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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$10.8M +$468K +55,092 +4%
Renaissance Technologies
2
Renaissance Technologies
New York
$9.79M +$776K +91,225 +8%
AIC
3
AWM Investment Company
New York
$8.74M +$123K +14,500 +1%
Vanguard Group
4
Vanguard Group
Pennsylvania
$7.28M +$561K +65,956 +8%
RA
5
Royce & Associates
New York
$4.93M +$1.05M +124,000 +25%
GC
6
GMT Capital
Georgia
$4.07M
TAM
7
Telemark Asset Management
Massachusetts
$3.53M -$425K -50,000 -10%
D.E. Shaw & Co
8
D.E. Shaw & Co
New York
$3.43M -$1.09M -127,654 -23%
AQR Capital Management
9
AQR Capital Management
Connecticut
$2.99M +$3.24M +381,041 New
State Street
10
State Street
Massachusetts
$2.98M +$692K +81,442 +27%
Acadian Asset Management
11
Acadian Asset Management
Massachusetts
$2.42M +$2.62M +308,686 New
Geode Capital Management
12
Geode Capital Management
Massachusetts
$1.99M +$36.7K +4,314 +2%
QI
13
QS Investors
New York
$1.89M
Northern Trust
14
Northern Trust
Illinois
$1.79M +$1.45M +170,884 +300%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$1.36M +$316K +37,174 +27%
EAM
16
Erste Asset Management
Austria
$1.06M
MSL
17
Mackay Shields LLC
New York
$998K -$99.5K -11,700 -8%
Arrowstreet Capital
18
Arrowstreet Capital
Massachusetts
$922K -$998K -117,433 -50%
Invesco
19
Invesco
Georgia
$908K +$121K +14,177 +14%
JP Morgan Chase
20
JP Morgan Chase
New York
$801K +$819K +96,377 +1,671%
Dimensional Fund Advisors
21
Dimensional Fund Advisors
Texas
$633K +$112K +13,219 +20%
First Trust Advisors
22
First Trust Advisors
Illinois
$566K -$799 -94 -0.1%
Two Sigma Advisers
23
Two Sigma Advisers
New York
$459K -$55.4K -6,510 -10%
BCM
24
Bridgeway Capital Management
Texas
$436K
Nuveen
25
Nuveen
North Carolina
$413K