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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
GKFF
1
George Kaiser Family Foundation
Oklahoma
$13.1M
RO
2
Reservoir Operations
New York
$12M
AI
3
Ariel Investments
Illinois
$6.84M +$4.55M +933,589 +129%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$3.79M
OCMI
5
Oaktop Capital Management II
New Jersey
$3.67M +$4.3M +883,100 +16,056%
Ameriprise
6
Ameriprise
Minnesota
$3.65M +$248K +50,960 +6%
HA
7
Heartland Advisors
Wisconsin
$3.51M +$585K +120,000 +16%
TAM
8
Tocqueville Asset Management
New York
$3.46M +$682K +139,975 +20%
BIT
9
BlackRock Institutional Trust
California
$2.63M -$53.2K -10,924 -2%
TAM
10
Telemark Asset Management
Massachusetts
$2.52M +$2.98M +611,500 New
Vanguard Group
11
Vanguard Group
Pennsylvania
$2.34M -$88.1K -18,076 -3%
California Public Employees Retirement System
12
California Public Employees Retirement System
California
$1.26M
RA
13
Royce & Associates
New York
$1.23M +$480K +98,459 +50%
WSA
14
Wall Street Associates
California
$1.14M -$1.52M -311,430 -53%
NIM
15
Needham Investment Management
New York
$1.09M +$974K +199,800 +306%
New York State Common Retirement Fund
16
New York State Common Retirement Fund
New York
$1.08M +$795K +163,100 +168%
Renaissance Technologies
17
Renaissance Technologies
New York
$964K -$487 -100 -0%
GIP
18
Granite Investment Partners
California
$842K -$836K -171,476 -46%
BCM
19
Bridgeway Capital Management
Texas
$835K
HP
20
Harvey Partners
New York
$826K -$171K -35,000 -15%
Wells Fargo
21
Wells Fargo
California
$645K +$7.31K +1,500 +1%
PCM
22
Perritt Capital Management
Illinois
$521K +$615K +126,169 New
Geode Capital Management
23
Geode Capital Management
Massachusetts
$391K
Morgan Stanley
24
Morgan Stanley
New York
$349K -$92.8K -19,039 -18%
BA
25
BlackRock Advisors
Delaware
$318K -$21.1K -4,324 -5%