NewMarket president reports stock award and tax withholding

NewMarket Corp executive Brian D. Paliotti reported equity compensation activity and updated his share holdings.

Rhea-AI Filing Summary

NewMarket Corp executive Brian D. Paliotti reported equity compensation activity and updated his share holdings. On February 5, 2026, he received 535 shares of NewMarket common stock at $0.00 per share after performance-based restricted stock awards vested. The company then withheld 171 shares at a price of $714.88 per share to cover related tax obligations, leaving him with 3,239 directly held shares of common stock. He also reported 637.37 shares held indirectly through the NewMarket Savings Plan, reflecting periodic purchases by the plan trustee.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Paliotti Brian D

Role President Afton Chemical Corp

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	535	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	171	$714.88	$122K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 3,239 shares (Direct); Common Stock — 637.37 shares (Indirect, NewMarket Savings Plan)

Footnotes (3)

1. F1. On February 5, 2026, the Compensation Committee certified attainment of the performance goals for certain performance-based restricted stock awards ("Performance Stock"). The Performance Stock settled with shares of common stock.
2. F2. Shares withheld by the Company to satisfy tax withholding obligations related to the Performance Stock that vested on February 5, 2026.
3. F3. The increase in shares is due to periodic purchases by the Plan Trustee pursuant to the Plan.

FAQ

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What insider transactions did NEU executive Brian D. Paliotti report?

Brian D. Paliotti reported receiving 535 shares of NewMarket common stock from vested performance-based awards. The company withheld 171 shares at $714.88 per share to satisfy related tax obligations and updated his direct and plan-based share holdings accordingly.

How many NewMarket (NEU) shares does Brian D. Paliotti now hold directly?

After the February 5, 2026 transactions, Brian D. Paliotti directly holds 3,239 shares of NewMarket common stock. This figure reflects the 535-share award and the 171 shares withheld by the company to cover tax obligations tied to vested performance-based stock.

What was the nature of the 535 NewMarket shares reported on February 5, 2026?

The 535 NewMarket shares represent settlement of performance-based restricted stock awards. On February 5, 2026, the Compensation Committee certified achievement of performance goals, and the performance stock settled in shares of common stock awarded to executive Brian D. Paliotti.

Why were 171 NewMarket (NEU) shares withheld from Brian D. Paliotti?

NewMarket withheld 171 shares from Brian D. Paliotti to cover tax withholding obligations related to performance-based stock that vested on February 5, 2026. These shares were valued at $714.88 each for the purpose of satisfying the tax requirements on the vested award.

What does the NewMarket Savings Plan holding of 637.37 shares represent?

The 637.37 NewMarket shares reported under the NewMarket Savings Plan are held indirectly for Brian D. Paliotti. The increase in this position results from periodic purchases made by the plan trustee under the plan’s terms, rather than from a one-time open-market transaction.

What is Brian D. Paliotti’s role at NewMarket Corp (NEU)?

Brian D. Paliotti is reported as an officer of NewMarket Corp, serving as President of Afton Chemical Corp. His Form 4 filing reflects equity compensation and related tax withholding in NewMarket common stock tied to his role and performance-based stock awards.

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Accepted by SEC EDGAR 02/09/2026 - 04:30 PM Learn about SEC filing dates

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^*

Paliotti Brian D

(Last) (First) (Middle)

330 SOUTH FOURTH STREET

(Street)

RICHMOND VA 23219

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
NEWMARKET CORP [ NEU ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President Afton Chemical Corp

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

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

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

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

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	02/05/2026		A		535(1)	A	$0.00	3,410	D
Common Stock	02/05/2026		F		171(2)	D	$714.88	3,239	D
Common Stock								637.37(3)	I	NewMarket Savings Plan

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. On February 5, 2026, the Compensation Committee certified attainment of the performance goals for certain performance-based restricted stock awards ("Performance Stock"). The Performance Stock settled with shares of common stock.

2. Shares withheld by the Company to satisfy tax withholding obligations related to the Performance Stock that vested on February 5, 2026.

3. The increase in shares is due to periodic purchases by the Plan Trustee pursuant to the Plan.

	/s/ Anne-Marie Anderson (by Power of Attorney for Brian D. Paliotti)	02/09/2026
	** 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.