NEWMARKET CORP

PublicCIK: 1282637
NEUNYSE
Location

RICHMOND, VA

13F Filings

Institutional Holders

NEWMARKET CORPNEU— Latest position per institution from SEC 13F filings

15

Institutional holders

5.54M

Total shares held

3.34B

Estimated value

276.78K

Avg. position size

1

VANGUARD GROUP INC

CIK 102909

Shares

828.80K

Value

569.60M

Filed

Dec 31, 2025

2

BLACKROCK, INC.

CIK 2012383

Shares

716.68K

Value

459.36M

Filed

Mar 31, 2026

3

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

615.46K

Value

317.31M

Filed

Jun 30, 2024

4

LONDON CO OF VIRGINIA

CIK 1259887

Shares

461.03K

Value

295.51M

Filed

Mar 31, 2026

5

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

450.48K

Value

288.74M

Filed

Mar 31, 2026

6

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

354.29K

Value

227.08M

Filed

Mar 31, 2026

7

LSV ASSET MANAGEMENT

CIK 1050470

Shares

266.39K

Value

170.74K

Filed

Mar 31, 2026

8

BOSTON PARTNERS

CIK 1386060

Shares

251.12K

Value

160.93M

Filed

Mar 31, 2026

9

STATE STREET CORP

CIK 93751

Shares

233.64K

Value

150.43M

Filed

Mar 31, 2026

10

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

194.51K

Value

124.66M

Filed

Mar 31, 2026

11

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

184.73K

Value

118.42M

Filed

Mar 31, 2026

12

AMERICAN CENTURY COMPANIES INC

CIK 748054

Shares

168.64K

Value

108.09M

Filed

Mar 31, 2026

13

CAISSE DE DEPOT ET PLACEMENT DU QUEBEC

CIK 898286

Shares

133.97K

Value

85.87M

Filed

Mar 31, 2026

14

AQR CAPITAL MANAGEMENT LLC

CIK 1167557

Shares

118.34K

Value

75.14M

Filed

Mar 31, 2026

15

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 884546

Shares

102.84K

Value

65.92M

Filed

Mar 31, 2026

16

UBS GROUP AG

CIK 1610520

Shares

98.85K

Value

63.36M

Filed

Mar 31, 2026

17

NORGES BANK

CIK 1374170

Shares

94.08K

Value

64.65M

Filed

Dec 31, 2025

18

MORGAN STANLEY

CIK 895421

Shares

93.47K

Value

59.91M

Filed

Mar 31, 2026

19

MILLENNIUM MANAGEMENT LLC

CIK 1273087

Shares

86.02K

Value

55.14M

Filed

Mar 31, 2026

20

NORTHERN TRUST CORP

CIK 73124

Shares

82.17K

Value

52.67M

Filed

Mar 31, 2026

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.