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American Superconductor Corporation (AMSC)

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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14.01-0.20 (-1.41%)
At close: 04:00PM EDT
13.83 -0.18 (-1.28%)
After hours: 07:50PM EDT
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Major Holders

Currency in USD
Breakdown
4.54%% of Shares Held by All Insider
64.82%% of Shares Held by Institutions
67.90%% of Float Held by Institutions
154Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
AWM Investment Company, Inc.2,661,319Mar 30, 20248.66%37,285,079
Baillie Gifford and Company2,526,550Mar 30, 20248.22%35,396,966
Vanguard Group Inc1,698,934Mar 30, 20245.53%23,802,065
Hood River Capital Management LLC1,618,807Mar 30, 20245.27%22,679,486
Royce & Associates LP1,193,182Mar 30, 20243.88%16,716,480
Driehaus Capital Management, LLC931,979Mar 30, 20243.03%13,057,026
Invesco Ltd.864,227Mar 30, 20242.81%12,107,820
Blackrock Inc.746,266Mar 30, 20242.43%10,455,186
Oberweis Asset Management Inc.634,400Mar 30, 20242.06%8,887,944
Essex Investment Management Co LLC583,924Mar 30, 20241.90%8,180,775

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Roxbury/Hood River Small Cap Growth Fund988,374Apr 29, 20243.22%13,847,119
Vanguard Total Stock Market Index Fund824,756Dec 30, 20232.68%11,554,831
Royce Opportunity Fund435,499Dec 30, 20231.42%6,101,341
Meridian Contrarian Fund431,432Dec 30, 20231.40%6,044,362
Vanguard Extended Market Index Fund431,480Dec 30, 20231.40%6,045,034
Oberweis Micro-Cap Portfolio375,800Dec 30, 20231.22%5,264,958
Invesco ETF Tr-Invesco Wilderhill Clean Energy ETF371,967Mar 30, 20241.21%5,211,257
Invesco ETF Tr II-Invesco DWA Small Cap Momentum ETF269,137Mar 30, 20240.88%3,770,609
Old Westbury Small & Mid Cap Strategies Fund260,741Jan 30, 20240.85%3,652,981
Royce Micro-Cap Fund248,800Dec 30, 20230.81%3,485,688