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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, Q1 2026

Institutional positions in Newmarket Corp as of Mar 31, 2026. 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
384
−21 vs. Q4 2025
Shares held
5.82M
+482.8K (+9.1%) vs. Q4 2025
Total value
$3.73B
+$60.1M (+1.6%) vs. Q4 2025
New holders
60
134 more added
Sold out
81
127 more reduced

12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 384 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 heldQ1 2026: $3.73B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Newmarket Corp; share changes are against Q4 2025.

Institutions holding NEU in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Bay Harbor Wealth Management, LLC1$6400.00%00.0%Unchanged
Huntington National Bank1$6410.00%−10−90.9%Reduced
Legacy Wealth Managment, LLC1$6410.00%−1−50.0%Reduced
TFC Financial Management1$6410.00%00.0%Unchanged
ZRC Wealth Management, LLC1$6410.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC1$6410.00%00.0%Unchanged
Rialto Wealth Management, LLC1$6410.00%00.0%Unchanged
Ronald Blue Trust, Inc.1$6410.00%00.0%Unchanged
Wealth Enhancement Trust Services, Inc.1$6410.00%00.0%Unchanged
USA Financial Portformulas Corp1$6410.00%+1New
Bogart Wealth, LLC1$6410.00%+1New
Prestige Wealth Management Group LLC1$6410.00%+1New
Frazier Financial Advisors, LLC1$6410.00%+1New
Bruce G. Allen Investments, LLC1$6410.00%+1New
Whipplewood Advisors, LLC1$6410.00%+1New
Basecamp Wealth Advisors LLC1$6410.00%+1New
Harbour Investments, Inc.2$1.28K0.00%00.0%Unchanged
Manchester Capital Management LLC2$1.28K0.00%00.0%Unchanged
Bayforest Capital Ltd3$1.92K0.00%−74−96.1%Reduced
SJS Investment Consulting Inc.3$1.92K0.00%−45−93.8%Reduced
High Note Wealth, LLC3$1.92K0.00%−2−40.0%Reduced
Cornerstone Financial Management LLC3$1.92K0.00%00.0%Unchanged
UMA Financial Services, Inc.3$1.92K0.00%+2+200.0%Added
MJT & Associates Financial Advisory Group, Inc.4$2.56K0.00%00.0%Unchanged
Red Tortoise LLC4$2.56K0.00%00.0%Unchanged
Rossby Financial, LCC5$3.19K0.00%+5New
Sunbelt Securities, Inc.5$3.21K0.00%−2−28.6%Reduced
Keating Financial Advisory Services, Inc.5$3.21K0.00%−1−16.7%Reduced
Hughes Financial Services, LLC5$3.21K0.00%+2+66.7%Added
Sachetta, LLC6$3.85K0.00%+3+100.0%Added
Capital Advisors, Ltd. LLC6$4.00K0.00%00.0%Unchanged
Eastern Bank7$4.49K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc7$4.49K0.00%00.0%Unchanged
LRI Investments, LLC7$4.49K0.00%00.0%Unchanged
Twin Peaks Wealth Advisors, LLC10$6.41K0.00%+10New
Innovative Asset Advisors Group, LLC10$6.44K0.00%+10New
Eurizon Capital SGR S.p.A.11$6.94K0.00%+11New
Dogwood Wealth Management LLC11$7.05K0.00%+5+83.3%Added
JFS Wealth Advisors, LLC12$7.70K0.00%−1−7.7%Reduced
Bare Financial Services, Inc13$8.33K0.00%+6+85.7%Added
Highline Wealth Partners LLC14$8.97K0.00%+14New
Valued Wealth Advisors LLC15$9.66K0.00%+15New
CVA Family Office, LLC16$10.3K0.00%+14+700.0%Added
Bell Investment Advisors, Inc16$10.3K0.00%−2−11.1%Reduced
