ROBESON ROSE M (CIK 1251678) reported 7 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-08-31). Recent activity: Sell NPKI (10,000 shares), Buy SM (6,166 shares), Buy NPKI (10,862 shares), Buy WMB (3,818 shares), Buy SM (7,982 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-31 | NPK International Inc. (NPKI) | Director | Sell | 10,000 | $134,917 |
| 2026-06-23 | SM Energy Co (SM) | Director | Buy | 6,166 | $0 |
| 2026-05-21 | NPK International Inc. (NPKI) | Director | Buy | 10,862 | $0 |
| 2026-04-30 | WILLIAMS COMPANIES, INC. (WMB) | Director | Buy | 3,818 | $278,867 |
| 2025-06-11 | SM Energy Co (SM) | Director | Buy | 7,982 | $0 |
| 2025-05-19 | NPK International Inc. (NPKI) | Director | Buy | 18,720 | $0 |
| 2025-05-01 | WILLIAMS COMPANIES, INC. (WMB) | Director | Buy | 3,100 | $184,977 |
来源：SEC Form 4 申报文件 · 截至 2026-08-31