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LSTR

Landstar System Inc
$208.21 +0.86 (+0.41%) At close · Jul 2
Market Cap
$7.06B
Shares
33,928,210

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

The Jun 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out.
Holders: 478
Total Value: $5,433,641,674
Total Shares: 33,894,258
Showing 1–100 of 486 holdings by value · page 1 of 5

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 478 13F filers
Top Holder
10.1%
Jun 2023 → Mar 2026 · range 9.4% – 11.5%
of institutional value
Top 5
33.8%
Jun 2023 → Mar 2026 · range 33.8% – 43.4%
of institutional value
Top 10
48.5%
Jun 2023 → Mar 2026 · range 48.5% – 56.8%
of institutional value
HHI
350
Jun 2023 → Mar 2026 · range 350 – 472
Broadly held
Showing 100 of 486
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 853816 CUSIP 515098101 13F (30d) 7 filings 6 filers Visit website Investor relations