434 institutions reported holding $6.15B of BRUSH ENGINEERED (MTRN) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($1.03B), VANGUARD GROUP INC ($747.5M), STATE STREET CORP ($433.0M), Capital Research Global Investors ($297.5M), AMERICAN CENTURY COMPANIES INC ($183.2M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30