ROBERTSON CORBIN J JR
SEC insider (Form 3/4/5 filer). CIK 0001194888. Director at KLX Energy Services Holdings, Inc. (KLXE) and 1 other issuer. 11 reported Form 4/5 transactions since Sep 2024; latest on Sep 16, 2026. Located in HOUSTON, TX.
Companies ROBERTSON CORBIN J JR has filed insider reports for
- KLX Energy Services Holdings, Inc. (KLXE): Director
- NATURAL RESOURCE PARTNERS LP (NRP): Director, Officer, 10% Owner, Chairman and CEO
ROBERTSON CORBIN J JR
CIK: 0001194888
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (11 total)
- Sep 16, 2026KLXE
KLX Energy Services Holdings, Inc.
ExerciseIndirect38.7K shares at avg. $1.49$58K - Sep 14, 2026KLXE
KLX Energy Services Holdings, Inc.
ExerciseDirect225.4K shares at avg. $1.49$336K - Feb 10, 2026NRP
NATURAL RESOURCE PARTNERS LP
Tax PaymentIndirect28.7K shares at avg. $123.04$3.5M - Feb 10, 2026NRP
NATURAL RESOURCE PARTNERS LP
ExerciseIndirect72.8K shares- - Feb 4, 2026NRP
NATURAL RESOURCE PARTNERS LP
AwardDirectPHANTOM UNITS
7.9K shares- - Jan 29, 2026KLXE
KLX Energy Services Holdings, Inc.
AwardDirect14.5K shares- - Dec 31, 2025NRP
NATURAL RESOURCE PARTNERS LP
OtherIndirect794 shares- - Feb 11, 2025NRP
NATURAL RESOURCE PARTNERS LP
ExerciseIndirect58.1K shares- - Feb 11, 2025NRP
NATURAL RESOURCE PARTNERS LP
Tax PaymentIndirect22.8K shares at avg. $102.72$2.3M - Feb 5, 2025NRP
NATURAL RESOURCE PARTNERS LP
AwardDirectPhantom Units
7.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 16, 2026 |  KLXE KLX Energy Services Holdings, Inc. | Exercise | 38,694 | $1.49 | $57,654 | Indirect |
| Sep 14, 2026 | KLXE KLX Energy Services Holdings, Inc. | Exercise | 225,353 | $1.49 | $335,776 | Direct |
| Feb 10, 2026 |  NRP NATURAL RESOURCE PARTNERS LP | Tax Payment | 28,666 | $123.04 | $3,527,065 | Indirect |
| Feb 10, 2026 | NRP NATURAL RESOURCE PARTNERS LP | Exercise | 72,849 | - | $0 | Indirect |
| Feb 4, 2026 | NRP NATURAL RESOURCE PARTNERS LP | Award PHANTOM UNITS | 7,938 | - | - | Direct |
| Jan 29, 2026 | KLXE KLX Energy Services Holdings, Inc. | Award | 14,481 | - | $0 | Direct |
| Dec 31, 2025 | NRP NATURAL RESOURCE PARTNERS LP | Other | 794 | - | $0 | Indirect |
| Feb 11, 2025 | NRP NATURAL RESOURCE PARTNERS LP | Exercise | 58,050 | - | - | Indirect |
| Feb 11, 2025 | NRP NATURAL RESOURCE PARTNERS LP | Tax Payment | 22,843 | $102.72 | $2,346,433 | Indirect |
| Feb 5, 2025 | NRP NATURAL RESOURCE PARTNERS LP | Award Phantom Units | 7,515 | - | - | Direct |
1-10 of 11 transactions