AMERICAN SUPERCONDUCTOR CORP (AMSC): Institutional Ownership
Hedge funds and institutional managers reporting a position in AMSC · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
15
13F filers
Aggregate Value
$37.3M
Across holders
Last Price
$39.73
2026-06-26
Sector
Industrials
GICS
Holder activity5 new1 added9 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 329K | $11.2M | 29.9% | 0.0% | Reduced | $-9.1M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 169K | $5.7M | 15.3% | 0.0% | Reduced | $-5.2M | Q1 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 149K | $5.0M | 13.5% | 0.0% | Reduced | $-15.5M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 144K | $4.9M | 13.0% | 0.0% | Reduced | $-302K | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 140K | $4.0M | 10.8% | 0.0% | Reduced | $-5.3M | Q4 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 37K | $1.1M | 2.9% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 36K | $1.0M | 2.8% | 0.0% | New | — | Q4 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 31K | $897K | 2.4% | 0.0% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 26K | $897K | 2.4% | 0.0% | Reduced | $-1.5M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 22K | $741K | 2.0% | 0.0% | Added | +$471K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 20K | $677K | 1.8% | 0.0% | Reduced | $-8.9M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 42K | $565K | 1.5% | 0.0% | New | — | Q1 2024 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 12K | $411K | 1.1% | 0.0% | New | — | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 6K | $213K | 0.6% | 0.0% | Reduced | $-400K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 508 | $17K | 0.0% | 0.0% | Reduced | $-4.8M | Q1 2026 |
Reduced
Hedge Fund
$11.2M· 29.9% of total· 0.0% port· 329K sh· $-9.1M QoQ· Q1 2026
Reduced
Hedge Fund
$5.7M· 15.3% of total· 0.0% port· 169K sh· $-5.2M QoQ· Q1 2026
Reduced
Institutional Manager
$5.0M· 13.5% of total· 0.0% port· 149K sh· $-15.5M QoQ· Q1 2026
Reduced
Hedge Fund
$4.9M· 13.0% of total· 0.0% port· 144K sh· $-302K QoQ· Q1 2026
Reduced
Hedge Fund
$4.0M· 10.8% of total· 0.0% port· 140K sh· $-5.3M QoQ· Q4 2025
New
Hedge Fund
$1.1M· 2.9% of total· 0.0% port· 37K sh· — QoQ· Q4 2025
New
Hedge Fund
$1.0M· 2.8% of total· 0.0% port· 36K sh· — QoQ· Q4 2025
New
Hedge Fund
$897K· 2.4% of total· 0.0% port· 31K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$897K· 2.4% of total· 0.0% port· 26K sh· $-1.5M QoQ· Q1 2026
Added
Hedge Fund
$741K· 2.0% of total· 0.0% port· 22K sh· +$471K QoQ· Q1 2026
Reduced
Hedge Fund
$677K· 1.8% of total· 0.0% port· 20K sh· $-8.9M QoQ· Q1 2026
New
Hedge Fund
$565K· 1.5% of total· 0.0% port· 42K sh· — QoQ· Q1 2024
New
Hedge Fund
$411K· 1.1% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$213K· 0.6% of total· 0.0% port· 6K sh· $-400K QoQ· Q1 2026
Reduced
Hedge Fund
$17K· 0.0% of total· 0.0% port· 508 sh· $-4.8M QoQ· Q1 2026