13F reference period
Q2 2026
Security Snapshot
374Water Inc. - Common Stock, $0.001 par value per share (SCWO) Institutional Ownership
CUSIP: 88583P203
13F Institutional Holders and Ownership History from Q4 2025 to Q3 2026
Institutions Reporting
44
Shares (Excl. Options)
1.78M
Full value: 1,783,902 · shares · 30 Jun 2026Price
$1.90
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Symbol
- SCWO on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 1,783,902
- Total 13F value
- $3,395,789
- Portfolio coverage rank
- 0%
- Share change
- +42,581
- Value change
- +$35,450
- Number of holders
- 44
- Shares outstanding
- 17,086,917
- SEC-reported price per share
- $2.77
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- SCWO - 374Water Inc. - Common Stock, $0.001 par value per share is tracked under CUSIP 88583P203.
- 44 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 47 to 44 between Q1 2026 and Q2 2026.
- SEC-reported value moved from to
$4.91M
Full value: $4,908,805 · USD · 31 Mar 2026.$3.4M
Full value: $3,395,789 · USD · 30 Jun 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 44 institutions filings for Q2 2026.
Security key
88583P203
13F reference period
Q2 2026
13F holders
44
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
SCWO full holder history
374Water Inc. SEC filings
374Water Inc. company facts
374Water Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 88583P203:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
SCWO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Nagar Yaacov | 19% | 0% | $6,550,977 | 3,211,263 | 0% | Yaacov Nagar | 22 Jan 2026 | |
| McKnight Stephen H. | 2.4% | $1,254,863 | 410,086 | Bryce Allan Johnson | 22 Jan 2026 |
As of 30 Jun 2026,
44
institutional investors reported holding
shares of
374Water Inc. - Common Stock, $0.001 par value per share (SCWO).
This represents
10%
of the company’s total
outstanding shares.
1.78M
Full value: 1,783,902 · shares · 30 Jun 202617.09M
Full value: 17,086,917 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
10%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 1.9% | 322,788 | 0% | 0% | $613,297 |
| CAPTRUST FINANCIAL ADVISORS | 1.2% | 206,738 | 0% | 0% | $392,802 |
| HAMILTON LANE ADVISORS LLC | 0.94% | 160,228 | 0% | 0.2% | $304,433 |
| D.A. DAVIDSON & CO. | 0.87% | 148,179 | +9.4% | 0% | $281,540 |
| BlackRock, Inc. | 0.7% | 119,519 | +51% | 0% | $227,086 |
| Icon Wealth Advisors, LLC | 0.63% | 108,361 | 0% | 0.01% | $205,886 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.63% | 107,761 | -9.7% | 0% | $204,824 |
| VANGUARD FIDUCIARY TRUST CO | 0.41% | 70,104 | +45% | 0% | $133,198 |
| RAYMOND JAMES FINANCIAL INC | 0.34% | 58,428 | +50% | 0% | $111,013 |
| Sigma Planning Corp | 0.33% | 55,553 | +6.1% | 0% | $105,551 |
| OSAIC HOLDINGS, INC. | 0.29% | 50,353 | -21% | 0% | $95,670 |
| MILLENNIUM MANAGEMENT LLC | 0.28% | 48,459 | -24% | 0% | $92,072 |
| SENTINEL TRUST CO LBA | 0.23% | 40,130 | 0% | 0.01% | $76,000 |
| UBS Group AG | 0.22% | 38,084 | +13% | 0% | $72,359 |
| NORTHERN TRUST CORP | 0.15% | 25,922 | -8% | 0% | $49,252 |
| STATE STREET CORP | 0.14% | 23,176 | 0% | 0% | $44,034 |
| Trinity Legacy Partners, LLC | 0.14% | 23,162 | 0% | 0.01% | $50,956 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.13% | 22,956 | -38% | 0% | $43,616 |
| Mariner, LLC | 0.11% | 19,075 | +5.5% | 0% | $36,243 |
| Uncommon Cents Investing LLC | 0.11% | 18,200 | 0% | 0.01% | $34,580 |
| Prospera Financial Services Inc | 0.1% | 17,500 | 0% | 0% | $33,250 |
| CITADEL ADVISORS LLC | 0.09% | 14,726 | 0% | $27,979 | |
| Qube Research & Technologies Ltd | 0.08% | 14,276 | 0% | $27,124 | |
| TWO SIGMA INVESTMENTS, LP | 0.08% | 13,627 | 0% | 0% | $25,891 |
| Westend Capital Management, LLC | 0.08% | 13,000 | 0% | 0.01% | $24,700 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
4
Headline period
Q2 2026
Rows shown
1-4 of 4