Free Trial
→ Trump’s betrayal exposed (From Porter & Company) (Ad) Buy AMSC Stock  Free AMSC Stock Alerts

American Superconductor (AMSC) Institutional Ownership

American Superconductor logo
$18.40 +0.26 (+1.43%)
Closing price 04:00 PM Eastern
Extended Trading
$18.35 -0.05 (-0.27%)
As of 04:40 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

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

Current
Institutional Ownership
Percentage
52.28%
Number of
Institutional Buyers
(last 12 months)
104
Total
Institutional Inflows
(last 12 months)
$200.24M
Number of
Institutional Sellers
(last 12 months)
46
Total
Institutional Outflows
(last 12 months)
$120.93M
Get AMSC Insider Trade Alerts

Want to know when executives and insiders are buying or selling American Superconductor stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

AMSC Institutional Buying and Selling by Quarter

Remove Ads

American Superconductor Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
3/24/2025Wellington Management Group LLP461,230$11.36M0.0%N/A1.169%
3/18/2025California State Teachers Retirement System35,559$876K0.0%+2.0%0.090%
2/25/2025Heck Capital Advisors LLC11,312$279K0.0%N/A0.029%
2/18/2025Palisades Investment Partners LLC142,415$3.51M1.5%+9.5%0.361%
2/18/2025AWM Investment Company Inc.1,513,478$37.28M4.5%-12.0%3.835%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC73,274$1.81M0.0%+21.5%0.186%
2/17/2025Two Sigma Investments LP18,222$449K0.0%-3.3%0.046%
2/17/2025Main Management ETF Advisors LLC31,328$772K0.0%-8.2%0.079%
2/17/2025Man Group plc12,051$297K0.0%-64.8%0.031%
2/17/2025Nuveen Asset Management LLC878,624$21.64M0.0%-14.7%2.227%
2/17/2025Millennium Management LLC23,065$568K0.0%-91.2%0.058%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.22,306$549K0.0%+18.6%0.057%
2/17/2025Gen Wealth Partners Inc2,355$58K0.0%N/A0.006%
2/17/2025Deutsche Bank AG32,913$811K0.0%+43.8%0.083%
2/17/2025Driehaus Capital Management LLC942,698$23.22M0.2%+18.0%2.389%
2/17/2025Bridgeway Capital Management LLC26,791$660K0.0%-73.1%0.068%
2/17/2025Bosun Asset Management LLC54,239$1.34M0.6%+8.9%0.137%
2/17/2025Baird Financial Group Inc.67,945$1.67M0.0%N/A0.172%
2/17/2025Balyasny Asset Management L.P.238,992$5.89M0.0%N/A0.606%
2/17/2025BNP Paribas Financial Markets12,339$304K0.0%-45.6%0.031%
2/17/2025Ameriprise Financial Inc.69,281$1.71M0.0%-11.7%0.176%
2/17/2025Algert Global LLC62,558$1.54M0.0%N/A0.159%
2/17/2025ArrowMark Colorado Holdings LLC146,432$3.61M0.0%-28.7%0.371%
2/14/2025Itau Unibanco Holding S.A.12,447$314K0.0%N/A0.032%
2/14/2025AQR Capital Management LLC256,230$6.31M0.0%+143.5%0.649%
2/14/2025Emerald Mutual Fund Advisers Trust8,277$204K0.0%N/A0.021%
2/14/2025Northern Trust Corp327,805$8.07M0.0%+8.9%0.831%
2/14/2025KP Management LLC95,000$2.34M0.7%N/A0.241%
2/14/2025Voya Investment Management LLC10,605$261K0.0%-5.0%0.027%
2/14/2025Hood River Capital Management LLC1,236,146$30.45M0.4%-13.7%3.133%
2/14/2025Price T Rowe Associates Inc. MD22,600$557K0.0%+10.4%0.057%
2/14/2025Hsbc Holdings PLC17,379$429K0.0%+20.3%0.044%
2/14/2025Stifel Financial Corp16,073$396K0.0%N/A0.041%
2/14/2025Tower Research Capital LLC TRC 4,039$99K0.0%-62.3%0.010%
2/14/2025MetLife Investment Management LLC21,201$522K0.0%+7.2%0.054%
2/14/2025Dimensional Fund Advisors LP654,299$16.12M0.0%+7.6%1.658%
2/14/2025First Trust Advisors LP335,053$8.25M0.0%+15.0%0.849%
2/13/2025Canada Pension Plan Investment Board2,000$49K0.0%-97.8%0.005%
2/13/2025NewEdge Advisors LLC26,874$662K0.0%+732.3%0.068%
2/13/2025EAM Investors LLC18,967$467K0.1%-85.8%0.048%
Trump Allies Confirm Exec Order 14024 Triggers Dollar Collapse (Ad)

Executive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth, your savings, and your retirement. When the dollar collapses, your savings could disappear overnight. With Trump threatening Russia with more sanctions, Russia is rushing to finalize their BRICS payment system aimed to destroy the U.S dollar.

