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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
GKFF
1
George Kaiser Family Foundation
Oklahoma
$20.8M
OCMI
2
Oaktop Capital Management II
New Jersey
$19.3M +$642K +100,000 +4%
TAM
3
Telemark Asset Management
Massachusetts
$13M
BlackRock
4
BlackRock
New York
$9.16M +$5.73M +892,970 +179%
NIM
5
Needham Investment Management
New York
$7.97M +$522K +81,400 +7%
Vanguard Group
6
Vanguard Group
Pennsylvania
$7.68M +$326K +50,856 +5%
CPA
7
Cowen Prime Advisors
New York
$6.62M -$950K -148,050 -18%
NCGI
8
Next Century Growth Investors
Minnesota
$4.96M -$70.6K -10,993 -1%
Renaissance Technologies
9
Renaissance Technologies
New York
$4.54M +$363K +56,600 +9%
RA
10
Royce & Associates
New York
$4.12M -$707K -110,129 -15%
HP
11
Harvey Partners
New York
$3.11M -$472K -73,500 -13%
DCM
12
Driehaus Capital Management
Illinois
$2.82M +$15K +2,339 +0.5%
EIM
13
Essex Investment Management
Massachusetts
$2.49M -$10.8K -1,680 -0.4%
Russell Investments Group
14
Russell Investments Group
United Kingdom
$2.4M +$16.2K +2,517 +0.7%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$2.11M +$1.14K +178 +0.1%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$1.91M +$836K +130,313 +82%
Baird Financial Group
17
Baird Financial Group
Wisconsin
$1.67M +$841K +131,061 +107%
Northern Trust
18
Northern Trust
Illinois
$1.61M +$1.17M +182,604 +291%
State Street
19
State Street
Massachusetts
$1.47M +$1.43M +223,506 New
GIPM
20
G2 Investment Partners Management
New York
$961K -$402K -62,553 -30%
SAM
21
Silverback Asset Management
North Carolina
$845K -$611K -95,136 -43%
WVP
22
Worth Venture Partners
New Jersey
$819K -$537K -83,657 -40%
KCM
23
Kennedy Capital Management
Missouri
$672K +$159K +24,747 +32%
Morgan Stanley
24
Morgan Stanley
New York
$665K +$249K +38,825 +62%
Nuveen
25
Nuveen
North Carolina
$607K +$592K +92,253 New