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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
GKFF
1
George Kaiser Family Foundation
Oklahoma
$8.08M
OCMI
2
Oaktop Capital Management II
New Jersey
$6.61M
TAM
3
Telemark Asset Management
Massachusetts
$3.86M +$1.02M +342,000 +29%
AI
4
Ariel Investments
Illinois
$3.74M -$1.07M -360,900 -20%
NIM
5
Needham Investment Management
New York
$2.88M
HP
6
Harvey Partners
New York
$2.55M +$559K +188,000 +23%
RA
7
Royce & Associates
New York
$2.22M +$59.4K +20,000 +2%
CPA
8
Cowen Prime Advisors
New York
$1.89M +$323K +108,800 +17%
NCGI
9
Next Century Growth Investors
Minnesota
$1.62M +$1.89M +636,772 New
Renaissance Technologies
10
Renaissance Technologies
New York
$1.41M +$132K +44,300 +9%
Vanguard Group
11
Vanguard Group
Pennsylvania
$1.09M +$432K +145,300 +51%
BlackRock
12
BlackRock
New York
$1.01M -$51.7K -17,397 -4%
EIM
13
Essex Investment Management
Massachusetts
$1.01M +$134K +45,005 +13%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$790K -$4.25K -1,429 -0.5%
California Public Employees Retirement System
15
California Public Employees Retirement System
California
$778K
BCM
16
Bridgeway Capital Management
Texas
$507K +$149K +50,000 +34%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$241K
Morgan Stanley
18
Morgan Stanley
New York
$196K -$18.1K -6,076 -7%
Deutsche Bank
19
Deutsche Bank
Germany
$176K +$8.62K +2,900 +4%
RC
20
RBF Capital
California
$155K -$442K -148,811 -71%
Northern Trust
21
Northern Trust
Illinois
$121K +$333 +112 +0.2%
BFM
22
Boothbay Fund Management
New York
$103K +$120K +40,525 New
Neuberger Berman Group
23
Neuberger Berman Group
New York
$102K +$29.7K +10,000 +33%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$90K +$71.9K +24,184 +221%
FCM
25
Firsthand Capital Management
California
$89K