DOSSIER · 13F Holders · Q2 2026
ATOM

ATOMERA INC

127 institutions still hold ATOMERA INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 04965B100·127 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$146M
visible holders
Holders
127
filers reporting
Concentration
17.86%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

127 institutions reported ATOM in Q2 2026. BlackRock, Inc. leads at 17.9% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$26M3.0M0.00%Q2 2026
02
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$14M1.7M0.00%Q2 2026
03
AVENIR CORP
CIK 0001033475
$13M1.5M1.56%Q2 2026
04
Baird Financial Group, Inc.
CIK 0001648711
$12M1.3M0.02%Q2 2026
05
UBS Group AG
CIK 0001610520
$12M1.3M0.00%Q2 2026
06
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$9M990K0.00%Q2 2026
07
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$8M972K0.00%Q2 2026
08
Quantum Private Wealth, LLC
CIK 0001929662
$6M744K1.66%Q2 2026
09
STATE STREET CORP
CIK 0000093751
$6M718K0.00%Q2 2026
10
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$6M668K0.00%Q2 2026
11
CITADEL ADVISORS LLC
CIK 0001423053
$6M644K0.00%Q2 2026
12
HOLLENCREST CAPITAL MANAGEMENT
CIK 0001161722
$5M573K0.33%Q2 2026
13
Vanguard Portfolio Management
CIK 0002100121· Index
$5M554K0.00%Q2 2026
14
NORTHERN TRUST CORP
CIK 0000073124· Index
$3M371K0.00%Q2 2026
15
Connor, Clark & Lunn Investment Management Ltd.
CIK 0001596800
$3M352K0.01%Q2 2026
16
Defender Capital, LLC.
CIK 0001766929
$3M295K0.84%Q2 2026
17
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$2M275K0.00%Q2 2026
18
MORGAN STANLEY
CIK 0000895421
$2M274K0.00%Q2 2026
19
MARSHALL WACE, LLP
CIK 0001318757
$2M267K0.00%Q2 2026
20
Pathstone Holdings, LLC
CIK 0002011612
$2M251K0.01%Q2 2026
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Insiders at ATOMERA INC
Bibaud Scott A.Laurencio FrancisMears Robert JGerber JohnLe Duy Loan TRamnath SujaShevick Steven K