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 29 Jan 2021 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jan 2021 21 Jan 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMERICAN SUPERCONDUCTOR 13G/A 08 Jan 2021 005-41994
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K/A 14 Dec 2020 01 Oct 2020 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Nov 2020 25 Nov 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 Nov 2020 30 Sep 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Nov 2020 04 Nov 2020 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2020 31 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2020 31 Oct 2020
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Oct 2020 22 Oct 2020 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 23 Oct 2020 333-222874
424B5 Open 424B5 document View SEC filing for 424B5 424B5 21 Oct 2020 333-222874
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Oct 2020 05 Oct 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Oct 2020 01 Oct 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Oct 2020 01 Oct 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Sep 2020 11 Sep 2020 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Aug 2020 30 Jun 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Aug 2020 31 Jul 2020 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Jul 2020 27 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Jul 2020 27 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jun 2020 28 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jun 2020 28 Jun 2020
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 19 Jun 2020 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 19 Jun 2020 31 Jul 2020 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 19 Jun 2020 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jun 2020 02 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jun 2020 02 Jun 2020
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 02 Jun 2020 31 Mar 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Jun 2020 02 Jun 2020 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 May 2020 21 May 2020 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 May 2020 21 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 May 2020 21 May 2020
SD Open SD document View SEC filing for SD FORM SD 26 May 2020 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2020 03 Apr 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2020 03 Apr 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2020 03 Apr 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2020 03 Apr 2020
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2020 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMERICAN SUPERCONDUCTOR 13G/A 12 Feb 2020 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G 12 Feb 2020 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G 07 Feb 2020 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Feb 2020 31 Dec 2019 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Feb 2020 05 Feb 2020 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 04 Feb 2020 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 27 Jan 2020 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Dec 2019 19 Dec 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Nov 2019 05 Nov 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Nov 2019 05 Nov 2019
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Nov 2019 30 Sep 2019 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Nov 2019 05 Nov 2019 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Nov 2019 31 Oct 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Nov 2019 31 Oct 2019
S-8 Open S-8 document View SEC filing for S-8 S-8 29 Aug 2019 333-233531
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Aug 2019 01 Aug 2019 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 06 Aug 2019 30 Jun 2019 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Aug 2019 06 Aug 2019 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jul 2019 27 Jul 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jul 2019 27 Jul 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jul 2019 28 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jul 2019 28 Jun 2019
SC 13G Open SC 13G document View SEC filing for SC 13G 24 Jun 2019 005-41994
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 20 Jun 2019 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 20 Jun 2019 01 Aug 2019 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 05 Jun 2019 31 Mar 2019 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Jun 2019 01 Jun 2019 000-19672
SD Open SD document View SEC filing for SD FORM SD 30 May 2019 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 30 May 2019 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 May 2019 24 May 2019
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 29 May 2019 21 May 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2019 24 May 2019
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 May 2019 21 May 2019 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2019 12 May 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2019 03 Apr 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2019 03 Apr 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2019 03 Apr 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2019 03 Apr 2019
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2019 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A (AMENDMENT NO. 1) 13 Feb 2019 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMERICAN SUPERCONDUCTOR 13G/A 13 Feb 2019 005-41994
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 13 Feb 2019 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT TO FORM SC 13G 08 Feb 2019 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G REPORT OF ACQUISITION OF BENEFICIAL OWNERSHIP 08 Feb 2019 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Feb 2019 31 Dec 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Feb 2019 05 Feb 2019 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jan 2019 28 Dec 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Dec 2018 07 Dec 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Nov 2018 08 Nov 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Nov 2018 08 Nov 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2018 30 Sep 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Nov 2018 06 Nov 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Nov 2018 01 Nov 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Oct 2018 31 Oct 2018 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G ACQUISITION OF BENEFICIAL OWNERSHIP 05 Oct 2018 005-41994
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 30 Aug 2018 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 10 Aug 2018 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 10 Aug 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Aug 2018 02 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Aug 2018 02 Aug 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Aug 2018 27 Jul 2018 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Jul 2018 30 Jun 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Jul 2018 31 Jul 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Jul 2018 27 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jul 2018 26 Jul 2018
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 13 Jul 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Jul 2018 03 Jul 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Jul 2018 28 Jun 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jul 2018 28 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jul 2018 28 Jun 2018
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 15 Jun 2018 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 15 Jun 2018 27 Jul 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 14 Jun 2018 14 Jun 2018 000-19672
10-K/A Open 10-K/A document View SEC filing for 10-K/A 10-K/A 07 Jun 2018 07 Jun 2018 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 06 Jun 2018 31 Mar 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Jun 2018 06 Jun 2018 000-19672
SD Open SD document View SEC filing for SD SD 25 May 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2018 14 May 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2018 12 May 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Apr 2018 10 Apr 2018 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2018 04 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2018 04 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2018 04 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2018 04 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Apr 2018 04 Apr 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Apr 2018 28 Mar 2018 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 08 Mar 2018 005-41994
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Feb 2018 333-222874
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 13 Feb 2018
SC 13G Open SC 13G document View SEC filing for SC 13G AMERICAN SUPERCONDUCTOR 13G 13 Feb 2018 005-41994
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Feb 2018
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 09 Feb 2018 09 Feb 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2018 09 Feb 2018
S-3 Open S-3 document View SEC filing for S-3 S-3 05 Feb 2018 333-222874
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Feb 2018 31 Dec 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Feb 2018 05 Feb 2018 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Feb 2018 01 Feb 2018 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 26 Jan 2018 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Nov 2017 30 Sep 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Nov 2017 07 Nov 2017 000-19672
EFFECT Open EFFECT document View SEC filing for EFFECT 23 Oct 2017 333-220784
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Oct 2017
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Oct 2017
S-3 Open S-3 document View SEC filing for S-3 S-3 03 Oct 2017 333-220784
8-K Open 8-K document View SEC filing for 8-K 8-K 26 Sep 2017 25 Sep 2017 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 11 Sep 2017 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMERICAN SUPERCONDUCTOR 08 Sep 2017 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2017 26 Jul 2017
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2017 30 Jun 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Aug 2017 08 Aug 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Aug 2017 27 Jul 2017 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Jul 2017 28 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Jul 2017 27 Jul 2017
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 10 Jul 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 03 Jul 2017 28 Jun 2017 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 16 Jun 2017 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 16 Jun 2017 27 Jul 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 26 May 2017 24 May 2017 000-19672
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 25 May 2017 25 May 2017 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 May 2017 31 Mar 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 25 May 2017 25 May 2017 000-19672
SD Open SD document View SEC filing for SD SD 25 May 2017 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2017 14 May 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2017 12 May 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2017 10 May 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2017 10 May 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2017 10 May 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2017 10 May 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10 May 2017 05 May 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 09 May 2017 07 May 2017 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 May 2017 08 May 2017
424B5 Open 424B5 document View SEC filing for 424B5 424B5 08 May 2017 333-198851
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 08 May 2017 005-41994
424B5 Open 424B5 document View SEC filing for 424B5 424B5 04 May 2017 333-198851
8-K Open 8-K document View SEC filing for 8-K 8-K 04 May 2017 04 May 2017 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 26 Apr 2017 26 Apr 2017 000-19672
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 11 Apr 2017 03 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2017 05 Apr 2017
8-K Open 8-K document View SEC filing for 8-K 8-K 04 Apr 2017 03 Apr 2017 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMERICAN SUPERCONDUCTOR 13G/A 10 Feb 2017 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Feb 2017 31 Dec 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Feb 2017 06 Feb 2017 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 27 Jan 2017 333-198851
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Jan 2017 27 Jan 2017 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Dec 2016 15 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Nov 2016 28 Nov 2016
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 17 Nov 2016 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 Nov 2016 30 Sep 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Nov 2016 02 Nov 2016 000-19672
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 28 Sep 2016 333-213850
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Sep 2016 20 Sep 2016
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 22 Sep 2016 15 Sep 2016
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Sep 2016 15 Sep 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 23 Aug 2016 17 Aug 2016 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Aug 2016 31 Jul 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Aug 2016 31 Jul 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Aug 2016 31 Jul 2016
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Aug 2016 30 Jun 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Aug 2016 09 Aug 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Aug 2016 29 Jul 2016 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 20 Jul 2016 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2016 16 Jun 2016
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 17 Jun 2016 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 17 Jun 2016 29 Jul 2016 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 31 May 2016 31 Mar 2016 000-19672
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 May 2016 31 May 2016 000-19672
SD Open SD document View SEC filing for SD SD 27 May 2016 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 May 2016 18 May 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 18 May 2016 12 May 2016 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2016 14 May 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2016 14 May 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2016 14 May 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2016 08 May 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2016 08 May 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2016 05 Apr 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Apr 2016 05 Apr 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Apr 2016 05 Apr 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Apr 2016 05 Apr 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Apr 2016 05 Apr 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Apr 2016 05 Apr 2016
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 05 Apr 2016 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Mar 2016 04 Mar 2016 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Feb 2016 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G AMERICAN SUPERCONDUCTOR 13G 11 Feb 2016 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Feb 2016 31 Dec 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Feb 2016 09 Feb 2016 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 17 Dec 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Dec 2015 16 Dec 2015 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Nov 2015 30 Sep 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 03 Nov 2015 03 Nov 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 31 Aug 2015 26 Aug 2015 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2015 30 Jun 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Aug 2015 05 Aug 2015 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2015 31 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2015 31 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2015 31 Jul 2015
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 31 Jul 2015 31 Jul 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 26 Jun 2015 23 Jun 2015 000-19672
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 25 Jun 2015 31 Mar 2015 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 19 Jun 2015 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 19 Jun 2015 31 Jul 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Jun 2015 03 Jun 2015 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jun 2015 28 May 2015
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 28 May 2015 31 Mar 2015 000-19672
SD Open SD document View SEC filing for SD SD 28 May 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 28 May 2015 28 May 2015 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2015 14 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2015 14 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2015 14 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2015 09 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2015 08 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 May 2015 08 May 2015
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D AMENDMENT NO. 4 05 May 2015 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 May 2015 24 Apr 2015
8-K Open 8-K document View SEC filing for 8-K 8-K 28 Apr 2015 24 Apr 2015 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 24 Apr 2015 333-198851
424B5 Open 424B5 document View SEC filing for 424B5 424B5 23 Apr 2015 333-198851
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Apr 2015 23 Apr 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 23 Apr 2015 23 Apr 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Apr 2015 09 Apr 2015 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2015 06 Apr 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2015 06 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2015 06 Apr 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2015 06 Apr 2015
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2015 06 Apr 2015
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 Mar 2015 24 Mar 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Mar 2015 18 Mar 2015 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2015 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Feb 2015 11 Nov 2014
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 06 Feb 2015 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 06 Feb 2015 18 Mar 2015 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Feb 2015 31 Dec 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Feb 2015 05 Feb 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Jan 2015 29 Jan 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Jan 2015 14 Jan 2015 000-19672
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 21 Jan 2015 18 Mar 2015 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Jan 2015 31 Dec 2014 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 29 Dec 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Dec 2014 19 Dec 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Nov 2014 07 Nov 2014 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424(B)(5) 07 Nov 2014 333-198851
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Nov 2014 07 Nov 2014 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424(B)(5) 07 Nov 2014 333-198851
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2014 30 Sep 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Nov 2014 06 Nov 2014 000-19672
EFFECT Open EFFECT document View SEC filing for EFFECT 01 Oct 2014 333-198851
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Oct 2014 01 Oct 2014 000-19672
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 19 Sep 2014 333-198851
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Sep 2014 29 Aug 2014 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Aug 2014 27 Aug 2014