Go Here to Learn What's Happening and How to Prepare >>
2/13/2025Mariner LLC8,207$202K0.0%N/A0.021%
2/13/2025Barclays PLC65,903$1.62M0.0%+13.0%0.167%
2/13/2025Andrew Hill Investment Advisors Inc.114,971$2.83M2.1%-38.7%0.291%
2/13/2025Capital Fund Management S.A.48,622$1.20M0.0%-37.4%0.123%
2/13/2025Scotia Capital Inc.9,395$231K0.0%-6.0%0.024%
2/13/2025Advisory Services Network LLC16,560$408K0.0%+24.9%0.042%
2/13/2025Legal & General Group Plc347,549$8.56M0.0%+1.8%0.881%
2/13/2025Invesco Ltd.197,783$4.87M0.0%-63.3%0.501%
2/13/2025Wells Fargo & Company MN34,267$844K0.0%+68.2%0.087%
2/12/2025Geode Capital Management LLC856,455$21.10M0.0%+1.1%2.170%
2/12/2025Tradewinds LLC.7,131$176K0.0%N/A0.018%
2/12/2025National Bank of Canada FI7,434$183K0.0%+25.0%0.019%
2/12/2025Wellington Management Group LLP461,230$11.36M0.0%N/A1.169%
2/12/2025Arrowstreet Capital Limited Partnership296,792$7.31M0.0%N/A0.752%
2/12/2025JPMorgan Chase & Co.50,012$1.23M0.0%+7.1%0.127%
2/12/2025Mitsubishi UFJ Asset Management Co. Ltd.9,504$234K0.0%-57.6%0.024%
2/11/2025Corebridge Financial Inc.17,378$428K0.0%-7.0%0.044%
2/11/2025Emerald Advisers LLC28,119$693K0.0%N/A0.071%
2/11/2025Vanguard Group Inc.2,222,935$54.75M0.0%-8.4%5.633%
2/11/2025LPL Financial LLC58,534$1.44M0.0%+332.0%0.148%
2/11/2025KLP Kapitalforvaltning AS6,900$170K0.0%N/A0.017%
2/11/2025Hillsdale Investment Management Inc.183,800$4.53M0.2%+0.6%0.466%
2/11/2025Sei Investments Co.52,106$1.28M0.0%-17.3%0.132%
2/11/2025American Century Companies Inc.13,008$320K0.0%N/A0.033%
2/11/2025Summit Global Investments20,049$494K0.0%N/A0.051%
2/11/2025Intech Investment Management LLC14,408$355K0.0%N/A0.037%
2/10/2025Royce & Associates LP838,932$20.66M0.2%-12.2%2.126%
2/10/2025Commonwealth Equity Services LLC11,855$292K0.0%N/A0.030%
2/10/2025Swiss National Bank75,300$1.86M0.0%+4.3%0.191%
2/10/2025Connor Clark & Lunn Investment Management Ltd.277,250$6.83M0.0%-35.0%0.703%
2/7/2025Essex Investment Management Co. LLC429,876$10.59M1.9%-7.5%1.090%
2/7/2025Amundi52,911$1.44M0.0%N/A0.134%
2/7/2025Dorsey & Whitney Trust CO LLC45,300$1.12M0.1%N/A0.115%
2/7/2025PNC Financial Services Group Inc.2,982$73K0.0%+8,670.6%0.008%
2/6/2025Raymond James Financial Inc.413,646$10.19M0.0%N/A1.048%
2/6/2025Arizona State Retirement System11,092$273K0.0%+4.1%0.028%
2/6/2025Charles Schwab Investment Management Inc.317,869$7.83M0.0%+4.4%0.806%
2/6/2025SBI Securities Co. Ltd.2,645$65K0.0%N/A0.007%
2/6/2025Jones Financial Companies Lllp2,958$73K0.0%+1,083.2%0.007%
2/4/2025Los Angeles Capital Management LLC38,372$945K0.0%+86.6%0.097%
2/4/2025Bank of New York Mellon Corp108,609$2.68M0.0%+8.7%0.275%
2/3/2025Hussman Strategic Advisors Inc.63,000$1.55M0.5%-40.0%0.160%
2/3/2025Ieq Capital LLC22,835$562K0.0%N/A0.058%
2/3/2025Private Advisor Group LLC10,737$264K0.0%N/A0.027%
1/31/2025New York State Common Retirement Fund66,536$1.64M0.0%+3.8%0.169%
1/31/2025Rice Hall James & Associates LLC83,130$2.05M0.1%-43.5%0.211%
1/31/2025Atria Wealth Solutions Inc.12,475$307K0.0%+4.2%0.032%
1/31/2025Truist Financial Corp10,200$251K0.0%N/A0.026%
1/31/2025Baillie Gifford & Co.1,649,790$40.63M0.0%-21.7%4.182%
1/30/2025Nkcfo LLC47,000$1.16M0.5%N/A0.119%
Elon Set to Shock the World by May 1st ? (Ad)

Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believes will be Elon’s greatest invention ever… Yes, even bigger than Tesla or SpaceX.

