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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
AIC
1
AWM Investment Company
New York
$10.4M +$1.45M +243,154 +19%
Vanguard Group
2
Vanguard Group
Pennsylvania
$5.24M +$94.6K +15,850 +2%
TAM
3
Telemark Asset Management
Massachusetts
$3.78M
RA
4
Royce & Associates
New York
$3.17M +$634K +106,200 +30%
BlackRock
5
BlackRock
New York
$1.96M +$10.6K +1,785 +0.6%
Millennium Management
6
Millennium Management
New York
$1.15M -$448K -75,028 -31%
MHP
7
Manatuck Hill Partners
Connecticut
$932K +$800K +134,100 New
Geode Capital Management
8
Geode Capital Management
Massachusetts
$863K +$92.2K +15,453 +14%
First Trust Advisors
9
First Trust Advisors
Illinois
$769K +$103K +17,344 +19%
BCM
10
Bridgeway Capital Management
Texas
$765K
WVP
11
Worth Venture Partners
New Jersey
$660K +$567K +95,000 New
D.E. Shaw & Co
12
D.E. Shaw & Co
New York
$549K +$376K +62,973 +392%
Invesco
13
Invesco
Georgia
$539K -$23.6K -3,958 -5%
Renaissance Technologies
14
Renaissance Technologies
New York
$499K -$675K -113,130 -61%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$481K
Northern Trust
16
Northern Trust
Illinois
$306K
Susquehanna International Group
17
Susquehanna International Group
Pennsylvania
$252K -$239K -40,074 -53%
Wolverine Trading
18
Wolverine Trading
Illinois
$252K +$217K +36,293 New
First Manhattan
19
First Manhattan
New York
$232K
GC
20
GMT Capital
Georgia
$216K
Bank of New York Mellon
21
Bank of New York Mellon
New York
$213K -$17.1K -2,869 -9%
STA
22
Summit Trail Advisors
New York
$189K +$162K +27,172 New
UBS Group
23
UBS Group
Switzerland
$167K +$1.24K +207 +0.9%
California Public Employees Retirement System
24
California Public Employees Retirement System
California
$157K
Barclays
25
Barclays
United Kingdom
$155K +$128K +21,465 +2,356%