8-K Open 8-K document View SEC filing for 8-K 8-K 21 Aug 2014 15 Aug 2014 000-19672
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 08 Aug 2014 333-197971
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Aug 2014 31 Jul 2014 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2014 30 Jun 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Aug 2014 05 Aug 2014 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2014 31 Jul 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2014 01 Aug 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Aug 2014 31 Jul 2014
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 21 Jul 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jul 2014 16 Jul 2014 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Jul 2014 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jun 2014 24 Jun 2014
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 24 Jun 2014 31 Mar 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Jun 2014 18 Jun 2014 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 18 Jun 2014 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A NOTICE & PROXY 18 Jun 2014 01 Aug 2014 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jun 2014 05 Jun 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jun 2014 05 Jun 2014
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 05 Jun 2014 31 Mar 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Jun 2014 05 Jun 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Jun 2014 02 Jun 2014 000-19672
SD Open SD document View SEC filing for SD FORM SD 30 May 2014 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 May 2014 23 May 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 May 2014 09 May 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 May 2014 09 May 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Apr 2014 14 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Apr 2014 01 Apr 2014
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 19 Mar 2014 14 Mar 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Mar 2014 02 Mar 2014 000-19672
8-K Open 8-K document View SEC filing for 8-K 8-K 28 Feb 2014 28 Feb 2014 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2014 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Feb 2014 31 Dec 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Feb 2014 04 Feb 2014 000-19672
SC 13G Open SC 13G document View SEC filing for SC 13G 28 Jan 2014 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Dec 2013 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Dec 2013 06 Dec 2013
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 20 Nov 2013 19 Nov 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Nov 2013 15 Nov 2013 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 424B5 18 Nov 2013 333-191153
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2013 30 Sep 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Nov 2013 07 Nov 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Oct 2013 09 Oct 2013 000-19672
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Sep 2013 333-191153
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 Sep 2013 20 Sep 2013 000-19672
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 13 Sep 2013 333-191153
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Aug 2013 15 Aug 2013 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2013 06 Aug 2013
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2013 30 Jun 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Aug 2013 07 Aug 2013 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2013 31 Jul 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2013 31 Jul 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Aug 2013 31 Jul 2013
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Aug 2013 31 Jul 2013 000-19672
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 25 Jun 2013 31 Mar 2013 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 18 Jun 2013 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 18 Jun 2013 01 Aug 2013 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 14 Jun 2013 31 Mar 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Jun 2013 14 Jun 2013 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2013 23 May 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2013 09 May 2013
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2013 08 May 2013
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Apr 2013 01 Apr 2013 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 14 Mar 2013 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 20 Feb 2013 14 Feb 2013 000-19672
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 14 Feb 2013 005-41994
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Feb 2013 08 Feb 2013 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 13 Feb 2013 11 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2013 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 11 Feb 2013 31 Dec 2012 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 11 Feb 2013 11 Feb 2013 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 08 Feb 2013 06 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Feb 2013 005-41994
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Jan 2013 02 Jan 2013 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2013 31 Dec 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2013 31 Dec 2012
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 31 Dec 2012 005-41994
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Dec 2012 20 Dec 2012 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 04 Dec 2012 30 Nov 2012
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 29 Nov 2012 27 Nov 2012
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 28 Nov 2012 27 Nov 2012 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 26 Nov 2012 21 Nov 2012
EFFECT Open EFFECT document View SEC filing for EFFECT 16 Nov 2012 333-184780
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 06 Nov 2012 333-184780
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 06 Nov 2012 30 Sep 2012 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Nov 2012 06 Nov 2012 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Oct 2012 25 Oct 2012
EFFECT Open EFFECT document View SEC filing for EFFECT 18 Oct 2012 333-184218
EFFECT Open EFFECT document View SEC filing for EFFECT 18 Oct 2012 333-180733
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-1 16 Oct 2012 333-180733
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 01 Oct 2012 333-184218
S-8 Open S-8 document View SEC filing for S-8 S-8 03 Aug 2012 333-183075
424B3 Open 424B3 document View SEC filing for 424B3 PROSPECTUS SUPPLEMENT 03 Aug 2012 333-180733
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2012 01 Aug 2012
