Thomas E. Gottwald)

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Richmond, VA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Anne-Marie Anderson, (by Power of Attorney for Thomas E. Gottwald)
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Thomas E. Gottwald)

Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
143,837
Estimated value
$92,192,325
Report date
04 Jun 2026
Price
$640.95
Ownership
2025 GRAT
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
116,635
Estimated value
$74,757,203
Report date
04 Jun 2026
Price
$640.95
Ownership
Direct
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
46,407
Estimated value
$29,744,566
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as co-trustee fbo (among others reporting Floyd D. Gottwald)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
40,199
Estimated value
$25,765,446
Report date
04 Jun 2026
Price
$640.95
Ownership
NewMarket Savings Plan
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
6,889
Estimated value
$4,415,504
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as co-trustee fbo children dtd. 12/16/1991
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
5,147
Estimated value
$3,298,969
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held by wife
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
1,830
Estimated value
$1,172,938
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 3)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
1,436
Estimated value
$920,404
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 5)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
1,186
Estimated value
$760,166
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 6)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
1,164
Estimated value
$746,065
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 7)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
807
Estimated value
$517,246
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 8)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
618
Estimated value
$396,107
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 9)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
378
Estimated value
$242,279
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 12)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
363
Estimated value
$232,664
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 11)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
363
Estimated value
$232,664
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 13)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
0
Estimated value
$0
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 1)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
0
Estimated value
$0
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 10)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
0
Estimated value
$0
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 2)
Form 4 holding Chairman, President & CEO, Director

NEWMARKET CORP

Security class
Common Stock
Shares / value
0
Estimated value
$0
Report date
04 Jun 2026
Price
$640.95
Ownership
Shares held as trustee for grandchild (trust 4)

Insider Reports Filed by Thomas E. Gottwald)

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .