Who owns 374Water Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SCWO from SEC Form 13F filings across 44 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 44 institutions disclosed 1.8M shares of 374Water Inc. worth $3.4M — about 10.1% of shares outstanding; the largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
44
13F holders
$3.4M
value, 2026 filers
10.1%
of shares outstanding (1.8M sh)
6
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SCWO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 322,788 | $613,297 | 0.0% | 1.8% | 0.0% |
| 2 | CAPTRUST FINANCIAL ADVISORS | 206,738 | $392,802 | 0.0% | 1.2% | 0.0% |
| 3 | HAMILTON LANE ADVISORS LLC | 160,228 | $304,433 | 0.2% | 0.9% | 0.0% |
| 4 | D.A. DAVIDSON & CO. | 148,179 | $281,540 | 0.0% | 0.8% | +9.4% |
| 5 | BlackRock, Inc. | 119,519 | $227,086 | 0.0% | 0.7% | +50.7% |
| 6 | Icon Wealth Advisors, LLC | 108,361 | $205,886 | 0.0% | 0.6% | 0.0% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 107,761 | $204,824 | 0.0% | 0.6% | -9.7% |
| 8 | VANGUARD FIDUCIARY TRUST CO | 70,104 | $133,198 | 0.0% | 0.4% | +44.7% |
| 9 | RAYMOND JAMES FINANCIAL INC | 58,428 | $111,013 | 0.0% | 0.3% | +49.7% |
| 10 | Sigma Planning Corp | 55,553 | $105,551 | 0.0% | 0.3% | +6.1% |
| 11 | OSAIC HOLDINGS, INC. | 50,353 | $95,670 | 0.0% | 0.3% | -20.5% |
| 12 | MILLENNIUM MANAGEMENT LLC | 48,459 | $92,072 | 0.0% | 0.3% | -23.9% |
| 13 | SENTINEL TRUST CO LBA | 40,130 | $76,000 | 0.0% | 0.2% | 0.0% |
| 14 | UBS Group AG | 38,084 | $72,359 | 0.0% | 0.2% | +12.5% |
| 15 | NORTHERN TRUST CORP | 25,922 | $49,252 | 0.0% | 0.1% | -8.0% |
| 16 | STATE STREET CORP | 23,176 | $44,034 | 0.0% | 0.1% | 0.0% |
| 17 | Trinity Legacy Partners, LLC | 23,162 | $50,956 | 0.0% | 0.1% | 0.0% |
| 18 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 22,956 | $43,616 | 0.0% | 0.1% | -38.0% |
| 19 | Mariner, LLC | 19,075 | $36,243 | 0.0% | 0.1% | +5.5% |
| 20 | Uncommon Cents Investing LLC | 18,200 | $34,580 | 0.0% | 0.1% | 0.0% |
| 21 | Prospera Financial Services Inc | 17,500 | $33,250 | 0.0% | 0.1% | 0.0% |
| 22 | CITADEL ADVISORS LLCNEW | 14,726 | $27,979 | 0.0% | 0.1% | new |
| 23 | Qube Research & Technologies LtdNEW | 14,276 | $27,124 | 0.0% | 0.1% | new |
| 24 | TWO SIGMA INVESTMENTS, LP | 13,627 | $25,891 | 0.0% | 0.1% | 0.0% |
| 25 | Westend Capital Management, LLC | 13,000 | $24,700 | 0.0% | 0.1% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.