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Aspen Aerogels

Name Holding Trade Value Shares
Change
Change in
Stake
KL
1
KIM LLC
Kansas
$136M
BlackRock
2
BlackRock
New York
$33.3M +$151K +21,296 +0.6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$29.6M +$99.5K +14,013 +0.4%
OCMI
4
Oaktop Capital Management II
New Jersey
$27.5M
GKFF
5
George Kaiser Family Foundation
Oklahoma
$27.2M
SC
6
Samjo Capital
New York
$25.9M +$9.06M +1,275,000 +73%
NIM
7
Needham Investment Management
New York
$21.7M +$1.85M +260,000 +11%
Fidelity Investments
8
Fidelity Investments
Massachusetts
$19.6M -$282K -39,634 -2%
ACM
9
AIGH Capital Management
Maryland
$15.1M +$12.4M +1,752,022 New
AIC
10
AWM Investment Company
New York
$14.3M
AAP
11
Ardsley Advisory Partners
Connecticut
$13.3M +$237K +33,322 +2%
RA
12
Royce & Associates
New York
$12.6M +$2.53M +356,466 +32%
TAM
13
Telemark Asset Management
Massachusetts
$10.8M -$2.17M -305,000 -20%
State Street
14
State Street
Massachusetts
$10.2M -$51.9K -7,311 -0.6%
UM
15
UniSuper Management
Australia
$9.32M +$916K +128,974 +14%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$9.25M +$61K +8,591 +0.8%
Nuveen
17
Nuveen
North Carolina
$8.76M -$969K -136,339 -12%
FCM
18
Frontier Capital Management
Massachusetts
$8.29M +$6.85M +963,587 New
Ameriprise
19
Ameriprise
Minnesota
$7.56M -$689K -97,042 -10%
PCM
20
Penn Capital Management
Pennsylvania
$6.8M +$177K +24,915 +3%
Federated Hermes
21
Federated Hermes
Pennsylvania
$6.45M
RI
22
Redwood Investments
Massachusetts
$6.27M -$392K -55,122 -7%
Citadel Advisors
23
Citadel Advisors
Florida
$5.74M +$1.69M +238,171 +55%
RHJA
24
Rice Hall James & Associates
California
$5.36M +$3.51M +494,662 +385%
EIM
25
Essex Investment Management
Massachusetts
$5.12M -$2.96M -416,334 -41%