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AMSC NASDAQ

American Superconductor Corporation
1W: -9.7% 1M: +2.6% 3M: +45.2% YTD: +56.5% 1Y: +100.2% 3Y: +1003.1% 5Y: +248.8%
$51.84
+2.42 (+4.90%)
 
Weekly Expected Move ±13.5%
$40 $48 $55 $62 $70
NASDAQ · Industrials · Industrial - Machinery · Alpha Radar Buy · Power 56 · $2.5B mcap · 46M float · 2.44% daily turnover · Short 51% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
290
Institutions Holding
-27 vs prior
41.0%
Ownership
+2.76%
49 New
89 Increased
122 Reduced
67 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-04-03 Donnelly Terence Robert director A-Grant/Award 2,665 $— $0 Filing
2026-04-03 Dambier Laura A. director A-Grant/Award 3,116 $— $0 Filing
2026-04-03 House Arthur H director A-Grant/Award 3,116 $— $0 Filing
2026-04-03 Klein Margaret D. director A-Grant/Award 3,116 $— $0 Filing
2026-04-03 Littlefield Barbara G. director A-Grant/Award 3,116 $— $0 Filing
2026-04-03 OLIVER DAVID R JR director A-Grant/Award 3,116 $— $0 Filing
2026-02-24 OLIVER DAVID R JR director S-Sale 200 $34.10 $7K Filing
2025-08-08 House Arthur H director S-Sale 9,703 $50.92 $494K Filing
2025-08-04 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 34,260 $54.34 $1.9M Filing
2025-08-04 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 15,740 $55.13 $868K Filing
2025-08-04 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 9,843 $55.26 $544K Filing
2025-08-04 McGahn Daniel P officer: chairman, president and ceo S-Sale 73,105 $54.26 $4.0M Filing
2025-08-04 McGahn Daniel P officer: chairman, president and ceo S-Sale 27,743 $55.11 $1.5M Filing
2025-06-11 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 300 $29.08 $9K Filing
2025-06-11 McGahn Daniel P officer: chairman, president and ceo S-Sale 12,315 $28.56 $352K Filing
2025-06-11 McGahn Daniel P officer: chairman, president and ceo S-Sale 500 $29.09 $15K Filing
2025-06-11 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 6,342 $28.55 $181K Filing
2025-06-06 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 4,744 $31.83 $151K Filing
2025-06-06 McGahn Daniel P officer: chairman, president and ceo S-Sale 7,689 $31.82 $245K Filing
2025-05-27 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 10,097 $25.55 $258K Filing
2025-05-27 McGahn Daniel P officer: chairman, president and ceo S-Sale 98,149 $26.60 $2.6M Filing
2025-05-27 McGahn Daniel P officer: chairman, president and ceo S-Sale 24,506 $25.55 $626K Filing
2025-05-27 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 39,903 $26.61 $1.1M Filing
2025-05-20 Kosiba John W JR officer: svp, cfo & treasurer S-Sale 11,860 $24.50 $291K Filing
2025-05-20 McGahn Daniel P officer: chairman, president and ceo S-Sale 12,815 $24.49 $314K Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 3,982,650 $135M +232,247 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 2,039,468 $69M +2,039,468 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 1,711,677 $58M +1,711,677 2026-03-31 Filing
BAILLIE GIFFORD & CO 1,447,419 $49M -59,422 2026-03-31 Filing
STATE STREET CORP 1,261,071 $43M +68,978 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 1,169,152 $40M +78,442 2026-03-31 Filing
BARROW HANLEY MEWHINNEY & STRAUSS LLC 1,139,793 $39M +1,139,793 2026-03-31 Filing
Nuveen, LLC 1,020,947 $35M +59,979 2026-03-31 Filing
OBERWEIS ASSET MANAGEMENT INC 849,900 $29M +14,000 2026-03-31 Filing
FIRST TRUST ADVISORS LP 778,268 $26M +95,301 2026-03-31 Filing
EMERALD ADVISERS, LLC 757,404 $26M -164 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 709,504 $24M -72,783 2026-03-31 Filing
DIMENSIONAL FUND ADVISORS LP 658,297 $22M +118,044 2026-03-31 Filing
Telemark Asset Management, LLC 600,000 $20M -19,900 2026-03-31 Filing
UBS Group AG 599,821 $20M -144,742 2026-03-31 Filing
ROYCE & ASSOCIATES LP 542,778 $18M +155,709 2026-03-31 Filing
Legal & General Group Plc 530,131 $18M +252,105 2026-03-31 Filing
ALGERT GLOBAL LLC 489,971 $17M +29,200 2026-03-31 Filing
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 446,752 $15M -236,450 2026-03-31 Filing
EMERALD MUTUAL FUND ADVISERS TRUST 438,875 $15M +3,629 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms