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American Superconductor
AMSC

Overview Fund Activity

231 hedge funds and large institutions have $1.19B invested in American Superconductor in 2025 Q2 according to their latest regulatory filings, with 68 funds opening new positions, 94 increasing their positions, 49 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
231
Holders Change
+41
Holders Change %
+21.58%
% of All Funds
3.1%
Holding in Top 10
5
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+150%
% of All Funds
0.07%
New
68
Increased
94
Reduced
49
Closed
26
Calls
$64.8M
Puts
$46.1M
Net Calls
+$18.7M
Net Calls Change
+$9.31M

Top Buyers

1
Citadel Advisors
Citadel Advisors
Florida
$25.3M
2
Goldman Sachs
Goldman Sachs
New York
$37.8M
3
EA
Emerald Advisers
Pennsylvania
$18.3M
4
HCM
Heights Capital Management
California
$12.5M
5
AM
Atreides Management
Massachusetts
$40.5M

Top Sellers

1
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$4.77M
2
Macquarie Group
Macquarie Group
Australia
$30.2M
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
$17.6M
4
Invesco
Invesco
Georgia
$5.84M
5
TI
Trexquant Investment
Connecticut
$5.85M
Name Holding Trade Value Shares
Change 		Shares
Change %
D.E. Shaw & Co
51
D.E. Shaw & Co
New York
$4.9M +$2.15M +58,653 +78%
Qube Research & Technologies (QRT)
52
Qube Research & Technologies (QRT)
United Kingdom
$4.77M -$10.2M -279,287 -68%
JF
53
Jump Financial
Illinois
$4.72M +$4.72M +128,635 New
Two Sigma Investments
54
Two Sigma Investments
New York
$4.51M +$2.92M +79,493 +183%
Bank of New York Mellon
55
Bank of New York Mellon
New York
$4.43M +$474K +12,908 +12%
Capital Fund Management (CFM)
56
Capital Fund Management (CFM)
France
$4.12M -$1.29M -35,128 -24%
CM
57
Castleark Management
Illinois
$4.01M +$4.01M +109,170 New
GC
58
GMT Capital
Georgia
$3.96M – – –
Susquehanna International Group
59
Susquehanna International Group
Pennsylvania
$3.5M +$1.63M +44,438 +87%
RHJA
60
Rice Hall James & Associates
California
$3.48M +$440K +11,982 +14%
Swiss National Bank
61
Swiss National Bank
Switzerland
$3.06M +$393K +10,700 +15%
Baird Financial Group
62
Baird Financial Group
Wisconsin
$3.05M -$98.5K -2,684 -3%
Barclays
63
Barclays
United Kingdom
$2.95M +$1.19M +32,368 +67%
LCM
64
Legato Capital Management
California
$2.88M +$1.25M +34,199 +77%
Balyasny Asset Management
65
Balyasny Asset Management
Illinois
$2.76M +$1.95M +53,098 +239%
EI
66
EAM Investors
California
$2.76M +$2.76M +75,294 New
ECM
67
ExodusPoint Capital Management
New York
$2.73M +$1.4M +38,097 +105%
LK
68
Lumbard & Kellner
New Hampshire
$2.66M +$2.66M +72,439 New
New York State Common Retirement Fund
69
New York State Common Retirement Fund
New York
$2.54M +$103K +2,800 +4%
PCM
70
Penserra Capital Management
California
$2.51M +$2.51M +68,312 New
CNAM
71
Campbell Newman Asset Management
Wisconsin
$2.39M +$161K +4,385 +7%
AA
72
ALPS Advisors
Colorado
$2.37M +$190K +5,179 +9%
RhumbLine Advisers
73
RhumbLine Advisers
Massachusetts
$2.24M +$440K +11,989 +24%
CC
74
Centiva Capital
New York
$2.09M +$2.09M +56,940 New
JPMorgan Chase & Co
75
JPMorgan Chase & Co
New York
$2.04M -$103K -2,810 -5%
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