Waters Corp /De/ (WAT) Institutional Ownership

Ownership Summary

The institutional landscape for Waters Corp /De/ (NYSE:WAT) includes 31 filers as of the latest reporting cycle ending December 2025.

• The percentage of Waters owned by institutions changed from 96.4% in September 2025 to 0.3% in December 2025, marking a slight down trend.
• The company experienced a 17.26% quarterly change in institutional shares held, alongside a decrease of 95.87% in total owners annually.
• During the quarter, 13 institutions bought more Waters shares, 8 sold shares, and 10 of the 31 total investors held their position steady.
• The total number of shares held by institutions in Waters increased to 151.95K as of December 2025, a net change of up by 22.36K shares quarter on quarter, and down 57.09Mn shares year over year.
• With 37.24K shares, SG Americas Securities, LLC commands the largest institutional position in Waters as of December 31, 2025, equating to 0.06% of the company.
• Among the most significant buyers of Waters during December 2025 were SG Americas Securities, LLC (31.46K), Foguth Wealth Management, LLC. (5.11K), Marshall Financial Group, LLC (2.23K), NORDEA INVESTMENT MANAGEMENT AB (1.85K), Gilbert & Cook, Inc. (702).
• Leading sellers of Waters stock in December 2025 included Assenagon Asset Management S.A. (18.41K), Union Bancaire Privee, UBP SA (1.55K), BALDWIN WEALTH PARTNERS LLC/MA (531), ARMSTRONG HENRY H ASSOCIATES INC (127), MassMutual Private Wealth & Trust, FSB (127).
• The top 10 institutional holders of Waters for the quarter ending December 2025 included SG Americas Securities, LLC (37.24K), Assenagon Asset Management S.A. (28.83K), BALDWIN WEALTH PARTNERS LLC/MA (22.80K), NORDEA INVESTMENT MANAGEMENT AB (13.55K), Dynamic Advisor Solutions LLC (9.42K), Foguth Wealth Management, LLC. (5.11K), Union Bancaire Privee, UBP SA (4.30K), ARMSTRONG HENRY H ASSOCIATES INC (4.14K), FULTON BANK, N.A. (3.07K), PARK AVENUE SECURITIES LLC (3.01K).