Johnson Rob L. (CIK 1979103) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-19). Recent activity: Buy MDU (5,830 shares), Sell MDU (10,630 shares), Buy MDU (5,785 shares), Sell MDU (6,778 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-19 | MDU RESOURCES GROUP INC (MDU) | President-WBI | Buy | 5,830 | $0 |
| 2026-02-19 | MDU RESOURCES GROUP INC (MDU) | President-WBI | Sell | 10,630 | $216,427 |
| 2025-02-14 | MDU RESOURCES GROUP INC (MDU) | President-WBI | Buy | 5,785 | $0 |
| 2025-02-14 | MDU RESOURCES GROUP INC (MDU) | President-WBI | Sell | 6,778 | $114,074 |
Source: SEC Form 4 filings · as of 2026-02-19