Click here now because after May 1st, it could be too late.
1/30/2025Quantum Private Wealth LLC11,423$281K0.1%N/A0.029%
1/30/2025Rhumbline Advisers51,119$1.26M0.0%+1.2%0.130%
1/29/2025Legato Capital Management LLC54,276$1.34M0.2%-51.5%0.138%
1/29/2025Allspring Global Investments Holdings LLC377,375$9.30M0.0%-13.1%0.957%
1/24/2025Spire Wealth Management17,517$431K0.0%+17.7%0.044%
1/23/2025Heck Capital Advisors LLC11,312$279K0.0%N/A0.029%
1/22/2025KBC Group NV101,175$2.49M0.0%N/A0.256%
1/22/2025PFG Investments LLC11,350$280K0.0%N/A0.029%
1/15/2025Merit Financial Group LLC51,942$1.28M0.0%-2.9%0.132%
1/14/2025Campbell Newman Asset Management Inc.60,205$1.48M0.1%N/A0.153%
(Data available from 1/1/2016 forward)

Remove Ads

AMSC Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AMSC shares?

During the previous two years, 145 institutional investors and hedge funds held shares of American Superconductor. The most heavily invested institutionals were Vanguard Group Inc. ($54.75M), Baillie Gifford & Co. ($40.63M), AWM Investment Company Inc. ($37.28M), Hood River Capital Management LLC ($30.45M), Driehaus Capital Management LLC ($23.22M), Nuveen Asset Management LLC ($21.64M), and State Street Corp ($21.39M).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 127 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), Essex Investment Management Co. LLC ($700.83K), Allspring Global Investments Holdings LLC ($434.15K), and AWM Investment Company Inc. ($433.02K).

How much institutional buying is happening at American Superconductor?

Institutional investors have bought a total of 12,648,117 shares in the last 24 months. This purchase volume represents approximately $223.00M in transactions.

Which American Superconductor major shareholders have been selling company stock?

Of the 55 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: Assenagon Asset Management S.A. ($977.46K), AWM Investment Company Inc. ($887.63K), Baillie Gifford & Co. ($876.76K), Millennium Management LLC ($363.95K), Invesco Ltd. ($340.62K), Connor Clark & Lunn Investment Management Ltd. ($264.81K), and Essex Investment Management Co. LLC ($264.66K).

How much institutional selling is happening at American Superconductor?

Institutional investors have sold a total of 6,487,074 shares in the last 24 months. This volume of shares sold represents approximately $131.96M in transactions.


Related Companies

This page (NASDAQ:AMSC) was last updated on 4/1/2025 by MarketBeat.com Staff
From Our Partners
A market crash is coming—here’s when
The stock market cycle I've used to identify the most likely day of the next market crash is the exact same in...
Chaikin Analytics | Sponsored
Trump Allies Confirm Exec Order 14024 Triggers Dollar Collapse
Executive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth,...
Priority Gold | Sponsored
Elon Musk Confirms: Tesla’s Optimus is Replacing Workers… and Heading to Mars
Musk confirmed that SpaceX's Starship will carry Optimus to Mars in 2026 as part of an autonomous mission to h...
InvestorPlace | Sponsored
Retirement Nightmare? It’s Already Happening.
The market is on edge. Every day, another company slashes its dividend, leaving investors scrambling. Intel...
Investors Alley | Sponsored
New “Trump” currency proposed in DC
A former U.S. Presidential Advisor has come forward with a stern warning to investors: “Get out of tech, no...
Paradigm Press | Sponsored
10X Bigger than AI, quantum, EVs, crypto, and robotics combined?
World Economic Forum: "Arguably the Most Exciting Human Discovery Since Fire" Sam Altman, Bill Gates, and M...
Stansberry Research | Sponsored
Is Fort Knox Hiding Less Gold Than We Think? Find Out What That Means for You
With gold prices recently soaring to record highs over $3,000 an ounce, and central banks rushing to accumulat...
The Oxford Club | Sponsored
Live Footage From Elon Musk’s “Area 51”
What’s happening inside this nondescript building in South Memphis is so incredible… That Elon’s competitor...
Brownstone Research | Sponsored