DOSSIER · 13F Holders · Q1 2026Healthcare · Industrial Organic Chemicals
NEU

NEWMARKET CORP

412 institutions still hold NEWMARKET CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 651587107·Industrial Organic Chemicals·412 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2.7B
visible holders
Holders
412
filers reporting
Concentration
16.99%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

412 institutions reported NEU in Q1 2026. BlackRock, Inc. leads at 17.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$459M717K0.01%Q1 2026
02
LONDON CO OF VIRGINIA
CIK 0001259887
$296M461K1.82%Q1 2026
03
Vanguard Portfolio Management
CIK 0002100121· Index
$289M450K0.02%Q1 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$227M354K0.01%Q1 2026
05
LSV ASSET MANAGEMENT
CIK 0001050470
$171M266K0.37%Q1 2026
06
Boston Partners
CIK 0001386060
$161M251K0.17%Q1 2026
07
STATE STREET CORP
CIK 0000093751
$150M234K0.01%Q1 2026
08
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$125M195K0.03%Q1 2026
09
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$118M185K0.01%Q1 2026
10
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$108M169K0.06%Q1 2026
11
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC
CIK 0000898286
$86M134K0.14%Q1 2026
12
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$75M118K0.03%Q1 2026
13
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$66M103K0.01%Q1 2026
14
UBS Group AG
CIK 0001610520
$63M99K0.01%Q1 2026
15
MORGAN STANLEY
CIK 0000895421
$60M93K0.00%Q1 2026
16
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$55M86K0.02%Q1 2026
17
NORTHERN TRUST CORP
CIK 0000073124· Index
$53M82K0.01%Q1 2026
18
Bank of New York Mellon Corp
CIK 0001390777
$49M76K0.01%Q1 2026
19
Invesco Ltd.
CIK 0000914208
$48M75K0.00%Q1 2026
20
PRICE T ROWE ASSOCIATES INC /MD/
CIK 0000080255
$45M70K0.01%Q1 2026
Page 1 of 21
392 more holders available. Log in →
Insiders at NEWMARKET CORP
Gottwald Thomas EXu TingGottwald Bruce CHarris H Hiter IiiUkrop Lowell SimmonsRogers James EGambill Mark MHazelgrove Bruce R Iii