NASDAQ:AMSC - American Superconductor SEC Filings & 10K Form

$8.94
-0.45 (-4.79 %)
(As of 07/22/2019 07:43 AM ET)
Today's Range
$8.88
Now: $8.94
$9.43
50-Day Range
$8.26
MA: $9.07
$10.31
52-Week Range
$4.85
Now: $8.94
$16.44
Volume185,849 shs
Average Volume383,920 shs
Market Capitalization$193.19 million
P/E RatioN/A
Dividend YieldN/A
Beta0.94

SEC Filings

American Superconductor (NASDAQ:AMSC) SEC Filings

DateFilerForm TypeView
07/02/2019
4:27 PM
American Superconductor (Issuer)
McGahn Daniel P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
06/20/2019
3:33 PM
American Superconductor (Filer)
Form DEFA14A
View Filing
06/20/2019
3:31 PM
American Superconductor (Filer)
Form DEF 14A
View Filing
06/05/2019
3:14 PM
American Superconductor (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
View Filing
06/05/2019
3:11 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
05/30/2019
3:15 PM
American Superconductor (Filer)
Form SD
Specialized Disclosure Report  
View Filing
05/30/2019
9:21 AM
American Superconductor (Filer)
Form CT ORDER
View Filing
05/29/2019
4:35 PM
American Superconductor (Issuer)
Littlefield Barbara G. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
05/29/2019
4:08 PM
American Superconductor (Issuer)
Littlefield Barbara G. (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
View Filing
05/24/2019
3:27 PM
American Superconductor (Issuer)
WOOD JOHN W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
05/14/2019
3:41 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/04/2019
4:00 PM
American Superconductor (Issuer)
BUDHRAJA VIKRAM S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/04/2019
3:59 PM
American Superconductor (Issuer)
House Arthur H (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/04/2019
3:58 PM
American Superconductor (Issuer)
WOOD JOHN W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/04/2019
3:54 PM
American Superconductor (Issuer)
OLIVER DAVID R JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
02/13/2019
3:40 PM
American Superconductor (Subject)
SATTERFIELD THOMAS A JR (Filed by)
Form SC 13G/A
View Filing
02/13/2019
12:42 PM
American Superconductor (Subject)
AWM Investment Company, Inc. (Filed by)
Form SC 13G/A
View Filing
02/13/2019
12:09 PM
American Superconductor (Filer)
Form CT ORDER
View Filing
02/08/2019
3:33 PM
American Superconductor (Subject)
HIRSCHMAN ORIN (Filed by)
Form SC 13G/A
View Filing
02/08/2019
10:52 AM
American Superconductor (Subject)
HIRSCHMAN ORIN (Filed by)
Form SC 13G
View Filing
02/05/2019
3:24 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
01/02/2019
3:52 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
12/11/2018
3:53 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
11/13/2018
4:05 PM
American Superconductor (Issuer)
McGahn Daniel P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
11/06/2018
3:13 PM
American Superconductor (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
View Filing
11/06/2018
3:07 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
11/05/2018
4:52 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
10/31/2018
4:10 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
10/05/2018
1:21 PM
American Superconductor (Subject)
HIRSCHMAN ORIN (Filed by)
Form SC 13G
View Filing
08/10/2018
9:11 AM
American Superconductor (Filer)
Form CT ORDER
View Filing
08/06/2018
4:10 PM
American Superconductor (Issuer)
McGahn Daniel P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
08/06/2018
4:06 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
08/01/2018
3:13 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
07/31/2018
3:11 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
07/31/2018
2:11 PM
American Superconductor (Issuer)
McGahn Daniel P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
07/30/2018
3:59 PM
American Superconductor (Issuer)
LENEHAN PAMELA F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
07/09/2018
3:30 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
07/02/2018
4:22 PM
American Superconductor (Issuer)
McGahn Daniel P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
06/15/2018
2:33 PM
American Superconductor (Filer)
Form DEFA14A
View Filing
06/15/2018
2:30 PM
American Superconductor (Filer)
Form DEF 14A
View Filing
06/14/2018
3:17 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
06/07/2018
3:58 PM
American Superconductor (Filer)
Form 10-K/A
View Filing
06/06/2018
3:13 PM
American Superconductor (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
View Filing
06/06/2018
3:08 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
05/25/2018
1:43 PM
American Superconductor (Filer)
Form SD
Specialized Disclosure Report  
View Filing
05/15/2018
1:19 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/10/2018
3:29 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
04/06/2018
1:32 PM
American Superconductor (Issuer)
OLIVER DAVID R JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/06/2018
1:29 PM
American Superconductor (Issuer)
LENEHAN PAMELA F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/06/2018
1:28 PM
American Superconductor (Issuer)
BUDHRAJA VIKRAM S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/06/2018
1:27 PM
American Superconductor (Issuer)
House Arthur H (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
04/06/2018
1:23 PM
American Superconductor (Issuer)
WOOD JOHN W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
03/08/2018
5:02 AM
American Superconductor (Subject)
SATTERFIELD THOMAS A JR (Filed by)
Form SC 13G
View Filing
02/15/2018
11:15 PM
American Superconductor (Filer)
Form EFFECT
View Filing
02/13/2018
3:03 PM
American Superconductor (Subject)
AWM Investment Company, Inc. (Filed by)
Form SC 13G
View Filing
02/09/2018
3:51 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4/A
View Filing
02/09/2018
12:36 PM
American Superconductor (Issuer)
Kosiba John W JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
View Filing
02/05/2018
4:05 PM
American Superconductor (Filer)
Form S-3
Registration statement under Securities Act of 1933  
View Filing
02/05/2018
3:08 PM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
02/01/2018
10:25 AM
American Superconductor (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
View Filing
01/26/2018
8:53 AM
American Superconductor (Subject)
ARDSLEY ADVISORY PARTNERS (Filed by)
Form SC 13G/A
View Filing
This page was last updated on 7/22/2019 by MarketBeat.com Staff

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