13F Insight
DOSSIER · 13F Holders · Q2 2026
SCWO

374WATER INC COM

44 institutions still hold 374WATER INC COM as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 88583P203·44 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$3M
visible holders
Holders
44
filers reporting
Concentration
19.09%
VANGUARD CAPITAL MANAGEMENT LLC #1
top holder share
AI Holders Summary · Q2 2026

44 institutions reported SCWO in Q2 2026. VANGUARD CAPITAL MANAGEMENT LLC leads at 19.1% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$613K323K0.00%Q2 202602
CAPTRUST FINANCIAL ADVISORS
CIK 0001512024
$393K207K0.00%Q2 202603
HAMILTON LANE ADVISORS LLC
CIK 0001573767
$304K160K0.20%Q2 202604
D.A. DAVIDSON & CO.
CIK 0001080107
$282K148K0.00%Q2 202605
BlackRock, Inc.
CIK 0002012383
$227K120K0.00%Q2 202606
Icon Wealth Advisors, LLC
CIK 0001963212
$206K108K0.01%Q2 202607
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$205K108K0.00%Q2 202608
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$133K70K0.00%Q2 202609
SENTINEL TRUST CO LBA
CIK 0001114739
$114K40K0.01%Q1 202610
RAYMOND JAMES FINANCIAL INC
CIK 0000720005
$111K58K0.00%Q2 202611
Sigma Planning Corp
CIK 0001449126
$106K56K0.00%Q2 202612
OSAIC HOLDINGS, INC.
CIK 0001677044
$96K50K0.00%Q2 202613
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$92K48K0.00%Q2 202614
UBS Group AG
CIK 0001610520
$72K38K0.00%Q2 202615
Trinity Legacy Partners, LLC
CIK 0001652529
$51K23K0.01%Q2 202616
NORTHERN TRUST CORP
CIK 0000073124· Index
$49K26K0.00%Q2 202617
STATE STREET CORP
CIK 0000093751
$44K23K0.00%Q2 202618
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$44K23K0.00%Q2 202619
Mariner, LLC
CIK 0001373442
$36K19K0.00%Q2 202620
Uncommon Cents Investing LLC
CIK 0001729754
$35K18K0.01%Q2 2026
Page 1 of 3
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Insiders at 374WATER INC COM
Weiser Charles Maurice →Russell Kline →Jones Stephen J →Nagar Yaacov →Melkote Rajesh Ramaswamy →Meyers Brad Ian →Pawloski James →Mandel Peter →