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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
AIC
1
AWM Investment Company
New York
$6.54M +$8.26M +1,250,000 New
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.89M +$882K +133,614 +59%
BIT
3
BlackRock Institutional Trust
California
$998K +$26.6K +4,027 +2%
SPPAM
4
Summit Partners Public Asset Management
Massachusetts
$964K +$1.22M +184,375 New
Renaissance Technologies
5
Renaissance Technologies
New York
$949K +$708K +107,200 +144%
Jacobs Levy Equity Management
6
Jacobs Levy Equity Management
New Jersey
$429K +$104K +15,820 +24%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$340K +$430K +65,045 New
California Public Employees Retirement System
8
California Public Employees Retirement System
California
$255K -$2.9M -438,930 -90%
IIM
9
Ironwood Investment Management
Massachusetts
$232K -$70.9K -10,732 -19%
GC
10
GMT Capital
Georgia
$217K +$274K +41,465 New
Goldman Sachs
11
Goldman Sachs
New York
$194K +$148K +22,417 +153%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$151K -$17.2K -2,599 -8%
BFA
13
BlackRock Fund Advisors
California
$132K +$56.7K +8,593 +52%
RFC
14
Russell Frank Company
Washington
$128K -$54.5K -8,248 -25%
TC
15
TFS Capital
Pennsylvania
$126K +$158K +23,999 New
SCM
16
Scopia Capital Management
New York
$103K
CCM
17
Condor Capital Management
New Jersey
$102K +$3.3K +500 +3%
UBS Group
18
UBS Group
Switzerland
$91K +$53.8K +8,141 +87%
Citadel Advisors
19
Citadel Advisors
Florida
$86K +$109K +16,442 New
First Manhattan
20
First Manhattan
New York
$81K
Group One Trading
21
Group One Trading
Illinois
$77K +$85.2K +12,904 +738%
CCM
22
Concourse Capital Management
Georgia
$68K
Northern Trust
23
Northern Trust
Illinois
$67K -$13.8K -2,094 -14%
D.E. Shaw & Co
24
D.E. Shaw & Co
New York
$61K -$19.2K -2,903 -20%
KBC Group
25
KBC Group
Belgium
$53K