SCHEDULE 13G/A

LANDSTAR SYSTEM INC

Common Stock · CUSIP: 515098101

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Morgan Stanley

  Shares: 1,508,015 · Class: 4.4%

• Atlanta Capital Management Company, LLC

  Shares: 1,293,829 · Class: 3.8%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.