DURKIN MARIAN M (CIK 1332448) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-01). Recent activity: Buy MDU (152 shares), Buy MDU (164 shares), Buy MDU (7,274 shares), Buy MDU (182 shares), Buy MDU (175 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-01 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 152 | $0 |
| 2026-01-02 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 164 | $0 |
| 2025-11-14 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 7,274 | $0 |
| 2025-10-01 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 182 | $0 |
| 2025-07-01 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 175 | $0 |
| 2025-04-01 | MDU RESOURCES GROUP INC (MDU) | Director | Buy | 165 | $0 |
Source: SEC Form 4 filings · as of 2026-07-01