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Newmarket Corp

NEU
Exchange
NYSE
Industry
Industrial Organic Chemicals
SEC CIK
0001282637

No open-market purchases or sales by Newmarket Corp insiders were filed in the last 90 days; 424 institutions reported holding it in 13F filings for Q2 2026, worth $4.75B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Newmarket Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
403
+49 vs. Q2 2025
Shares held
6.15M
+163.6K (+2.7%) vs. Q2 2025
Total value
$5.09B
+$967.9M (+23.5%) vs. Q2 2025
New holders
84
155 more added
Sold out
35
89 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NEU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 403 institutions
Q1 2021: 261 institutionsQ2 2021: 249 institutionsQ3 2021: 247 institutionsQ4 2021: 246 institutionsQ1 2022: 236 institutionsQ2 2022: 219 institutionsQ3 2022: 228 institutionsQ4 2022: 245 institutionsQ1 2023: 263 institutionsQ2 2023: 270 institutionsQ3 2023: 280 institutionsQ4 2023: 308 institutionsQ1 2024: 327 institutionsQ2 2024: 316 institutionsQ3 2024: 321 institutionsQ4 2024: 316 institutionsQ1 2025: 318 institutionsQ2 2025: 357 institutionsQ3 2025: 403 institutionsQ4 2025: 417 institutionsQ1 2026: 384 institutionsQ2 2026: 424 institutions
Value heldQ3 2025: $5.09B
Q1 2021: $2.33BQ2 2021: $1.98BQ3 2021: $1.99BQ4 2021: $1.95BQ1 2022: $1.84BQ2 2022: $1.73BQ3 2022: $1.75BQ4 2022: $1.84BQ1 2023: $2.18BQ2 2023: $2.38BQ3 2023: $2.73BQ4 2023: $3.21BQ1 2024: $3.80BQ2 2024: $3.14BQ3 2024: $3.35BQ4 2024: $3.22BQ1 2025: $3.42BQ2 2025: $4.18BQ3 2025: $5.09BQ4 2025: $4.31BQ1 2026: $3.73BQ2 2026: $4.75B
Institutions holding NEU and their total value by quarter
QuarterHoldersValue
Q2 2026424$4.75B
Q1 2026384$3.73B
Q4 2025417$4.31B
Q3 2025403$5.09B
Q2 2025357$4.18B
Q1 2025318$3.42B
Q4 2024316$3.22B
Q3 2024321$3.35B
Q2 2024316$3.14B
Q1 2024327$3.80B
Q4 2023308$3.21B
Q3 2023280$2.73B
Q2 2023270$2.38B
Q1 2023263$2.18B
Q4 2022245$1.84B
Q3 2022228$1.75B
Q2 2022219$1.73B
Q1 2022236$1.84B
Q4 2021246$1.95B
Q3 2021247$1.99B
Q2 2021249$1.98B
Q1 2021261$2.33B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Newmarket Corp; share changes are against Q2 2025.

Institutions holding NEU in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.662,057$548.3M0.01%+8,465+1.3%Added
Vanguard Group Inc812,985$673.3M0.01%−6,413−0.8%Reduced
Bank of America Corp997,112$825.8M0.06%−18,717−1.8%Reduced
Brandywine Global Investment Management, LLC0$00.00%−31,553−100.0%Sold out
Jump Financial, LLC0$00.00%−18,690−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−10,600−100.0%Sold out
HRT Financial LP0$00.00%−8,484−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−3,701−100.0%Sold out
Sig Brokerage, LP0$00.00%−2,705−100.0%Sold out
Engineers Gate Manager LP0$00.00%−2,479−100.0%Sold out
Quadrature Capital Ltd0$00.00%−2,041−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−1,971−100.0%Sold out
Redwood Investment Management, LLC0$00.00%−1,966−100.0%Sold out
AXA S.A.0$00.00%−1,698−100.0%Sold out
Impala Asset Management LLC0$00.00%−20,000−100.0%Sold out
Gallacher Capital Management LLC0$00.00%−1,409−100.0%Sold out
Intech Investment Management LLC0$00.00%−1,279−100.0%Sold out
Kesler, Norman & Wride, LLC0$00.00%−1,161−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−1,137−100.0%Sold out
WBI Investments0$00.00%−920−100.0%Sold out
Wolverine Trading, LLC0$00.00%−901−100.0%Sold out
Pinnacle Associates Ltd0$00.00%−760−100.0%Sold out
Oxford Asset Management LLP0$00.00%−674−100.0%Sold out
CWM Advisors, LLC0$00.00%−564−100.0%Sold out
Polymer Capital Management (US) LLC0$00.00%−557−100.0%Sold out
PEAK6 LLC0$00.00%−494−100.0%Sold out
Impact Partnership Wealth, LLC0$00.00%−420−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−416−100.0%Sold out
Mount Yale Investment Advisors, LLC0$00.00%−262−100.0%Sold out
Skopos Labs, Inc.0$00.00%−42−100.0%Sold out
Geneos Wealth Management Inc.0$00.00%−16−100.0%Sold out
Twin Peaks Wealth Advisors, LLC0$00.00%−10−100.0%Sold out
Riggs Asset Managment Co. Inc.0$00.00%−10−100.0%Sold out
Altshuler Shaham Ltd0$00.00%−7−100.0%Sold out
Zions Bancorporation, National Association0$00.00%−6−100.0%Sold out
South State Corp.0$00.00%−4−100.0%Sold out
Stephens Consulting, LLC0$00.00%−1−100.0%Sold out
Whipplewood Advisors, LLC0$00.00%−1−100.0%Sold out
Norges Bank––––Not filed
Centricity Wealth Management, LLC––––Not filed
First Horizon Advisors, Inc.––––Not filed