374Water Inc.
SCWO- Exchange
- Nasdaq
- Industry
- Motors & Generators
- SEC CIK
- 0000933972
No open-market purchases or sales by 374Water Inc. insiders were filed in the last 90 days; 44 institutions reported holding it in 13F filings for Q2 2026, worth $3.40M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in 374Water Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 47
- +4 vs. Q4 2025
- Shares held
- 1.74M
- +532.6K (+44.1%) vs. Q4 2025
- Total value
- $4.91M
- +$2.44M (+99.0%) vs. Q4 2025
- New holders
- 9
- 7 more added
- Sold out
- 5
- 7 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SCWO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 44 | $3.40M |
| Q1 2026 | 47 | $4.91M |
| Q4 2025 | 44 | $3.13M |
| Q3 2025 | 62 | $4.18M |
| Q2 2025 | 74 | $5.22M |
| Q1 2025 | 78 | $6.58M |
| Q4 2024 | 75 | $13.6M |
| Q3 2024 | 76 | $24.8M |
| Q2 2024 | 66 | $21.1M |
| Q1 2024 | 69 | $21.1M |
| Q4 2023 | 66 | $22.9M |
| Q3 2023 | 62 | $20.2M |
| Q2 2023 | 63 | $38.4M |
| Q1 2023 | 47 | $52.5M |
| Q4 2022 | 29 | $21.0M |
| Q3 2022 | 25 | $21.1M |
| Q2 2022 | 14 | $13.1M |
| Q1 2022 | 1 | $197.0K |
| Q4 2021 | 1 | $139.0K |
| Q3 2021 | 1 | $101.0K |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding 374Water Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 322,788 | $916.7K | 0.00% | +322,788 | New |
| Captrust Financial Advisors | 206,738 | $587.1K | 0.00% | +124,051+150.0% | Added |
| Hamilton Lane Advisors LLC | 160,228 | $455.0K | 0.33% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 135,482 | $384.8K | 0.00% | +26,188+24.0% | Added |
| Geode Capital Management, LLC | 119,354 | $339.1K | 0.00% | +16,510+16.1% | Added |
| Icon Wealth Advisors, LLC | 108,361 | $261.1K | 0.02% | 00.0% | Unchanged |
| BlackRock, Inc. | 79,292 | $225.2K | 0.00% | −30.0% | Reduced |
| Millennium Management LLC | 63,675 | $180.8K | 0.00% | −24,983−28.2% | Reduced |
| Advisor Group Holdings, Inc. | 63,353 | $179.9K | 0.00% | 00.0% | Unchanged |
| Sigma Planning Corp | 52,353 | $148.7K | 0.00% | +7,000+15.4% | Added |
| Vanguard Fiduciary Trust Co | 48,458 | $137.6K | 0.00% | +48,458 | New |
| Sentinel Trust Co Lba | 40,130 | $114.0K | 0.01% | 00.0% | Unchanged |
| Raymond James Financial Inc | 39,023 | $110.8K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 37,028 | $105.2K | 0.00% | +37,028 | New |
| UBS Group AG | 33,844 | $96.1K | 0.00% | +20,189+147.9% | Added |
| Northern Trust Corp | 28,185 | $80.0K | 0.00% | 00.0% | Unchanged |
| Trinity Legacy Partners, LLC | 23,162 | $76.4K | 0.02% | −60.0% | Reduced |
| State Street Corp | 23,176 | $65.8K | 0.00% | 00.0% | Unchanged |
| Uncommon Cents Investing LLC | 18,200 | $51.7K | 0.01% | 00.0% | Unchanged |
| Mariner, LLC | 18,075 | $51.3K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 17,500 | $49.7K | 0.00% | +17,500 | New |
| Patron Partners Advisors, LLC | 15,000 | $42.6K | 0.02% | +1,000+7.1% | Added |
| Two Sigma Investments, LP | 13,627 | $38.7K | 0.00% | 00.0% | Unchanged |
| Westend Capital Management, LLC | 13,000 | $36.9K | 0.01% | +13,000 | New |
| Tfo-TDC, LLC | 11,859 | $33.7K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 10,750 | $30.5K | 0.00% | −150−1.4% | Reduced |
| Compass Ion Advisors, LLC | 10,164 | $28.9K | 0.00% | 00.0% | Unchanged |
| Matrix Asset Advisors Inc | 10,000 | $28.4K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 6,085 | $17.3K | 0.00% | −587−8.8% | Reduced |
| Avalon Trust Co | 4,300 | $12.2K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 1,970 | $5.59K | 0.00% | +1,970 | New |
| Royal Bank of Canada | 1,676 | $4.00K | 0.00% | +911+119.1% | Added |
| Tower Research Capital LLC (TRC) | 1,303 | $3.70K | 0.00% | −2,940−69.3% | Reduced |
| Fifth Third Bancorp | 1,300 | $3.69K | 0.00% | 00.0% | Unchanged |
| Graney & King, LLC | 750 | $2.13K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 345 | $949 | 0.00% | 00.0% | Unchanged |
| Wealth Preservation Advisors, LLC | 250 | $710 | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 210 | $597 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 100 | $284 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 58 | $160 | 0.00% | 00.0% | Unchanged |
| First Community Trust NA | 50 | $142 | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 50 | $142 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 40 | $118 | 0.00% | +40 | New |
| First Pacific Financial | 30 | $86 | 0.00% | +30 | New |
| Rockefeller Capital Management L.P. | 10 | $28 | 0.00% | −305−96.8% | Reduced |
| Optiver Holding B.V. | 2 | $6 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $3 | 0.00% | +1 | New |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −61,929−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −12,604−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −368−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −128−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −98−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |