Insider · CIK 0001672978

LANIGAN MATTHEW

Reports to the SEC for 1 company · THE WOODLANDS, TX

sec.gov

Transactions

Companies

Filings

CIK

0001672978

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-03	NPKINPK International Inc.S Sale	Director, President & CEO	SSale	−167K sh	$14.43	−$2.42M	254,699
2026-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−22.2K sh	$14.31	−$318K	389,203
2026-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−27.9K sh	$14.31	−$399K	361,309
2026-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−39.4K sh	$14.31	−$564K	321,886
2026-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+100K sh	—	—	422,074
2026-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−100K sh	—	—	0
2026-05-19	NPKINPK International Inc.A Award	Director, President & CEO	AAward	+85.8K sh	—	—	411,435
2025-10-03	NPKINPK International Inc.G Gift	Director, President & CEO	GGift	−770K sh	—	—	325,664
2025-09-03	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+1,000 sh	$4.32	+$4,320	1,096,913
2025-09-03	NPKINPK International Inc.S Sale	Director, President & CEO	SSale	−1,000 sh	$10.38	−$10.4K	1,095,913
2025-09-03	NPKINPK International Inc. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−1,000 sh	$10.38	−$10.4K	0
2025-08-22	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+68.9K sh	$4.32	+$298K	1,164,809
2025-08-22	NPKINPK International Inc.S Sale	Director, President & CEO	SSale	−68.9K sh	$10.34	−$713K	1,095,913
2025-08-22	NPKINPK International Inc. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−68.9K sh	$10.34	−$713K	1,000
2025-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+109K sh	—	—	1,100,134
2025-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+100K sh	—	—	1,200,322
2025-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−22.2K sh	$8.09	−$180K	1,178,090
2025-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−39.4K sh	$8.09	−$319K	1,138,667
2025-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−42.8K sh	$8.09	−$346K	1,095,913
2025-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−109K sh	—	—	200,376
2025-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−100K sh	—	—	100,188
2025-05-14	NPKINPK International Inc.A Award	Director, President & CEO	AAward	+213K sh	—	—	991,483
2024-09-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+33.3K sh	—	—	791,932
2024-09-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−13.1K sh	$8.23	−$108K	778,816
2024-09-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−33.3K sh	—	—	309,027
2024-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+37.1K sh	—	—	646,531
2024-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+109K sh	—	—	755,182
2024-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+100K sh	—	—	855,371
2024-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−39.4K sh	$8.48	−$334K	815,947
2024-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−42.8K sh	$8.48	−$363K	773,193
2024-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−14.6K sh	$8.48	−$124K	758,599
2024-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−37.1K sh	—	—	551,200
2024-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−109K sh	—	—	442,549
2024-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−100K sh	—	—	342,360
2024-05-15	NPKINPK International Inc.A Award	Director, President & CEO	AAward	+169K sh	—	—	609,441
2023-09-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+33.3K sh	—	—	453,061
2023-09-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−13.1K sh	$6.13	−$80.4K	439,945
2023-09-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−33.3K sh	—	—	588,290
2023-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+109K sh	—	—	419,138
2023-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−42.8K sh	$3.67	−$157K	376,384
2023-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+34.4K sh	—	—	410,757
2023-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−13.5K sh	$3.67	−$49.6K	397,232
2023-06-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+37.1K sh	—	—	434,322
2023-06-01	NPKINPK International Inc.F Tax Payment	Director, President & CEO	FTax Payment	−14.6K sh	$3.67	−$53.6K	419,728
2023-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−109K sh	—	—	693,086
2023-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−34.4K sh	—	—	658,713
2023-06-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−37.1K sh	—	—	621,623
2023-05-18	NPKINPK International Inc. · Restricted Stock UnitsA Award	Director, President & CEO	AAward	+301K sh	—	—	801,738
2022-09-01	NPKINPK International Inc.M Exercise/Conversion	Director, President & CEO	MExercise/Conversion	+33.3K sh	—	—	310,486
2022-09-01	NPKINPK International Inc. · Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO	MExercise/Conversion	−33.3K sh	—	—	501,173

Recent filings

Accepted (ET)
Jun 54
LANIGAN MATTHEW0001672978-26-000006
SEC(opens sec.gov)
Jun 34
LANIGAN MATTHEW0001672978-26-000004
SEC(opens sec.gov)
May 214
LANIGAN MATTHEW0001672978-26-000002
SEC(opens sec.gov)
Oct 64
LANIGAN MATTHEW0001672978-25-000004
SEC(opens sec.gov)
Sep 44
LANIGAN MATTHEW0000071829-25-000129
SEC(opens sec.gov)
Aug 264
LANIGAN MATTHEW0000071829-25-000126
SEC(opens sec.gov)
Jun 34
LANIGAN MATTHEW0000071829-25-000091
SEC(opens sec.gov)

Companies

NPK International Inc.Director, President & CEONPKI

Address

9320 LAKESIDE BOULEVARD SUITE 100

THE WOODLANDS, TX, 77381