374Water Inc. (SCWO) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, 374Water Inc. (NASDAQ:SCWO) is held by 41 institutional firms.

• The percentage of 374Water owned by institutions changed from 99.8% in September 2025 to 10.2% in December 2025, marking a slight down trend.
• The company experienced a nan% quarterly change in institutional shares held, alongside a decrease of 46.75% in total owners annually.
• A review of institutional activity for 374Water shows 41 of 41 filers increasing their positions, while 0 reduced their stake, and 0 remained unchanged.
• The total number of shares held by institutions in 374Water increased to 1.48Mn as of December 2025, a net change of up by 1.48Mn shares quarter on quarter, and down 18.51Mn shares year over year.
• VANGUARD GROUP INC continues to be the largest institutional holder of 374Water as of December 31, 2025, with a position of 326.94K shares, representing 2.26% of the company's outstanding stock.
• Among the most significant buyers of 374Water during December 2025 were VANGUARD GROUP INC (326.94K), HAMILTON LANE ADVISORS LLC (160.23K), D.A. DAVIDSON & CO. (109.29K), Icon Wealth Advisors, LLC (108.36K), GEODE CAPITAL MANAGEMENT, LLC (102.84K).
• The top 10 institutional holders of 374Water for the quarter ending December 2025 included VANGUARD GROUP INC (326.94K), HAMILTON LANE ADVISORS LLC (160.23K), D.A. DAVIDSON & CO. (109.29K), Icon Wealth Advisors, LLC (108.36K), GEODE CAPITAL MANAGEMENT, LLC (102.84K), MILLENNIUM MANAGEMENT LLC (88.66K), CAPTRUST FINANCIAL ADVISORS (82.69K), BlackRock, Inc. (79.30K), OSAIC HOLDINGS, INC. (63.35K), JANE STREET GROUP, LLC (61.93K).