RODERICK A. LARSON - 15 May 2025 Form 4 Insider Report for NPK International Inc. (NPKI)

Role: Director
Signature: By: M. Celeste Fruge For: Roderick A. Larson
Issuer symbol: NPKI
Transactions as of: 15 May 2025
Net transactions value: $0
Form type: 4
Filing time: 19 May 2025, 17:09:13 UTC
Previous filing: 26 Feb 2025
Next filing: 24 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
LARSON RODERICK A.	Director	9320 LAKESIDE BOULEVARD, SUITE 100, THE WOODLANDS	By: M. Celeste Fruge For: Roderick A. Larson	19 May 2025	0001550150

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NPKI	Common Stock	Award	$0	+15,097		$0.000000	15,097	15 May 2025	Direct	F1
holding	NPKI	Common Stock						233,651	15 May 2025	LFV, LP	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares will vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual stockholders meeting.
F2	The reporting person disclaims beneficial ownership of these shares held indirectly through this entity except to the extent of the pecuniary interest held therein.