🕵️ Marten Transport Ltd ($MRTN)
SEC insider & ownership activity, last 12 months · CIK 799167 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 6.0% | 13G | Jan 21, 2026 | filing ↗ | |
| Nuance Investments LLC | exited | 13G | Jul 6, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 12, 2026 | filing ↗ |
| New financial obligation (2.03) | Jun 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 12, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 5, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Earnings (2.02) | Apr 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 23, 2026 | filing ↗ |
| Earnings (2.02) | Jan 27, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 27, 2026 | filing ↗ |
| Earnings (2.02) | Oct 23, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 23, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 23, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 30, 2025 | filing ↗ |
| Officer/director changes (5.02) | Aug 19, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 19, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 19, 2025 | filing ↗ |