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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 profile photo

ROBERTSON CORBIN J JR

CIK: 0001194888

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)4 (36.4%)

Derivative conversions

Awards (A)4 (36.4%)

Compensation grants

Other (G, F, J, C, D, …)3 (27.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

KLX Energy Services Holdings, Inc. logo
KLXE

KLX Energy Services Holdings, Inc.

Director
NATURAL RESOURCE PARTNERS LP logo
NRP

NATURAL RESOURCE PARTNERS LP

DirectorOfficer10% Owner

Discretionary Trading P&L

Holdings

Transaction History (11 total)

  • KLX Energy Services Holdings, Inc. logo
    KLXE

    KLX Energy Services Holdings, Inc.

    Sep 16, 2026
    Exercise
    Indirect
    38.7K shares at avg. $1.49$58K
  • KLX Energy Services Holdings, Inc. logo
    KLXE

    KLX Energy Services Holdings, Inc.

    Sep 14, 2026
    Exercise
    Direct
    225.4K shares at avg. $1.49$336K
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 10, 2026
    Tax Payment
    Indirect
    28.7K shares at avg. $123.04$3.5M
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 10, 2026
    Exercise
    Indirect
    72.8K shares-
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 4, 2026
    Award

    PHANTOM UNITS

    Direct
    7.9K shares-
  • KLX Energy Services Holdings, Inc. logo
    KLXE

    KLX Energy Services Holdings, Inc.

    Jan 29, 2026
    Award
    Direct
    14.5K shares-
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Dec 31, 2025
    Other
    Indirect
    794 shares-
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 11, 2025
    Exercise
    Indirect
    58.1K shares-
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 11, 2025
    Tax Payment
    Indirect
    22.8K shares at avg. $102.72$2.3M
  • NATURAL RESOURCE PARTNERS LP logo
    NRP

    NATURAL RESOURCE PARTNERS LP

    Feb 5, 2025
    Award

    Phantom Units

    Direct
    7.5K shares-

1-10 of 11