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Aug 2012 30 Jun 2012 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Aug 2012 02 Aug 2012 000-19672
424B3 Open 424B3 document View SEC filing for 424B3 424(B)(3) 27 Jul 2012 333-180733
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Jul 2012 26 Jul 2012 000-19672
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 25 Jul 2012 31 Mar 2012 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Jun 2012 26 Jun 2012
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT NO. 1 26 Jun 2012 333-180733
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 26 Jun 2012 27 Jul 2012 000-19672
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO.2 TO FORM 10-K 26 Jun 2012 31 Mar 2012 000-19672
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY STATEMENT 14 Jun 2012 27 Jul 2012 000-19672
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424(B)(5) 11 Jun 2012 333-180733
EFFECT Open EFFECT document View SEC filing for EFFECT 08 Jun 2012 333-180733
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K/A 08 Jun 2012 31 Mar 2012 000-19672
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-1 06 Jun 2012 333-180733
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 06 Jun 2012 31 Mar 2012 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Jun 2012 05 Jun 2012 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2012 23 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2012 12 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2012 11 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 May 2012 14 May 2012
424B5 Open 424B5 document View SEC filing for 424B5 424B5 11 May 2012 333-180733
424B5 Open 424B5 document View SEC filing for 424B5 424B5 11 May 2012 333-180733
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 May 2012 09 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2012 09 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2012 09 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2012 09 May 2012
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 May 2012 09 May 2012
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 10 May 2012 09 May 2012
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 May 2012 09 May 2012 000-19672
EFFECT Open EFFECT document View SEC filing for EFFECT 26 Apr 2012 333-180733
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 20 Apr 2012 20 Apr 2012 000-19672
D Open D document View SEC filing for D 19 Apr 2012 021-176970
S-1 Open S-1 document View SEC filing for S-1 FORM S-1 13 Apr 2012 333-180733
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Apr 2012 13 Apr 2012 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Apr 2012 04 Apr 2012 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13 Feb 2012 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 09 Feb 2012 31 Dec 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Feb 2012 09 Feb 2012 000-19672
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K AMENDMENT 06 Feb 2012 08 Dec 2011 000-19672
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 2 TO SCHEDULE 13D 01 Feb 2012 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Dec 2011 13 Dec 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Dec 2011 08 Dec 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 29 Nov 2011 29 Nov 2011 000-19672
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 14 Nov 2011 31 Mar 2011 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 09 Nov 2011 30 Sep 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Nov 2011 09 Nov 2011 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 04 Nov 2011 08 Dec 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 31 Oct 2011 28 Oct 2011 000-19672
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 25 Oct 2011 08 Dec 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Oct 2011 07 Oct 2011 000-19672
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 07 Oct 2011 005-41994
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 03 Oct 2011 29 Sep 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 03 Oct 2011 03 Oct 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Sep 2011 26 Sep 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Sep 2011 26 Sep 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Sep 2011 26 Sep 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Sep 2011 23 Sep 2011 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 23 Sep 2011 30 Jun 2011 000-19672
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 23 Sep 2011 31 Mar 2011 000-19672
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A FORM 10-Q/A 23 Sep 2011 31 Dec 2010 000-19672
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A FORM 10-Q/A 23 Sep 2011 30 Sep 2010 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Sep 2011 14 Sep 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Sep 2011 06 Sep 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Aug 2011 23 Aug 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Aug 2011 16 Aug 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Aug 2011 12 Aug 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 11 Aug 2011 08 Aug 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 11 Aug 2011 11 Aug 2011 000-19672
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q FORM NT 10-Q 10 Aug 2011 30 Jun 2011 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Aug 2011 005-41994
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 11 Jul 2011 06 Jul 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 30 Jun 2011 29 Jun 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Jun 2011 17 Jun 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Jun 2011 07 Jun 2011 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A DOC ONE 10 Jun 2011 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jun 2011 01 Jun 2011
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 02 Jun 2011 31 Mar 2011
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 31 May 2011 31 Mar 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 May 2011 23 May 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 May 2011 23 May 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2011 16 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 May 2011 17 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2011 15 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2011 15 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2011 12 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2011 13 May 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 May 2011 15 May 2011
SC 13D Open SC 13D document View SEC filing for SC 13D 11 Apr 2011 005-41994
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 08 Apr 2011 31 Mar 2011
4 Open 4 document View SEC filing for 4 FORM 4 06 Apr 2011 04 Apr 2011
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 05 Apr 2011 05 Apr 2011 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 24 Mar 2011 22 Mar 2011
