468 institutions reported holding $3.91B of Mueller Water Products (MWA) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($663.5M), VANGUARD GROUP INC ($515.5M), STATE STREET CORP ($163.5M), FIRST TRUST ADVISORS LP ($157.7M), FIDUCIARY MANAGEMENT INC /WI/ ($152.4M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30