THOMAS E. GOTTWALD - 25 Aug 2025 Form 4 Insider Report for NEWMARKET CORP (NEU)

Role
Chairman, President & CEO, Director
Signature
/s/ Anne-Marie Anderson (by Power of Attorney for Thomas E. Gottwald)
Issuer symbol
NEU
Transactions as of
25 Aug 2025
Net transactions value
$0
Form type
4
Filing time
03 Sep 2025, 16:43:06 UTC
Previous filing
25 Nov 2025
Next filing
09 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
GOTTWALD THOMAS E Chairman, President & CEO, Director 330 SOUTH FOURTH STREET, RICHMOND /s/ Anne-Marie Anderson (by Power of Attorney for Thomas E. Gottwald) 03 Sep 2025 0001246518

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction NEU Common Stock Gift $0 -315 -1.5% $0.000000 20,612 25 Aug 2025 Direct
holding NEU Common Stock 2,316 25 Aug 2025 Shares held as trustee for grandchild (trust 1)
holding NEU Common Stock 1,868 25 Aug 2025 Shares held as trustee for grandchild (trust 2)
holding NEU Common Stock 1,680 25 Aug 2025 Shares held as trustee for grandchild (trust 3)
holding NEU Common Stock 1,558 25 Aug 2025 Shares held as trustee for grandchild (trust 4)
holding NEU Common Stock 1,286 25 Aug 2025 Shares held as trustee for grandchild (trust 5)
holding NEU Common Stock 955 25 Aug 2025 Shares held as trustee for grandchild (trust 6)
holding NEU Common Stock 984 25 Aug 2025 Shares held as trustee for grandchild (trust 7)
holding NEU Common Stock 576 25 Aug 2025 Shares held as trustee for grandchild (trust 8)
holding NEU Common Stock 438 25 Aug 2025 Shares held as trustee for grandchild (trust 9)
holding NEU Common Stock 402 25 Aug 2025 Shares held as trustee for grandchild (trust 10)
holding NEU Common Stock 132 25 Aug 2025 Shares held as trustee for grandchild (trust 11)
holding NEU Common Stock 198 25 Aug 2025 Shares held as trustee for grandchild (trust 12)
holding NEU Common Stock 132 25 Aug 2025 Shares held as trustee for grandchild (trust 13)
holding NEU Common Stock 39,593 25 Aug 2025 NewMarket Savings Plan F1
holding NEU Common Stock 5,087 25 Aug 2025 Shares held by reporting person's wife
holding NEU Common Stock 46,407 25 Aug 2025 Shares held as co-trustee fbo (among others reporting Floyd D. Gottwald)
holding NEU Common Stock 6,889 25 Aug 2025 Shares held as co-trustee fbo children dtd. 12/16/1991
holding NEU Common Stock 63,607 25 Aug 2025 2022 GRAT
holding NEU Common Stock 225,000 25 Aug 2025 2025 GRAT
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The increase in shares is due to periodic purchases by the Plan Trustee pursuant to the Plan.