AMERICAN SUPERCONDUCTOR CORP /DE/ — 3 Filings
22 3 filings on record
This page lists all 3 filings submitted to the SEC by AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), sorted by most recent first. Each row links to the full filing on EdgarLookup. AMERICAN SUPERCONDUCTOR CORP /DE/ has filed 22 3 documents with the SEC since 2007. To view all SEC filings by AMERICAN SUPERCONDUCTOR CORP /DE/, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B1
424B2
424B3
424B4
424B5
424B7
5
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
POSASR
PRE 14A
S-1
S-3
S-3/A
S-3ASR
S-3MEF
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 3 | 3 | 0000950170-25-079129 | May 29, 2025 | May 27, 2025 |
| 3 | FORM 3 SUBMISSION | 0001209191-22-036416 | Jun 13, 2022 | Jun 10, 2022 |
| 3 | FORM 3 SUBMISSION | 0001209191-22-036413 | Jun 13, 2022 | Jun 10, 2022 |
| 3 | FORM 3 SUBMISSION | 0001209191-19-033246 | May 29, 2019 | May 21, 2019 |
| 3 | FORM 3 SUBMISSION | 0001209191-17-026593 | Apr 11, 2017 | Apr 3, 2017 |
| 3 | FORM 3 SUBMISSION | 0001209191-16-142495 | Sep 22, 2016 | Sep 15, 2016 |
| 3 | FORM 3 SUBMISSION | 0001209191-12-027360 | May 10, 2012 | May 9, 2012 |
| 3 | FORM 3 SUBMISSION | 0001209191-11-018062 | Mar 15, 2011 | Mar 11, 2011 |
| 3 | MAIN DOCUMENT DESCRIPTION | 0001209191-10-061922 | Dec 21, 2010 | Nov 4, 2010 |
| 3 | FORM 3 SUBMISSION | 0001209191-10-027588 | May 13, 2010 | May 12, 2010 |
| 3 | MAIN DOCUMENT DESCRIPTION | 0001209191-10-015337 | Mar 8, 2010 | Feb 25, 2010 |
| 3 | — | 0001181431-09-039129 | Aug 12, 2009 | Aug 5, 2009 |
| 3 | — | 0001181431-08-031722 | May 15, 2008 | May 14, 2008 |
| 3 | — | 0001181431-08-006656 | Jan 31, 2008 | Jan 24, 2008 |
| 3 | — | 0001181431-07-045167 | Jul 11, 2007 | Jul 9, 2007 |
| 3 | — | 0001181431-06-067487 | Dec 5, 2006 | Dec 1, 2006 |
| 3 | — | 0001181431-06-054248 | Sep 22, 2006 | Sep 19, 2006 |
| 3 | — | 0001181431-06-029910 | May 12, 2006 | May 4, 2006 |
| 3 | FORM 3 - CHARLES W. STANKIEWICZ | 0001181431-06-016132 | Mar 3, 2006 | Mar 1, 2006 |
| 3 | FORM 3 - TERRY M. WINTER | 0001181431-05-042794 | Jul 29, 2005 | Jul 27, 2005 |
| 3 | FORM 3 - VIKRAM S. BUDHRAJA | 0001181431-04-016909 | Mar 22, 2004 | Mar 18, 2004 |
| 3 | FORM 3 - STUART KARON | 0001181431-04-005369 | Jan 30, 2004 | Jan 29, 2004 |