AMSC

American Superconductor Corporation

AMSC.US amsc.com + Research + Basket
CIK 0000880807
Employees 1,195
Phone 978 842 3000
Fiscal year end March
IPO Dec 11, 1991
Address 114 East Main Street, Ayer, MA, United States, 01432
28.19
+0.56 (+2.03%)
USD · NASDAQ
52-week range
24.08
62.63
Trading at 11% of the 52-week range
Market Cap
1.34B
P/E Ratio
9.30
Forward P/E
29.59
Book Value
11.82
Div. Yield
N/A
% Institutions
74.94%
% Insiders
3.45%

1 Year

-51.3%

3 Year

+353.2%

10 Year

+339.8%
Description

American Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates through two segments: Grid and Wind segments. The Grid segment offers products and services that enable electric utilities, industrial facilities, and traditional and renewable energy project developers to connect, transmit, and distribute power under the Gridtec Solutions brand. It provides transmission planning services, which identify power grid congestion, poor power quality, and other risks; grid interconnection solutions for wind farms and solar power plants, power quality systems, and transmission and distribution cable systems; D-VAR systems used for controlling power flow and voltage in the AC transmission system; actiVAR system, a fast-switching medium-voltage reactive compensation solution; armorVAR system installed for reactive compensation, power factor correction, loss reduction, utility bill savings, and mitigation of common power quality concerns related to power converter-based generation and load devices; D-VAR volt var optimization (VVO) that serves the distribution power grid market. This segment also offers ship protection systems, which reduce a vessel's magnetic signature; power management, power generation systems, and propulsion motors and power generators; and transformers and rectifiers; and REG systems used in a ring or loop configuration to interconnect nearby urban substations. The Wind segment designs wind turbine systems and licenses these designs to third parties under the Windtec Solutions brand. It also supplies power electronics and software-based control systems, engineered designs, and support services; and provides customer support services to wind turbine manufacturers. This segment's design portfolio comprises a range of drivetrains and power ratings of 2 megawatts and higher. The company was incorporated in 1987 and is headquartered in Ayer, Massachusetts.

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People

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Directors & Officers

Name Title Year Born
Mr. Daniel Patrick McGahn Chairman, President & CEO 1971
Mr. John W. Kosiba Jr. CFO, Senior VP & Treasurer 1973
Nicol Golez Director of Communications NA
Mr. John R. Samia Secretary NA

Insider Trading

Open insider trading
Date Insider Name Title Transaction Type Shares Price Value SEC
Feb 24, 2026 David R Oliver Jr N/A Sale 200.00 $34.10 $6.82K SEC
Aug 08, 2025 Arthur H House N/A Sale 9.70K $50.92 $494.08K SEC
Aug 04, 2025 Daniel P Mcgahn N/A Sale 100.85K $54.49 $5.50M SEC
Jun 06, 2025 Daniel P Mcgahn N/A Sale 7.69K $31.82 $244.66K SEC
Jun 06, 2025 John W Kosiba Jr N/A Sale 4.74K $31.83 $151.00K SEC
May 27, 2025 Daniel P Mcgahn N/A Sale 122.66K $26.39 $3.24M SEC
May 27, 2025 John W Kosiba Jr N/A Sale 50.00K $26.40 $1.32M SEC

