583 institutions reported holding $7.20B of LANDSTAR SYS INC (LSTR) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($745.5M), BlackRock, Inc. ($698.7M), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC ($638.5M), AQR CAPITAL MANAGEMENT LLC ($439.0M), Boston Partners ($297.6M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30