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American Superconductor

Name Holding Trade Value Shares
Change
Change in
Stake
AIC
1
AWM Investment Company
New York
$7.02M +$1.43M +280,879 +23%
AAP
2
Ardsley Advisory Partners
Connecticut
$6.44M +$5.69M +1,119,200 +413%
TAM
3
Telemark Asset Management
Massachusetts
$2.51M +$2.76M +544,044 New
Renaissance Technologies
4
Renaissance Technologies
New York
$2.25M +$135K +26,600 +6%
Vanguard Group
5
Vanguard Group
Pennsylvania
$1.79M -$374K -73,710 -16%
RA
6
Royce & Associates
New York
$1.71M +$1M +197,000 +114%
MHP
7
Manatuck Hill Partners
Connecticut
$1.62M +$1.78M +350,000 New
PGCM
8
Prescott Group Capital Management
Oklahoma
$1.12M +$1.23M +242,500 New
BlackRock
9
BlackRock
New York
$1.07M -$2.49M -490,307 -68%
WAM
10
Wolverine Asset Management
Illinois
$972K +$1.07M +210,423 New
Millennium Management
11
Millennium Management
New York
$719K +$791K +155,619 New
Invesco
12
Invesco
Georgia
$527K +$221K +43,443 +62%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$435K -$22.8K -4,487 -5%
ECM
14
Element Capital Management
New York
$268K +$295K +58,055 New
Goldman Sachs
15
Goldman Sachs
New York
$263K +$289K +56,955 New
BCM
16
Bridgeway Capital Management
Texas
$208K +$229K +45,100 New
NFA
17
Nationwide Fund Advisors
Ohio
$199K -$69.6K -13,696 -24%
PP
18
Paloma Partners
Connecticut
$198K +$218K +42,900 New
Dimensional Fund Advisors
19
Dimensional Fund Advisors
Texas
$173K +$13.2K +2,600 +7%
LP
20
LMR Partners
United Kingdom
$169K +$186K +36,635 New
First Manhattan
21
First Manhattan
New York
$157K +$102K +20,000 +143%
Susquehanna International Group
22
Susquehanna International Group
Pennsylvania
$130K +$143K +28,057 New
Northern Trust
23
Northern Trust
Illinois
$125K -$462K -91,015 -77%
Barclays
24
Barclays
United Kingdom
$118K +$65.8K +12,945 +103%
California Public Employees Retirement System
25
California Public Employees Retirement System
California
$104K