AMERICAN SUPERCONDUCTOR CORP /DE/ — PRE 14A Filings
6 PRE 14A filings on record
This page lists all PRE 14A 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 6 PRE 14A 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 |
|---|---|---|---|---|
| PRE 14A | PRE 14A | 0001193125-24-158370 | Jun 10, 2024 | Aug 2, 2024 |
| PRE 14A | PRE 14A | 0001193125-15-016279 | Jan 21, 2015 | Mar 18, 2015 |
| PRE 14A | PRELIMINARY PROXY STATEMENT | 0001193125-12-270840 | Jun 14, 2012 | Jul 27, 2012 |
| PRE 14A | PRE 14A | 0000950123-11-091817 | Oct 25, 2011 | Dec 8, 2011 |
| PRE 14A | PRELIMINARY PROXY STATEMENT | 0001193125-04-100240 | Jun 8, 2004 | Jul 29, 2004 |
| PRE 14A | AMERICAN SUPERCONDUCTOR CORPORATION | 0000950135-98-003748 | Jun 10, 1998 | Jul 29, 1998 |