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American Superconductor (AMSC) Institutional Ownership

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$24.68 -0.08 (-0.32%)
As of 05/20/2025 04:00 PM Eastern

Institutional Ownership Changes (13F Filings) for American Superconductor (NASDAQ:AMSC)

Current
Institutional Ownership
Percentage
52.28%
Number of
Institutional Buyers
(last 12 months)
119
Total
Institutional Inflows
(last 12 months)
$207.44M
Number of
Institutional Sellers
(last 12 months)
58
Total
Institutional Outflows
(last 12 months)
$135.91M
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AMSC Institutional Buying and Selling by Quarter

American Superconductor Major Shareholders & Ownership History

Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/16/2025 Goldman Sachs Group Inc.481,961$8.74M0.0%+54.6%1.221%
5/16/2025 Jones Financial Companies Lllp99,994$1.81M0.0%+3,280.5%0.253%
5/16/2025 NewEdge Advisors LLC18,833$342K0.0%-29.9%0.048%
5/16/2025 Millennium Management LLC225,682$4.09M0.0%+878.5%0.572%
5/16/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.25,295$459K0.0%+13.4%0.064%
5/16/2025 Bosun Asset Management LLC42,510$771K0.3%-21.6%0.108%
5/16/2025 AQR Capital Management LLC211,164$3.83M0.0%-17.6%0.535%
5/16/2025 AWM Investment Company Inc.1,558,478$28.27M3.9%+3.0%3.950%
5/16/2025 Amundi49,764$830K0.0%-5.9%0.126%
5/15/2025 Atreides Management LP824,040$14.95M0.5%N/A2.088%
5/15/2025 Cubist Systematic Strategies LLC109,285$1.98M0.0%N/A0.277%
5/15/2025 Royal Bank of Canada26,190$475K0.0%+27.5%0.066%
5/15/2025 Baird Financial Group Inc.85,766$1.56M0.0%+26.2%0.217%
5/15/2025 Panagora Asset Management Inc.145,314$2.64M0.0%+97.4%0.368%
5/15/2025 Driehaus Capital Management LLC839,843$15.24M0.1%-10.9%2.128%
5/15/2025 Trexquant Investment LP242,369$4.40M0.1%N/A0.614%
5/14/2025 Truvestments Capital LLC11,176$203K0.0%N/A0.028%
5/14/2025 Ieq Capital LLC13,006$236K0.0%-43.0%0.033%
5/14/2025 Hsbc Holdings PLC25,430$458K0.0%+46.3%0.064%
5/14/2025 Wellington Management Group LLP289,173$5.25M0.0%-37.3%0.733%
5/13/2025 Algert Global LLC95,658$1.74M0.0%+52.9%0.242%
5/13/2025 Fox Run Management L.L.C.28,719$521K0.1%N/A0.073%
5/13/2025 Sei Investments Co.53,070$963K0.0%+1.9%0.134%
5/12/2025 Nuveen LLC778,566$14.12M0.0%N/A1.973%
5/12/2025 Invesco Ltd.243,523$4.42M0.0%+23.1%0.617%
5/12/2025 Connor Clark & Lunn Investment Management Ltd.108,571$1.97M0.0%-60.8%0.275%
5/12/2025 National Bank of Canada FI9,506$172K0.0%+27.9%0.024%
5/12/2025 Swiss National Bank72,600$1.32M0.0%-3.6%0.184%
5/9/2025 Deutsche Bank AG29,835$541K0.0%-9.4%0.076%
5/9/2025 Charles Schwab Investment Management Inc.309,681$5.62M0.0%-2.6%0.785%
5/9/2025 Vanguard Group Inc.2,287,585$41.50M0.0%+2.9%5.797%
5/8/2025 XTX Topco Ltd16,269$295K0.0%N/A0.041%
5/8/2025 GSA Capital Partners LLP31,006$562K0.1%-10.5%0.079%
5/7/2025 Essex Investment Management Co. LLC372,221$6.75M1.4%-13.4%0.943%
5/7/2025 Zurcher Kantonalbank Zurich Cantonalbank 14,916$271K0.0%+22.3%0.038%
5/7/2025 Baillie Gifford & Co.1,518,890$27.55M0.0%-7.9%3.849%
5/6/2025 Royce & Associates LP867,342$15.73M0.2%+3.4%2.198%
5/6/2025 Journey Strategic Wealth LLC17,542$318K0.0%N/A0.044%
5/6/2025 Legato Capital Management LLC44,363$805K0.1%-18.3%0.112%
5/5/2025 Kestra Private Wealth Services LLC10,331$187K0.0%N/A0.026%
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5/5/2025 Hussman Strategic Advisors Inc.21,000$381K0.1%-66.7%0.053%
5/2/2025 Acas LLC10,165$184K0.1%N/A0.026%
5/1/2025 CWM LLC7,915$144K0.0%+49.5%0.020%
5/1/2025 Emerald Advisers LLC38,719$702K0.0%+37.7%0.098%
5/1/2025 Emerald Mutual Fund Advisers Trust12,597$229K0.0%+52.2%0.032%