4 Open 4 document View SEC filing for 4 FORM 4 21 Mar 2011 17 Mar 2011
4 Open 4 document View SEC filing for 4 FORM 4 16 Mar 2011 14 Mar 2011
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Mar 2011 11 Mar 2011
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 15 Mar 2011 11 Mar 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Mar 2011 10 Mar 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Mar 2011 12 Mar 2011 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 28 Feb 2011 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A DOC ONE 14 Feb 2011 005-41994
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2011 005-41994
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Feb 2011 31 Dec 2010 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 03 Feb 2011 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 01 Feb 2011 000-19672
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 01 Feb 2011 01 Feb 2011 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 20 Jan 2011 18 Jan 2011
4/A Open 4/A document View SEC filing for 4/A MAIN DOCUMENT DESCRIPTION 20 Jan 2011 17 Dec 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Jan 2011 005-41994
4/A Open 4/A document View SEC filing for 4/A MAIN DOCUMENT DESCRIPTION 22 Dec 2010 17 Dec 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 21 Dec 2010 17 Dec 2010
4/A Open 4/A document View SEC filing for 4/A MAIN DOCUMENT DESCRIPTION 21 Dec 2010 11 Nov 2010
4/A Open 4/A document View SEC filing for 4/A MAIN DOCUMENT DESCRIPTION 21 Dec 2010 04 Nov 2010
3 Open 3 document View SEC filing for 3 MAIN DOCUMENT DESCRIPTION 21 Dec 2010 04 Nov 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 12 Nov 2010 11 Nov 2010
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 12 Nov 2010 10 Nov 2010 000-19672
424B2 Open 424B2 document View SEC filing for 424B2 AMERICAN SUPERCONDUCTOR CORPORATION 12 Nov 2010 333-170455
424B5 Open 424B5 document View SEC filing for 424B5 424B5 09 Nov 2010 333-170455
S-3ASR Open S-3ASR document View SEC filing for S-3ASR AMERICAN SUPERCONDUCTOR CORPORATION 08 Nov 2010 333-170455
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Nov 2010 08 Nov 2010 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 05 Nov 2010 03 Nov 2010
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 Nov 2010 30 Sep 2010 000-19672
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 02 Nov 2010 333-170286
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 02 Nov 2010 02 Nov 2010 000-19672
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 14 Oct 2010 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Oct 2010 11 Oct 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 12 Oct 2010 07 Oct 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Oct 2010 06 Oct 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Oct 2010 06 Oct 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Sep 2010 15 Sep 2010
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K/A 15 Sep 2010 12 May 2010 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Sep 2010 09 Sep 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 19 Aug 2010 17 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 11 Aug 2010
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Aug 2010 06 Aug 2010 000-19672
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q AMERICAN SUPERCONDUCTOR CORPORATION 05 Aug 2010 30 Jun 2010 000-19672
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 29 Jul 2010 29 Jul 2010 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 27 Jul 2010 23 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jul 2010 12 Jul 2010
ARS Open ARS document View SEC filing for ARS AUTO-GENERATED PAPER DOCUMENT 24 Jun 2010 31 Mar 2010 000-19672
DEFA14A Open DEFA14A document View SEC filing for DEFA14A SC DEFA14A 22 Jun 2010 000-19672
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMERICAN SUPERCONDUCTOR CORPORATION 22 Jun 2010 06 Aug 2010 000-19672
10-K Open 10-K document View SEC filing for 10-K AMERICAN SUPERCONDUCTOR CORPORATION 27 May 2010 31 Mar 2010 000-19672
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 27 May 2010 25 May 2010
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 May 2010 12 May 2010 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 13 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 May 2010 12 May 2010
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 14 May 2010 12 May 2010 000-19672
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 13 May 2010 12 May 2010
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 13 May 2010 13 May 2010 000-19672
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 09 Apr 2010 31 Mar 2010
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 09 Apr 2010 31 Mar 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 05 Apr 2010 01 Apr 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 23 Mar 2010 19 Mar 2010
3/A Open 3/A document View SEC filing for 3/A MAIN DOCUMENT DESCRIPTION 22 Mar 2010 25 Feb 2010
4/A Open 4/A document View SEC filing for 4/A MAIN DOCUMENT DESCRIPTION 22 Mar 2010 16 Mar 2010
4 Open 4 document View SEC filing for 4 MAIN DOCUMENT DESCRIPTION 18 Mar 2010 16 Mar 2010
3/A Open 3/A document View SEC filing for 3/A FORM 3/A SUBMISSION 18 Mar 2010 05 Aug 2009
3 Open 3 document View SEC filing for 3 MAIN DOCUMENT DESCRIPTION 08 Mar 2010 25 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 08 Mar 2010 005-41994
SC 13G Open SC 13G document View SEC filing for SC 13G DOC ONE 16 Feb 2010 005-41994
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 08 Feb 2010 04 Feb 2010 000-19672
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2010 08 Feb 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2010 05 Feb 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2010 05 Feb 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2010 05 Feb 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2010 04 Feb 2010
10-Q Open 10-Q document View SEC filing for 10-Q AMERICAN SUPERCONDUCTOR CORPORATION 03 Feb 2010 31 Dec 2009 000-19672
8-K Open 8-K document View SEC filing for 8-K LIVE FILING 02 Feb 2010 02 Feb 2010 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 29 Jan 2010 005-41994
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 12 Jan 2010 000-19672
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Jan 2010 005-41994
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2010 05 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2010 30 Dec 2009

About this filer

AMERICAN SUPERCONDUCTOR CORP /DE/ files with the SEC under CIK 0000880807. This page aggregates EDGAR filings and related ownership activity.

Industry: Motors & Generators.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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