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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, Q4 2025

Institutional positions in Newmarket Corp as of Dec 31, 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
417
+18 vs. Q3 2025
Shares held
6.27M
+127.0K (+2.1%) vs. Q3 2025
Total value
$4.31B
−$778.6M (−15.3%) vs. Q3 2025
New holders
73
129 more added
Sold out
55
146 more reduced

4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 417 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 heldQ4 2025: $4.31B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Newmarket Corp; share changes are against Q3 2025.

Institutions holding NEU in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Man Group plc4,619$3.17M0.01%−6,017−56.6%Reduced
Virginia Retirement Systems Et Al3,964$2.72M0.02%00.0%Unchanged
Salomon & Ludwin, LLC3,740$2.63M0.23%00.0%Unchanged
MetLife Investment Management3,776$2.60M0.01%−203−5.1%Reduced
Janus Henderson Group PLC3,583$2.46M0.00%00.0%Unchanged
Advisors Asset Management, Inc.3,426$2.35M0.04%+764+28.7%Added
Aquatic Capital Management LLC3,395$2.33M0.07%+926+37.5%Added
Brinker Capital Investments, LLC3,375$2.32M0.02%−108−3.1%Reduced
Clearstead Advisors, LLC3,356$2.31M0.03%−71−2.1%Reduced
State of Tennessee, Treasury Department3,425$2.30M0.01%−714−17.3%Reduced
Amalgamated Bank3,342$2.30M0.02%−110−3.2%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC3,326$2.29M0.01%+62+1.9%Added
KLP Kapitalforvaltning AS3,300$2.28M0.01%00.0%Unchanged
North Forty Two & Co.3,266$2.24M2.12%00.0%Unchanged
Mutual of America Capital Management LLC3,246$2.23M0.02%−355−9.9%Reduced
Amundi3,136$2.16M0.00%+477+17.9%Added
Voya Investment Management LLC3,076$2.11M0.00%+2,456+396.1%Added
Marshall Wace, LLP3,062$2.10M0.00%+2,758+907.2%Added
Ritholtz Wealth Management3,061$2.10M0.04%+1,167+61.6%Added
FORA Capital, LLC2,991$2.06M0.25%+2,991New
Burney Co2,946$2.02M0.06%−56−1.9%Reduced
Mitsubishi UFJ Trust & Banking Corp2,880$1.98M0.00%−984−25.5%Reduced
State of New Jersey Common Pension Fund D2,871$1.97M0.01%+214+8.1%Added
Arrowstreet Capital, Limited Partnership2,863$1.97M0.00%+2,863New
Tudor Investment Corp Et Al2,856$1.96M0.01%+2,856New
CWM, LLC2,772$1.91M0.01%−1,496−35.1%Reduced
Anfield Capital Management, LLC2,742$1.88M0.59%−60−2.1%Reduced
Ethic Inc.2,699$1.86M0.03%+255+10.4%Added
Oak Thistle LLC2,674$1.84M0.26%+2,674New
Hancock Whitney Corp2,651$1.82M0.03%+29+1.1%Added
Nomura Asset Management International Inc.2,600$1.79M0.00%+2,600New
Credit Agricole S A2,598$1.79M0.00%+2,598New
Occudo Quantitative Strategies LP2,537$1.74M0.12%+745+41.6%Added
Police & Firemen's Retirement System of New Jersey2,465$1.69M0.01%−181−6.8%Reduced
Creative Planning2,442$1.68M0.00%−273−10.1%Reduced
Nisa Investment Advisors, LLC2,416$1.67M0.01%−1,702−41.3%Reduced
Cerity Partners LLC2,420$1.66M0.00%−1,398−36.6%Reduced
New York State Common Retirement Fund2,378$1.63M0.00%−500−17.4%Reduced
Teachers Retirement System of the State of Kentucky2,366$1.63M0.01%00.0%Unchanged
Allspring Global Investments Holdings, LLC2,350$1.62M0.00%−81,673−97.2%Reduced
BNP Paribas Arbitrage, SA2,334$1.60M0.00%+1,117+91.8%Added
Arizona State Retirement System2,247$1.54M0.01%−127−5.3%Reduced
Handelsbanken Fonder AB2,240$1.54M0.00%+40+1.8%Added
Comerica Bank2,214$1.52M0.01%−170−7.1%Reduced
