MRTN MARTEN TRANSPORT LTD: institutional ownership and insider trading
248 funds reported holding $1.12B of MARTEN TRANSPORT LTD in their latest 13F filings; in Q2 2026 funds net bought $58.4M, with 38 new positions and 31 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market.
Famous investors holding MRTN
- Two Sigma (Two Sigma Investments): $31.8M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $13.8M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $962K, 0.0% of the portfolio
Largest institutional holders of MRTN
- BlackRock, Inc. (BLK) — $175M
- DIMENSIONAL FUND ADVISORS LP — $86.7M
- AMERICAN CENTURY COMPANIES INC — $48.6M
- STATE STREET CORP (STT, STT-PG) — $47.3M
- FMR LLC — $46.9M
- VANGUARD GROUP INC — $45.7M
- VANGUARD CAPITAL MANAGEMENT LLC — $43.8M
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $36.5M
- Nuveen, LLC — $33.7M
- TWO SIGMA INVESTMENTS, LP — $31.8M
Recent MRTN insider trades
- Apr 28, 2025: Bauer Jerry M bought 20,000 shares ($258K)
- Oct 30, 2024: Bauer Jerry M bought 10,000 shares ($158K)
5%+ owners
- Dimensional Fund Advisors LP: 6.0% (Schedule 13G/A, filed Jan 21, 2026)