4/30/2025 Alps Advisors Inc.59,464$1.08M0.0%+2.0%0.151%
4/30/2025 Palisades Investment Partners LLC144,604$2.62M1.3%+1.5%0.366%
4/29/2025 Bank of New York Mellon Corp107,946$1.96M0.0%-0.6%0.274%
4/24/2025 Allspring Global Investments Holdings LLC341,030$6.28M0.0%-9.6%0.864%
4/23/2025 Oppenheimer & Co. Inc.10,000$181K0.0%-20.0%0.025%
4/22/2025 Cambridge Investment Research Advisors Inc.37,723$684K0.0%+12.7%0.096%
4/22/2025 PFG Investments LLC18,900$343K0.0%+66.5%0.048%
4/17/2025 Sowell Financial Services LLC16,459$299K0.0%+9.2%0.042%
4/15/2025 SG Americas Securities LLC15,839$287K0.0%+104.8%0.040%
4/14/2025 Range Financial Group LLC44,925$815K0.4%+6.9%0.114%
4/8/2025 Rhumbline Advisers49,173$892K0.0%-3.8%0.125%
4/8/2025 Andrew Hill Investment Advisors Inc.72,891$1.32M1.3%-36.6%0.185%
4/7/2025 GoalVest Advisory LLC18,900$343K0.1%-5.5%0.048%
4/7/2025 GAMMA Investing LLC8,453$153K0.0%+3,089.8%0.021%
4/4/2025 Capital Market Strategies LLC13,188$239K0.2%N/A0.033%
3/24/2025 Wellington Management Group LLP461,230$11.36M0.0%N/A1.169%
3/18/2025 California State Teachers Retirement System35,559$876K0.0%+2.0%0.090%
2/25/2025 Heck Capital Advisors LLC11,312$279K0.0%N/A0.029%
2/18/2025 Palisades Investment Partners LLC142,415$3.51M1.5%+9.5%0.361%
2/18/2025 AWM Investment Company Inc.1,513,478$37.28M4.5%-12.0%3.835%
2/17/2025 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC73,274$1.81M0.0%+21.5%0.186%
2/17/2025 Two Sigma Investments LP18,222$449K0.0%-3.3%0.046%
2/17/2025 Main Management ETF Advisors LLC31,328$772K0.0%-8.2%0.079%
2/17/2025 Man Group plc12,051$297K0.0%-64.8%0.031%
2/17/2025Nuveen Asset Management LLC878,624$21.64M0.0%-14.7%2.227%
2/17/2025 Millennium Management LLC23,065$568K0.0%-91.2%0.058%
2/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.22,306$549K0.0%+18.6%0.057%
2/17/2025 Gen Wealth Partners Inc2,355$58K0.0%N/A0.006%
2/17/2025 Deutsche Bank AG32,913$811K0.0%+43.8%0.083%
2/17/2025 Driehaus Capital Management LLC942,698$23.22M0.2%+18.0%2.389%
2/17/2025 Bridgeway Capital Management LLC26,791$660K0.0%-73.1%0.068%
2/17/2025 Bosun Asset Management LLC54,239$1.34M0.6%+8.9%0.137%
2/17/2025 Baird Financial Group Inc.67,945$1.67M0.0%N/A0.172%
2/17/2025 Balyasny Asset Management L.P.238,992$5.89M0.0%N/A0.606%
2/17/2025 BNP Paribas Financial Markets12,339$304K0.0%-45.6%0.031%
2/17/2025 Ameriprise Financial Inc.69,281$1.71M0.0%-11.7%0.176%
2/17/2025 Algert Global LLC62,558$1.54M0.0%N/A0.159%
2/17/2025 ArrowMark Colorado Holdings LLC146,432$3.61M0.0%-28.7%0.371%
2/14/2025 Itau Unibanco Holding S.A.12,447$314K0.0%N/A0.032%
2/14/2025 AQR Capital Management LLC256,230$6.31M0.0%+143.5%0.649%
2/14/2025 Emerald Mutual Fund Advisers Trust8,277$204K0.0%N/A0.021%
2/14/2025 Northern Trust Corp327,805$8.07M0.0%+8.9%0.831%
2/14/2025 KP Management LLC95,000$2.34M0.7%N/A0.241%
2/14/2025 Voya Investment Management LLC10,605$261K0.0%-5.0%0.027%
2/14/2025 Hood River Capital Management LLC1,236,146$30.45M0.4%-13.7%3.133%
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2/14/2025 Price T Rowe Associates Inc. MD22,600$557K0.0%+10.4%0.057%
2/14/2025 Hsbc Holdings PLC17,379$429K0.0%+20.3%0.044%
2/14/2025 Stifel Financial Corp16,073$396K0.0%N/A0.041%
2/14/2025 Tower Research Capital LLC TRC4,039$99K0.0%-62.3%0.010%
2/14/2025 MetLife Investment Management LLC21,201$522K0.0%+7.2%0.054%
2/14/2025 Dimensional Fund Advisors LP654,299$16.12M0.0%+7.6%1.658%
2/14/2025 First Trust Advisors LP335,053$8.25M0.0%+15.0%0.849%
2/13/2025 Canada Pension Plan Investment Board2,000$49K0.0%-97.8%0.005%
2/13/2025 NewEdge Advisors LLC26,874$662K0.0%+732.3%0.068%
2/13/2025 EAM Investors LLC18,967$467K0.1%-85.8%0.048%
(Data available from 1/1/2016 forward)