Yousif Capital Management, LLC2,380$1.51M0.02%−39−1.6%Reduced
Louisiana State Employees Retirement System2,200$1.51M0.03%00.0%Unchanged
Stifel Financial Corp2,166$1.49M0.00%+79+3.8%Added
VELA Investment Management, LLC2,142$1.47M0.40%+54+2.6%Added
The PNC Financial Services Group, Inc.2,094$1.44M0.00%−26−1.2%Reduced
Truist Financial Corp2,086$1.43M0.00%−211−9.2%Reduced
Natixis2,083$1.43M0.01%+1,293+163.7%Added
Massachusetts Financial Services Co2,067$1.42M0.00%+2,067New
Archford Capital Strategies, LLC2,045$1.41M0.16%+2,045New
Cobblestone Asset Management LLC2,000$1.37M0.62%00.0%Unchanged
Thrivent Financial for Lutherans1,996$1.37M0.00%−36−1.8%Reduced
Azzad Asset Management Inc1,980$1.36M0.13%−76−3.7%Reduced
Prudential Financial Inc1,938$1.35M0.00%−269−12.2%Reduced
NewEdge Wealth, LLC1,968$1.35M0.02%+239+13.8%Added
Public Employees Retirement System of Ohio1,968$1.35M0.00%−170−8.0%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys1,952$1.34M0.01%−50−2.5%Reduced
Cetera Investment Advisers1,888$1.30M0.00%+266+16.4%Added
National Bank of Canada1,843$1.27M0.00%+1,843New
State of Michigan Retirement System1,837$1.26M0.01%00.0%Unchanged
Fiduciary Trust Co1,765$1.21M0.01%00.0%Unchanged
Northwestern Mutual Investment Management Company, LLC1,746$1.20M0.01%+7+0.4%Added
Twin Tree Management, LP1,745$1.20M0.12%+1,745New
Wealth Enhancement Advisory Services, LLC1,674$1.20M0.00%−458−21.5%Reduced
Virtu Financial LLC1,740$1.20M0.05%+1,740New
Intech Investment Management LLC1,723$1.18M0.01%+1,723New
Bank of Montreal1,695$1.16M0.00%−40−2.3%Reduced
FMR LLC1,681$1.16M0.00%−315−15.8%Reduced
Oregon Public Employees Retirement Fund1,568$1.08M0.01%+28+1.8%Added
Freestone Grove Partners LP1,556$1.07M0.01%+1,556New
Schonfeld Strategic Advisors LLC1,523$1.05M0.01%−578−27.5%Reduced
CI Private Wealth, LLC1,522$1.05M0.00%+556+57.6%Added
Advisor Group Holdings, Inc.1,517$1.04M0.00%−158−9.4%Reduced
Aviva PLC1,494$1.03M0.00%+219+17.2%Added
Ameritas Investment Partners, Inc.1,429$982.1K0.03%−37−2.5%Reduced
Simplex Trading, LLC1,408$967.7K0.03%−5,252−78.9%Reduced
New Mexico Educational Retirement Board1,400$962.0K0.03%00.0%Unchanged
Park Avenue Securities LLC1,392$957.0K0.01%+70+5.3%Added
Resona Asset Management Co.,Ltd.1,365$938.1K0.00%00.0%Unchanged
Ballew Advisors, Inc1,311$931.9K0.53%00.0%Unchanged
Teacher Retirement System of Texas1,327$912.0K0.00%−3,966−74.9%Reduced
Knights of Columbus Asset Advisors LLC1,287$884.5K0.05%−132−9.3%Reduced
Exchange Traded Concepts, LLC1,277$877.6K0.01%+285+28.7%Added
Mercer Global Advisors Inc1,276$877.1K0.00%−509−28.5%Reduced
Commonwealth Equity Services, LLC1,273$875.2K0.00%+720+130.2%Added
GWM Advisors LLC1,250$859.0K0.00%+471+60.5%Added
Kesler, Norman & Wride, LLC1,208$830.3K0.14%+1,208New
Voloridge Investment Management, LLC1,182$812.3K0.00%+1,182New
Pictet Asset Management Holding SA1,160$797.2K0.00%+70+6.4%Added
Verition Fund Management LLC1,144$786.2K0.00%+144+14.4%Added
AlphaGrep UK Ltd1,135$780.0K0.26%+1,135New
Summit Trail Advisors, LLC1,119$771.0K0.01%+206+22.6%Added
Chesley Taft & Associates LLC1,120$769.7K0.03%+1,120New
Susquehanna International Group, LLP1,108$761.5K0.00%−13,619−92.5%Reduced
Quest Partners LLC1,088$747.7K0.04%−1,646−60.2%Reduced
Silver Oak Securities, Inc1,033$721.0K0.05%+64+6.6%Added
Parallel Advisors, LLC1,038$713.4K0.01%+293+39.3%Added