Shareholders

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Institutional Holders

Holder Name Shares Date Reported % Out Value % Change
BlackRock Inc 4.10M Jun 30, 2026 8.45% $0.00 2.83%
Vanguard Capital Management, LLC 2.03M Jun 30, 2026 4.20% $0.00 -0.26%
Barrow Hanley Mewhinney & Strauss LLC 1.70M Jun 30, 2026 3.52% $0.21 49.50%
UBS Group AG 1.43M Jun 30, 2026 2.95% $0.01 138.25%
Vanguard Portfolio Management, LLC 1.42M Jun 30, 2026 2.93% $0.00 -17.11%
State Street Corp 1.36M Jun 30, 2026 2.80% $0.00 7.70%
The Goldman Sachs Group Inc 1.29M Jun 30, 2026 2.67% $0.00 82.39%
Geode Capital Management, LLC 1.24M Jun 30, 2026 2.57% $0.00 6.33%
First Trust Advisors L.P. 1.17M Jun 30, 2026 2.41% $0.03 50.13%
Oberweis Asset Management Inc 987.50K Jun 30, 2026 2.04% $0.85 16.19%
Awm Investment Company Inc 951.60K Jun 30, 2026 1.96% $3.43 18.71%
Baillie Gifford & Co Limited. 933.31K Jun 30, 2026 1.93% $0.04 -35.52%
Emerald Advisers, LLC 843.96K Jun 30, 2026 1.74% $0.82 11.43%
Legal & General Group PLC 756.86K Jun 30, 2026 1.56% $0.01 42.77%
Dimensional Fund Advisors, Inc. 645.99K Jun 30, 2026 1.33% $0.00 -1.87%
Morgan Stanley - Brokerage Accounts 635.83K Jun 30, 2026 1.31% $0.00 0.31%
Nuveen, LLC 628.41K Jun 30, 2026 1.30% $0.01 -38.45%
Telemark Asset Management, LLC 600.00K Jun 30, 2026 1.24% $1.80 0.00%
Royce & Associates, LP 555.82K Jun 30, 2026 1.15% $0.19 2.40%
Emerald Mutual Fund Advisers Trust 538.96K Jun 30, 2026 1.11% $0.79 22.80%

Fund Holdings

Rank Holder Name Shares Held % of Shares Change Date Reported
1 Vanguard MStar Total Stk Mkt Idx Invest 1.44M 2.98% ▲ 0.00% Sep 30, 2026
2 iShares Russell 2000 ETF 1.23M 2.54% ▼ 1.14% Sep 30, 2026
3 Oberweis Micro-Cap 925.30K 1.91% ▲ 17.84% Jun 30, 2026
4 First Trust NASDAQ® Cln Edge®StGidIfsETF 665.21K 1.37% ▲ 0.00% Sep 30, 2026
5 Fidelity Small Cap Index 516.00K 1.07% ▲ 0.90% Jul 31, 2026
6 American Beacon Small Cp Val R5 504.60K 1.04% ▲ 1.85% Sep 30, 2026
7 Edinburgh Worldwide Ord 452.87K 0.93% ▲ 0.00% Jun 30, 2026
8 iShares Russell 2000 Growth ETF 448.86K 0.93% ▼ 0.13% Sep 30, 2026
9 Vanguard Strategic Equity Inv 417.71K 0.86% ▼ 11.18% Jun 30, 2026
10 L&G Clean Energy ETF USD Acc 391.16K 0.81% ▼ 2.01% Sep 30, 2026

Financial Highlights

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Market Cap: $1.34B
EBITDA: $23.24M
P/E Ratio: $9.30
PEG Ratio: $0.74
Book Value: $11.82
Earnings/Share: $2.97
Profit Margin: 42.56%
Operating Margin: 2.57%
ROA (TTM): 1.49%
ROE (TTM): 30.16%
Revenue (TTM): $320.87M
Revenue/Share (TTM): $7.17
Earnings Growth (YOY): 17.60%
Revenue Growth (YOY): 30.00%

Valuation Metrics

Enterprise Value: $1.09B
Trailing P/E: 9.30
Forward P/E: 29.59

Shares Statistics

Shares Outstanding: 48.44M
Shares Float: 46.77M
% Insiders: 3.45%
% Institutions: 74.94%
Short % Float: 8.34%

Stock Price History

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1 Year Price History

3 Years Price History

10 Years Price History

Max Price History

Financial Charts

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Open balance sheet Open capital intensity Download Financials (Excel)

Revenue, Net Income & Operating Cash Flow (Yearly)

Change % vs Prior Year

Revenue, Net Income & Operating Cash Flow (Quarterly)

Change % vs Prior Quarter

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Income Statement Waterfall

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Open full waterfall Open balance sheet
Line Item
Step Type
Value
Revenue
adjust
$299.16M
Cost of Goods Sold
adjust
$-210.15M
Gross Profit
subtotal
$89.01M
SG&A
adjust
$-57.65M
R&D
adjust
$-15.74M
Operating Income
subtotal
$16.86M
Other / Non-Operating Items
adjust
$116.95M
Net Income
subtotal
$133.81M

Earnings Per Share (EPS) History

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Financial Ratios

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📦 Raw API Data (JSON Explorer)

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