| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DEMOREST ROBERT L | Director | C/O MARTEN TRANSPORT, LTD., 129 MARTEN STREET, MONDOVI | /s/ James J. Hinnendael, attorney-in-fact | 2025-05-08 | 0001239192 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MRTN | Common Stock | Award | $0 | +4.5K | +7.91% | $0.00 | 61.4K | May 6, 2025 | Direct |