Pladsen Glenn R. (CIK 1978493) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-05). Recent activity: Buy KNF (2,950 shares), Sell KNF (1,385 shares), Sell KNF (1,569 shares), Buy KNF (1,786 shares), Sell KNF (1,292 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-05 | Knife River Corp (KNF) | VP & Chief Excellence Officer | Buy | 2,950 | $0 |
| 2026-02-17 | Knife River Corp (KNF) | VP & Chief Excellence Officer | Sell | 1,385 | $113,210 |
| 2026-02-17 | Knife River Corp (KNF) | VP & Chief Excellence Officer | Sell | 1,569 | $128,250 |
| 2025-03-03 | Knife River Corp (KNF) | VP & Chief Excellence Officer | Buy | 1,786 | $0 |
| 2025-03-03 | Knife River Corp (KNF) | VP & Chief Excellence Officer | Sell | 1,292 | $122,391 |
Source: SEC Form 4 filings · as of 2026-03-05