American Superconductor News

American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-The Vanguard Group(6.33%)

Nov 13 02:38

American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-BlackRock, Inc.(7.1%)

Nov 9 03:26

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR

Nov 7 05:44

American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-The Vanguard Group(6.33%)

Nov 5 00:04

American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-BlackRock, Inc.(7.1%)

Oct 23 06:09

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer McGahn Daniel P

Oct 2 04:41

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR

Oct 1 05:13

American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-AWM Investment Company, Inc.(4.6%)

Aug 10 04:35

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer McGahn Daniel P

Jun 12 21:11

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR

Jun 12 21:11

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer McGahn Daniel P

May 24 04:38

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR

May 24 04:38

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Director Dambier Laura A.

Apr 5 05:27

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Director House Arthur H

Apr 5 05:27

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Director Klein Margaret D.

Apr 5 05:26

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Director Littlefield Barbara G.

Apr 5 05:26

American Superconductor | 4: Statement of changes in beneficial ownership of securities-Director OLIVER DAVID R JR

Apr 5 05:22

American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-AWM Investment Company, Inc.(7.3%)

Feb 15 04:13

American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Royce & Associates, LP 52-2343049(4.11%)

Jan 31 02:33

American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Baillie Gifford & Co (Scottish partnership)(6.88%)

Jan 30 20:17