Hinnendael James J (CIK 1348356) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-07). Recent activity: Buy MRTN (6,766 shares), Sell MRTN (2,885 shares), Buy MRTN (6,807 shares), Sell MRTN (2,438 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-07 | MARTEN TRANSPORT LTD (MRTN) | EVP & Chief Financial Officer | Buy | 6,766 | $0 |
| 2026-02-23 | MARTEN TRANSPORT LTD (MRTN) | Exec. VP and CFO | Sell | 2,885 | $40,102 |
| 2025-05-08 | MARTEN TRANSPORT LTD (MRTN) | Exec. VP and CFO | Buy | 6,807 | $0 |
| 2025-03-12 | MARTEN TRANSPORT LTD (MRTN) | Exec. VP and CFO | Sell | 2,438 | $34,156 |
Source: SEC Form 4 filings · as of 2026-05-07