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US Stock MarketDetailed Quotes
AMSC American Superconductor
- 19.840
- -0.230-1.15%
Close Mar 21 16:00 ET
- 19.860
- +0.020+0.10%
Post 20:01 ET
782.88MMarket Cap220.44P/E (TTM)
20.000High19.100Low876.26KVolume19.610Open20.070Pre Close17.45MTurnover2.32%Turnover RatioLossP/E (Static)39.46MShares38.02052wk High4.06P/B748.40MFloat Cap11.36052wk Low--Dividend TTM37.72MShs Float751.250Historical High--Div YieldTTM4.48%Amplitude2.890Historical Low19.910Avg Price1Lot Size
American Superconductor News
American Superconductor | SCHEDULE 13G/A: Others
American Superconductor | SCHEDULE 13G/A: Others
American Superconductor | 8-K: AMSC Reports Third Quarter Fiscal Year 2024 Financial Results and Provides Business Outlook
American Superconductor | 10-Q: Q3 2025 Earnings Report
American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-The Vanguard Group(6.33%)
American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-BlackRock, Inc.(7.1%)
American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR
American Superconductor | 144: Notice of proposed sale of securities pursuant to Rule 144
American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-The Vanguard Group(6.33%)
American Superconductor | SCHEDULE 13G/A: Others
American Superconductor | 8-K: AMSC Reports Second Quarter Fiscal Year 2024 Financial Results and Provides Business Outlook
American Superconductor | 10-Q: Q2 2025 Earnings Report
American Superconductor | SC 13G: Statement of acquisition of beneficial ownership by individuals-BlackRock, Inc.(7.1%)
American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer McGahn Daniel P
American Superconductor | 4: Statement of changes in beneficial ownership of securities-Officer Kosiba John W JR
American Superconductor | S-8: Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
American Superconductor | 8-K: Current report
American Superconductor | 424B7: Prospectus
American Superconductor | S-3ASR: Automatic shelf registration statement of securities of well-known seasoned issuers
American Superconductor | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-AWM Investment Company, Inc.(4.6%)