AMSC Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AMSC shares?

During the previous two years, 156 institutional investors and hedge funds held shares of American Superconductor. The most heavily invested institutionals were Vanguard Group Inc. ($41.50M), Hood River Capital Management LLC ($30.45M), AWM Investment Company Inc. ($28.27M), Baillie Gifford & Co. ($27.55M), Nuveen Asset Management LLC ($21.64M), State Street Corp ($21.39M), and Geode Capital Management LLC ($21.10M).Learn more on AMSC's institutional investors.

What percentage of American Superconductor stock is owned by institutional investors?

52.28% of American Superconductor stock is owned by institutional investors. Learn more on AMSC's institutional investor holdings.

Which institutional investors have been buying American Superconductor stock?

Of the 139 institutional investors that purchased American Superconductor stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Hood River Capital Management LLC ($1.74M), Assenagon Asset Management S.A. ($1.08M), Baillie Gifford & Co. ($1.04M), Wellington Management Group LLP ($922.46K), Atreides Management LP ($824.04K), Nuveen LLC ($778.57K), and Essex Investment Management Co. LLC ($700.83K).

How much institutional buying is happening at American Superconductor?

Institutional investors have bought a total of 15,186,948 shares in the last 24 months. This purchase volume represents approximately $274.01M in transactions.

Which American Superconductor major shareholders have been selling company stock?

Of the 66 institutional investors that sold American Superconductor stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Baillie Gifford & Co. ($1.01M), Assenagon Asset Management S.A. ($977.46K), AWM Investment Company Inc. ($887.63K), Connor Clark & Lunn Investment Management Ltd. ($414.34K), Millennium Management LLC ($363.95K), Invesco Ltd. ($340.62K), and Essex Investment Management Co. LLC ($322.31K).

How much institutional selling is happening at American Superconductor?

Institutional investors have sold a total of 7,332,051 shares in the last 24 months. This volume of shares sold represents approximately $147.54M in transactions.



This page (NASDAQ:AMSC) was last updated on 5/21/2025 by MarketBeat.com Staff
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