Director at NPK International (NPKI) receives 8,558-share stock grant, holds 126,693

Rhea-AI Filing Summary

Meer Claudia Michel reported acquisition or exercise transactions in this Form 4 filing.

NPK International Inc. director Claudia Michel Meer received a grant of 8,558 shares of Common Stock. The award was granted at no cash price and increases her direct holdings to 126,693 shares after the transaction. The shares will vest on the earlier of the first anniversary of the grant date or the day prior to the next annual stockholders meeting, making this a routine equity compensation grant rather than an open-market purchase.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Meer Claudia Michel

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	8,558	$0.00	--

Holdings After Transaction: Common Stock — 126,693 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares granted: 8,558 shares Price per share: $0.0000 per share Shares held after: 126,693 shares

3 metrics

Shares granted 8,558 shares Common Stock award coded as grant, award, or other acquisition

Price per share $0.0000 per share Indicates no cash paid for the granted shares

Shares held after 126,693 shares Total direct Common Stock holdings following the grant

Key Terms

Grant, award, or other acquisition, vesting, annual stockholders meeting, Common Stock

4 terms

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

vesting financial

"The shares will vest on the earlier of the first anniversary"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

annual stockholders meeting financial

"or the day prior to the next annual stockholders meeting"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Meer Claudia Michel

(Last) (First) (Middle)

9320 LAKESIDE BOULEVARD

SUITE 100

(Street)

THE WOODLANDS TEXAS 77381

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NPK International Inc. [ NPKI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/20/2026		A		8,558(1)	A	$0.0	126,693	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

	By: M. Celeste Fruge For: Claudia Meer	05/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did NPK International Inc. (NPKI) report for Claudia Michel Meer?

NPK International reported that director Claudia Michel Meer received a grant of 8,558 shares of Common Stock. This was a share award at no cash cost, classified as a “Grant, award, or other acquisition,” and is part of her equity compensation.

How many NPKI shares does Claudia Michel Meer hold after this Form 4 transaction?

After the award, Claudia Michel Meer directly holds 126,693 shares of NPK International Common Stock. This figure includes the 8,558-share grant reported in the Form 4 and reflects her direct ownership position following the transaction.

Was the NPKI insider transaction a market purchase or a compensation grant?

The transaction was a compensation grant, not a market purchase. It is coded as an “A” transaction, described as a grant, award, or other acquisition, with a per-share transaction price of 0.0000, indicating no cash was paid for the shares.

What are the vesting terms of Claudia Michel Meer’s 8,558-share NPKI grant?

The 8,558-share grant will vest on the earlier of the first anniversary of the grant date or the day prior to NPK International’s next annual stockholders meeting. These time-based vesting conditions tie the award to continued service over that period.

Does the NPKI Form 4 show any derivative securities or option exercises for Claudia Michel Meer?

The Form 4 does not list any derivative securities or option exercises for Claudia Michel Meer. The filing shows one non-derivative Common Stock grant and an empty derivative securities summary, indicating no options or similar instruments were reported.

Did the NPKI insider filing report any insider share sales by Claudia Michel Meer?

No insider share sales were reported for Claudia Michel Meer. The transaction summary shows one acquisition transaction and zero sales, gifts, tax withholdings, or restructuring entries, reflecting only the 8,558-share award of Common Stock.