ROBERTSON CORBIN J JR (CIK 1194888) reported 7 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-02-12). Recent activity: Buy NRP (72,849 shares), Sell NRP (28,666 shares), Buy KLXE (14,481 shares), Sell NRP (794 shares), Buy NRP (58,050 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-12 | NATURAL RESOURCE PARTNERS LP (NRP) | Chairman and CEO | Buy | 72,849 | $0 |
| 2026-02-12 | NATURAL RESOURCE PARTNERS LP (NRP) | Chairman and CEO | Sell | 28,666 | $3.5M |
| 2026-02-02 | KLX Energy Services Holdings, Inc. (KLXE) | Director | Buy | 14,481 | $0 |
| 2026-01-05 | NATURAL RESOURCE PARTNERS LP (NRP) | Chairman and CEO | Sell | 794 | $0 |
| 2025-02-12 | NATURAL RESOURCE PARTNERS LP (NRP) | Chairman and CEO | Buy | 58,050 | $0 |
| 2025-02-12 | NATURAL RESOURCE PARTNERS LP (NRP) | Chairman and CEO | Sell | 22,843 | $2.3M |
| 2025-02-04 | KLX Energy Services Holdings, Inc. (KLXE) | Director | Buy | 5,658 | $0 |
Source: SEC Form 4 filings · as of 2026-02-12