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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
GKFF
1
George Kaiser Family Foundation
Oklahoma
$6.75M
OCMI
2
Oaktop Capital Management II
New Jersey
$5.52M +$3.71M +1,094,271 +73%
AI
3
Ariel Investments
Illinois
$3.89M -$43K -12,709 -0.7%
TAM
4
Telemark Asset Management
Massachusetts
$2.5M +$444K +131,000 +13%
NIM
5
Needham Investment Management
New York
$2.41M +$1.17M +345,400 +44%
RA
6
Royce & Associates
New York
$1.81M -$178K -52,543 -6%
HP
7
Harvey Partners
New York
$1.73M +$464K +137,000 +20%
CPA
8
Cowen Prime Advisors
New York
$1.35M -$2.16M -637,134 -50%
HA
9
Heartland Advisors
Wisconsin
$1.17M
Renaissance Technologies
10
Renaissance Technologies
New York
$1.08M +$128K +37,700 +8%
BlackRock
11
BlackRock
New York
$883K +$94.1K +27,783 +7%
EIM
12
Essex Investment Management
Massachusetts
$750K +$25.9K +7,637 +2%
QCMC
13
Quantum Capital Management (California)
California
$741K -$327K -96,500 -22%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$663K +$9.14K +2,700 +0.9%
California Public Employees Retirement System
15
California Public Employees Retirement System
California
$650K
Vanguard Group
16
Vanguard Group
Pennsylvania
$603K -$1.7M -502,229 -64%
RC
17
RBF Capital
California
$447K +$571K +168,545 +410%
PCM
18
Perritt Capital Management
Illinois
$426K
BCM
19
Bridgeway Capital Management
Texas
$317K -$110K -32,500 -18%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$202K
Morgan Stanley
21
Morgan Stanley
New York
$177K -$22.6K -6,677 -7%
Deutsche Bank
22
Deutsche Bank
Germany
$141K +$52.5K +15,500 +30%
Northern Trust
23
Northern Trust
Illinois
$100K
FCM
24
Firsthand Capital Management
California
$75K
Neuberger Berman Group
25
Neuberger Berman Group
New York
$64K