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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
AIC
1
AWM Investment Company
New York
$36M +$5.37M +433,018 +19%
Baillie Gifford & Co
2
Baillie Gifford & Co
United Kingdom
$34.1M +$5.46M +440,271 +21%
Vanguard Group
3
Vanguard Group
Pennsylvania
$23M +$4.92M +396,814 +30%
HRCM
4
Hood River Capital Management
Florida
$21.9M +$20.1M +1,618,807 New
RA
5
Royce & Associates
New York
$16.1M -$653K -52,678 -4%
DCM
6
Driehaus Capital Management
Illinois
$12.6M +$11.6M +931,979 New
Invesco
7
Invesco
Georgia
$11.7M -$8.52K -687 -0.1%
BlackRock
8
BlackRock
New York
$10.1M +$1.65M +132,966 +22%
OAM
9
Oberweis Asset Management
Illinois
$8.57M +$3.21M +258,600 +69%
EIM
10
Essex Investment Management
Massachusetts
$7.89M -$497K -40,094 -6%
Dimensional Fund Advisors
11
Dimensional Fund Advisors
Texas
$7.84M -$1.28M -103,151 -15%
Morgan Stanley
12
Morgan Stanley
New York
$6.98M +$4.4M +355,031 +220%
Millennium Management
13
Millennium Management
New York
$6.75M +$1.08M +86,900 +21%
TAM
14
Telemark Asset Management
Massachusetts
$5.4M +$4.96M +400,000 New
Connor, Clark & Lunn Investment Management (CC&L)
15
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$5.35M +$3.4M +273,957 +225%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$5.2M +$1.11M +89,780 +30%
Jane Street
17
Jane Street
New York
$4.82M +$1.77M +142,974 +67%
State Street
18
State Street
Massachusetts
$4.51M -$65K -5,242 -2%
Citadel Advisors
19
Citadel Advisors
Florida
$4.49M +$870K +70,167 +27%
Qube Research & Technologies (QRT)
20
Qube Research & Technologies (QRT)
United Kingdom
$4.33M +$1.1M +88,586 +38%
ACH
21
ArrowMark Colorado Holdings
Colorado
$4.14M -$1.55M -125,000 -29%
LCM
22
Laurion Capital Management
New York
$4.06M
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$3.89M -$1.83M -147,549 -34%
First Trust Advisors
24
First Trust Advisors
Illinois
$3.39M +$173K +13,928 +6%
CM
25
CM Management
Florida
$3.38M +$682K +55,000 +28%