13F Insight
DOSSIER · 13F Holders · Q1 2026High-convictionMulti-bagger
ATOM

ATOMERA INC

114 institutions still hold ATOMERA INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 04965B100·114 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 8.6%
vs prior quarter
13F value held
$47M
47.0% inst. owned
of float
Holders
114
-112 QoQ
filers reporting
Activity
+76 / −43
+919 added · −823 reduced
this quarter
Concentration
19.22%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

114 institutions reported ATOM in Q1 2026. BlackRock, Inc. leads at 19.2% of the visible book. -112 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$9M2.4M0.00%Q1 202602
AVENIR CORP
CIK 0001033475
$6M1.5M0.68%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$5M1.3M0.00%Q1 202604
Baird Financial Group, Inc.
CIK 0001648711
$5M1.3M0.01%Q1 202605
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$3M770K0.00%Q1 202606
Quantum Private Wealth, LLC
CIK 0001929662
$2M598K0.70%Q1 202607
HOLLENCREST CAPITAL MANAGEMENT
CIK 0001161722
$2M597K0.08%Q1 202608
STATE STREET CORP
CIK 0000093751
$2M578K0.00%Q1 202609
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$2M530K0.00%Q1 202610
Arosa Capital Management LP
CIK 0001596053
$2M490K0.28%Q1 202611
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$2M458K0.00%Q1 202612
NORTHERN TRUST CORP
CIK 0000073124· Index
$1M289K0.00%Q1 202613
MORGAN STANLEY
CIK 0000895421
$1M272K0.00%Q1 202614
Pathstone Holdings, LLC
CIK 0002011612
$955,949251K0.00%Q1 202615
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$824,454216K0.00%Q1 202616
GOLDMAN SACHS GROUP INC
CIK 0000886982
$753,210198K0.00%Q1 202617
Vanguard Portfolio Management
CIK 0002100121· Index
$681,876179K0.00%Q1 202618
Sargent Investment Group, LLC
CIK 0001766157
$670,179176K0.09%Q1 202619
UBS Group AG
CIK 0001610520
$670,031176K0.00%Q1 202620
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$653,704172K0.00%Q1 2026
Page 1 of 6
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