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NASDAQ: AMSC
American Superconductor Corp Stock Ownership - Who owns American Superconductor?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have American Superconductor Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Arthur H. HouseDirector2025-08-089,703$50.92
$494.08kSell
Arthur H. HouseDirector2025-08-069,703$6.80
$65.98kBuy
Daniel P. McGahnChairman President and CEO2025-08-0427,743$55.11
$1.53MSell
John W. Kosiba Jr.SVP CFO Treasurer2025-08-0434,260$54.34
$1.86MSell
John W. Kosiba Jr.SVP CFO Treasurer2025-08-0415,740$55.13
$867.73kSell
John W. Kosiba Jr.SVP CFO Treasurer2025-08-049,843$55.26
$543.92kSell
Daniel P. McGahnChairman President and CEO2025-08-0473,105$54.26
$3.97MSell
John W. Kosiba Jr.SVP CFO Treasurer2025-06-116,342$28.55
$181.05kSell
John W. Kosiba Jr.SVP CFO Treasurer2025-06-11300$29.08
$8.72kSell
Daniel P. McGahnChairman President and CEO2025-06-1112,315$28.56
$351.69kSell

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Net Insider Buy/Sell (L12M) Ownership

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AMSC Shareholders

What type of owners hold American Superconductor Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Kevin Douglas18.37%8,297,712$446.75MInsider
Michelle Douglas9.43%4,257,258$229.21MInsider
Blackrock Inc7.57%3,420,039$184.13MInstitution
Vanguard Group Inc5.42%2,447,047$131.75MInstitution
Awm Investment Company Inc3.45%1,558,478$83.91MInstitution
Baillie Gifford Co3.22%1,452,679$78.21MInstitution
Daniel P. McGahn2.67%1,205,010$64.88MInsider
Hood River Capital Management LLC2.59%1,168,906$62.93MInstitution
Atreides Management LP2.45%1,104,458$59.46MInstitution
Goldman Sachs Group Inc2.28%1,029,047$55.40MInstitution

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AMSC vs Specialty Industrial Machinery Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AMSC67.65%32.35%Net SellingNet Selling
EPAC93.33%6.67%Net SellingNet Buying
SXI94.69%4.91%Net SellingNet Selling
XMTR85.04%14.96%Net SellingNet Selling
PSIX13.70%86.30%Net SellingNet Selling
View Top Specialty Industrial Machinery Stocks

American Superconductor Stock Ownership FAQ

Who owns American Superconductor?

American Superconductor (NASDAQ: AMSC) is owned by 72.07% institutional shareholders, 34.47% American Superconductor insiders, and 0.00% retail investors. Kevin Douglas is the largest individual American Superconductor shareholder, owning 8.30M shares representing 18.37% of the company. Kevin Douglas's American Superconductor shares are currently valued at $414.06M.

If you're new to stock investing, here's how to buy American Superconductor stock.
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