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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
AIC
1
AWM Investment Company
New York
$13.9M -$1.5M -307,982 -12%
RA
2
Royce & Associates
New York
$11.7M +$257K +52,758 +3%
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$9.34M
Vanguard Group
4
Vanguard Group
Pennsylvania
$7.79M +$1.36K +280 +0%
ACH
5
ArrowMark Colorado Holdings
Colorado
$4.19M +$487K +100,000 +18%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$3.72M +$435K +89,230 +18%
Invesco
7
Invesco
Georgia
$3.44M -$1.39M -285,503 -34%
BlackRock
8
BlackRock
New York
$3.23M +$178K +36,621 +8%
KBC Group
9
KBC Group
Belgium
$2.87M -$844K -173,082 -27%
CM
10
CM Management
Florida
$2.19M
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$2.14M +$14.6K +2,999 +0.9%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$1.81M +$409 +84 +0%
EI
13
EAM Investors
California
$1.73M +$1.35M +276,274 New
Millennium Management
14
Millennium Management
New York
$1.61M +$1.06M +216,712 +536%
First Trust Advisors
15
First Trust Advisors
Illinois
$1.61M -$24.6K -5,055 -2%
GCP
16
GSA Capital Partners
United Kingdom
$1.18M -$41.2K -8,462 -4%
State Street
17
State Street
Massachusetts
$679K -$1.48K -304 -0.3%
GC
18
GMT Capital
Georgia
$676K
BCM
19
Bridgeway Capital Management
Texas
$571K
MFG
20
Merit Financial Group
Georgia
$494K +$19K +3,893 +5%
Group One Trading
21
Group One Trading
Illinois
$488K +$110K +22,579 +41%
Renaissance Technologies
22
Renaissance Technologies
New York
$435K +$62.8K +12,889 +23%
QOP
23
Quinn Opportunity Partners
Virginia
$392K
Citadel Advisors
24
Citadel Advisors
Florida
$358K +$48.6K +9,970 +21%
JP Morgan Chase
25
JP Morgan Chase
New York
$354K -$162K -33,328 -37%