American Superconductor
AMSC
189 hedge funds and large institutions have $500M invested in American Superconductor in 2025 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 62 increasing their positions, 64 reducing their positions, and 39 closing their positions.
72% more call options, than puts
Call options by funds: $22.4M | Put options by funds: $13M
0.05% more ownership
Funds ownership: 69.76% → 69.81% (+0.05%)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
3% less first-time investments, than exits
New positions opened: 38 | Existing positions closed: 39
3% less repeat investments, than reductions
Existing positions increased: 62 | Existing positions reduced: 64
1% less funds holding
Funds holding: 191 → 189 (-2)
26% less capital invested
Capital invested by funds: $678M → $500M (-$178M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AM
Atreides Management
Boston,
Massachusetts
|
+$20.5M |
| 2 |
TI
Trexquant Investment
Stamford,
Connecticut
|
+$6.04M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$5.62M |
| 4 |
Millennium Management
New York
|
+$5.05M |
| 5 |
Goldman Sachs
New York
|
+$4.24M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$7.31M |
| 2 |
Raymond James Financial
St Petersburg,
Florida
|
-$6.38M |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$6.25M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
-$5.41M |
| 5 |
D.E. Shaw & Co
New York
|
-$4.42M |
AMSC Hedge Fund Activity: Q1 2025 in Review
189 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in American Superconductor (AMSC) for Q1 2025, worth a combined $500M — down 26% from $678M a quarter earlier.
Sellers outnumbered buyers: 39 funds closed out of AMSC and 38 opened new positions — a net loss of 1 holder — while 64 trimmed existing stakes and 62 added.
The largest buyer was Atreides Management, opening a new position worth an estimated $20.5M. The largest seller was Arrowstreet Capital, exiting entirely with an estimated $7.31M sold.
- 189 institutional investors held American Superconductor (AMSC) as of Q1 2025, down from 191 in Q4 2024.
- Funds reported $500M of American Superconductor stock for Q1 2025, down 26% quarter-over-quarter.
- 38 funds opened new American Superconductor positions in Q1 2025 and 39 closed out, a net change of -1 holder.
- The largest American Superconductor buyer in Q1 2025 was Atreides Management, an estimated $20.5M added.
- The largest American Superconductor seller in Q1 2025 was Arrowstreet Capital, an estimated $7.31M sold.
Based on aggregated 13F filings for Q1 2025.