472 institutions reported holding $4.34B of MATTEL INC (MAT) in SEC 13F filings for 2026-06-30. Largest institutional holders: EdgePoint Investment Group Inc. ($708.5M), PRIMECAP MANAGEMENT CO/CA/ ($409.5M), VANGUARD GROUP INC ($399.2M), BlackRock, Inc. ($363.3M), ARIEL INVESTMENTS, LLC ($214.0M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30