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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
SCC
1
Spring Creek Capital
Kansas
$119M
GKFF
2
George Kaiser Family Foundation
Oklahoma
$109M
OCMI
3
Oaktop Capital Management II
New Jersey
$101M
TAM
4
Telemark Asset Management
Massachusetts
$62.8M -$649K -20,000 -1%
KI
5
Koch Industries
Kansas
$61.8M +$58.2M +1,791,986 New
Vanguard Group
6
Vanguard Group
Pennsylvania
$52.9M -$746K -22,999 -1%
BlackRock
7
BlackRock
New York
$52.8M -$682K -21,008 -1%
DCM
8
Driehaus Capital Management
Illinois
$46.6M -$796K -24,521 -2%
ECA
9
Encompass Capital Advisors
New York
$31.4M +$16.6M +510,592 +128%
Invesco
10
Invesco
Georgia
$25.1M -$2.23M -68,606 -9%
NIM
11
Needham Investment Management
New York
$22.8M -$1.05M -32,500 -5%
Fidelity Investments
12
Fidelity Investments
Massachusetts
$18.5M -$6.38M -196,589 -27%
EIM
13
Essex Investment Management
Massachusetts
$17.6M +$4.34M +133,618 +35%
State Street
14
State Street
Massachusetts
$17.5M -$2.3M -70,745 -12%
RA
15
Royce & Associates
New York
$17M +$2.26M +69,550 +16%
VOYA Investment Management
16
VOYA Investment Management
Georgia
$15.4M +$14.2M +437,611 +5,109%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$15.2M +$685K +21,112 +5%
NCGI
18
Next Century Growth Investors
Minnesota
$14.2M -$181K -5,566 -1%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$14M +$580K +17,863 +5%
Baird Financial Group
20
Baird Financial Group
Wisconsin
$14M +$1.08M +33,356 +9%
GIPM
21
G2 Investment Partners Management
New York
$13.5M -$799K -24,624 -6%
CPA
22
Cowen Prime Advisors
New York
$12.7M +$1.73M +53,380 +17%
UBS AM
23
UBS AM
Illinois
$12M -$763K -23,512 -6%
SC
24
Samjo Capital
New York
$11.9M +$487K +15,000 +5%
Deutsche Bank
25
Deutsche Bank
Germany
$11.2M +$10.1M +311,200 +2,203%