Insider · CIK 0001194888

ROBERTSON CORBIN J JR

Reports to the SEC for 4 companies · HOUSTON, TX

sec.gov

Transactions

Companies

Filings

CIK

0001194888

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-16	KLXEKLX Energy Services Holdings, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+38.7K sh	$1.49	+$57.7K	48,654
2026-09-16	KLXEKLX Energy Services Holdings, Inc. · Basic Subscription RightM Exercise/Conversion	Director	MExercise/Conversion	−9,960 sh	—	—	0
2026-09-14	KLXEKLX Energy Services Holdings, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+225K sh	$1.49	+$336K	283,359
2026-09-14	KLXEKLX Energy Services Holdings, Inc. · Basic Subscription RightM Exercise/Conversion	Director	MExercise/Conversion	−58K sh	—	—	0
2026-02-10	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+27.2K sh	—	—	0
2026-02-10	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+2,756 sh	—	—	2,756
2026-02-10	NRPNATURAL RESOURCE PARTNERS LPM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+72.8K sh	—	—	792,324
2026-02-10	NRPNATURAL RESOURCE PARTNERS LP · PERFORMANCE UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+40.4K sh	—	—	0
2026-02-10	NRPNATURAL RESOURCE PARTNERS LPF Tax Payment	Director, Chairman and CEO, 10% Owner	FTax Payment	−28.7K sh	$123.04	−$3.53M	763,658
2026-02-10	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+2,505 sh	—	—	5,010
2026-02-04	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSA Award	Director, Chairman and CEO, 10% Owner	AAward	+7,938 sh	—	—	7,938
2026-01-29	KLXEKLX Energy Services Holdings, Inc.A Award	Director	AAward	+14.5K sh	—	—	58,006
2025-12-31	NRPNATURAL RESOURCE PARTNERS LPJ Other	Director, Chairman and CEO, 10% Owner	JOther	−794 sh	—	—	719,475
2025-02-11	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+2,755 sh	—	—	5,512
2025-02-11	NRPNATURAL RESOURCE PARTNERS LPF Tax Payment	Director, Chairman and CEO, 10% Owner	FTax Payment	−22.8K sh	$102.72	−$2.35M	703,955
2025-02-11	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+27.2K sh	—	—	27,220
2025-02-11	NRPNATURAL RESOURCE PARTNERS LPM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+58.1K sh	—	—	726,798
2025-02-11	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+28.1K sh	—	—	0
2025-02-05	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsA Award	Director, Chairman and CEO, 10% Owner	AAward	+7,515 sh	—	—	7,515
2025-02-01	KLXEKLX Energy Services Holdings, Inc.A Award	Director	AAward	+5,658 sh	—	—	43,525
2024-02-15	NRPNATURAL RESOURCE PARTNERS LPM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+73.5K sh	—	—	697,682
2024-02-15	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+27.2K sh	—	—	54,439
2024-02-15	NRPNATURAL RESOURCE PARTNERS LPF Tax Payment	Director, Chairman and CEO, 10% Owner	FTax Payment	−28.9K sh	$86.91	−$2.51M	668,748
2024-02-15	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+18.2K sh	—	—	0
2024-02-15	NRPNATURAL RESOURCE PARTNERS LP · PHANTOM UNITSM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+28.1K sh	—	—	28,076
2024-02-07	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsA Award	Director, Chairman and CEO, 10% Owner	AAward	+8,267 sh	—	—	8,267
2024-02-01	KLXEKLX Energy Services Holdings, Inc.A Award	Director	AAward	+5,658 sh	—	—	37,867
2023-02-15	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+18.2K sh	—	—	18,235
2023-02-15	NRPNATURAL RESOURCE PARTNERS LPF Tax Payment	Director, Chairman and CEO, 10% Owner	FTax Payment	−24.1K sh	$54.08	−$1.3M	618,919
2023-02-15	NRPNATURAL RESOURCE PARTNERS LPM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+69.8K sh	—	—	642,976
2023-02-15	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+23.5K sh	—	—	0
2023-02-15	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+28.1K sh	—	—	56,152
2023-02-01	KLXEKLX Energy Services Holdings, Inc.A Award	Director	AAward	+2,030 sh	—	—	32,209
2023-02-01	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsA Award	Director, Chairman and CEO, 10% Owner	AAward	+81.7K sh	—	—	81,657
2022-03-24	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−4,430 sh	$7.22	−$32K	0
2022-03-23	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−18.9K sh	$7.00	−$132K	4,430
2022-03-21	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−47.4K sh	$7.16	−$339K	23,321
2022-03-18	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−29.3K sh	$7.28	−$213K	70,705
2022-03-17	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−9,690 sh	$7.59	−$73.6K	0
2022-03-17	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−88.1K sh	$7.57	−$666K	100,000
2022-03-16	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−28.1K sh	$7.94	−$223K	251,575
2022-03-16	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−63.5K sh	$8.53	−$542K	188,068
2022-03-15	KLXEKLX Energy Services Holdings, Inc.A Award	Director	AAward	+3,386 sh	—	—	30,179
2022-02-23	NRPNATURAL RESOURCE PARTNERS LPM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+73.2K sh	—	—	602,009
2022-02-23	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+31.5K sh	—	—	0
2022-02-23	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+18.2K sh	—	—	36,469
2022-02-23	NRPNATURAL RESOURCE PARTNERS LPF Tax Payment	Director, Chairman and CEO, 10% Owner	FTax Payment	−28.8K sh	$35.62	−$1.03M	573,208
2022-02-23	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsM Exercise/Conversion	Director, Chairman and CEO, 10% Owner	MExercise/Conversion	+23.5K sh	—	—	23,459
2022-02-09	NRPNATURAL RESOURCE PARTNERS LP · Phantom UnitsA Award	Director, Chairman and CEO, 10% Owner	AAward	+84.2K sh	—	—	84,227
2021-10-05	KLXEKLX Energy Services Holdings, Inc.S Sale	Director	SSale	−9,629 sh	$4.94	−$47.6K	0

Recent filings

Accepted (ET)
Sep 174
ROBERTSON CORBIN J JR0001738827-26-000043
SEC(opens sec.gov)
Sep 154
ROBERTSON CORBIN J JR0001738827-26-000041
SEC(opens sec.gov)
Feb 124
ROBERTSON CORBIN J JR0001437749-26-003973
SEC(opens sec.gov)
Feb 64
ROBERTSON CORBIN J JR0001437749-26-003315
SEC(opens sec.gov)
Feb 24
ROBERTSON CORBIN J JR0001738827-26-000002
SEC(opens sec.gov)
Jan 54
ROBERTSON CORBIN J JR0001437749-26-000382
SEC(opens sec.gov)
Feb 124
ROBERTSON CORBIN J JR0001567619-25-000137
SEC(opens sec.gov)
Feb 64
ROBERTSON CORBIN J JR0001567619-25-000074
SEC(opens sec.gov)
Feb 44
ROBERTSON CORBIN J JR0001738827-25-000026
SEC(opens sec.gov)

Companies

Address

3040 POST OAK BOULEVARD, 15TH FLOOR

HOUSTON, TX, 77056