True Wealth Design, LLC17$10.9K0.00%−3−15.0%Reduced
Intentional Wealth Strategies, LLC18$11.5K0.01%+18New
Signature Equity Partners, LLC20$12.8K0.01%+12+150.0%Added
Resources Management Corp20$13.0K0.00%00.0%Unchanged
TD Private Client Wealth LLC21$13.5K0.00%−13−38.2%Reduced
Private Trust Co NA24$15.4K0.00%00.0%Unchanged
AdvisorNet Financial, Inc26$16.7K0.00%00.0%Unchanged
Evermay Wealth Management LLC29$18.7K0.00%00.0%Unchanged
FNY Investment Advisers, LLC30$19.0K0.01%00.0%Unchanged
Nomura Asset Management Co Ltd30$19.2K0.00%00.0%Unchanged
Aster Capital Management (DIFC) Ltd35$19.8K0.01%−84−70.6%Reduced
Essential Partners LLC31$19.9K0.01%−61−66.3%Reduced
Quent Capital, LLC33$21.2K0.00%−8−19.5%Reduced
Crewe Advisors LLC34$21.8K0.00%−48−58.5%Reduced
International Assets Investment Management, LLC39$24.9K0.00%00.0%Unchanged
WPG Advisers, LLC39$25.0K0.02%−3−7.1%Reduced
WealthCollab, LLC39$25.0K0.01%00.0%Unchanged
Fortitude Family Office, LLC43$27.6K0.01%+4+10.3%Added
Nisa Investment Advisors, LLC43$27.7K0.00%−2,373−98.2%Reduced
Root Financial Partners, LLC45$28.8K0.00%+4+9.8%Added
Smartleaf Asset Management LLC47$29.5K0.00%−10−17.5%Reduced
Massmutual Trust Co FSB47$30.1K0.00%+1+2.2%Added
Rosenberg Matthew Hamilton50$32.0K0.01%00.0%Unchanged
Versant Capital Management, Inc52$33.3K0.00%−8−13.3%Reduced
GHP Investment Advisors, Inc.52$33.3K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC52$33.6K0.00%−45−46.4%Reduced
Mirae Asset Global Investments Co., Ltd.57$36.5K0.00%+57New
Bessemer Group Inc60$39.0K0.00%+2+3.4%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA75$48.1K0.02%00.0%Unchanged
Johnson Financial Group, Inc.81$52.2K0.00%−44−35.2%Reduced
Covestor Ltd86$55.0K0.04%−50−36.8%Reduced
Employees Retirement System of Texas86$55.0K0.00%+86New
Parkside Financial Bank & Trust90$57.7K0.00%+78+650.0%Added
Allworth Financial LP105$67.3K0.00%+1+1.0%Added
Hollencrest Capital Management113$72.4K0.00%00.0%Unchanged
Hantz Financial Services, Inc.119$76.0K0.00%+89+296.7%Added
St Germain D J Co Inc120$76.9K0.00%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.131$84.0K0.00%+24+22.4%Added
MV Capital Management, Inc.131$84.0K0.01%−3−2.2%Reduced
Rothschild Investment LLC143$91.7K0.00%+51+55.4%Added
STRS Ohio151$96.8K0.00%+17+12.7%Added
Advisory Services Network, LLC154$98.7K0.00%+154New
Freestone Grove Partners LP167$107.0K0.00%−1,389−89.3%Reduced
IFP Advisors, Inc194$124.3K0.00%−36−15.7%Reduced
EverSource Wealth Advisors, LLC196$125.7K0.00%+3+1.6%Added
Signaturefd, LLC198$126.9K0.00%+5+2.6%Added
Umb Bank N A208$133.3K0.00%−3−1.4%Reduced
Sterling Capital Management LLC212$135.9K0.00%−120−36.1%Reduced
Central Trust Co219$140.4K0.00%00.0%Unchanged
KBC Group NV227$145.0K0.00%00.0%Unchanged
MAI Capital Management233$149.3K0.00%+106+83.5%Added
GAMMA Investing LLC236$151.3K0.01%+1+0.4%Added
US Bancorp272$174.3K0.00%+16+6.3%Added
Thurston, Springer, Miller, Herd & Titak, Inc.300$192.2K0.08%+82+37.6%Added
ProShare Advisors LLC313$200.6K0.00%+1+0.3%Added
Marin Bay Wealth Advisors, LLC313$200.8K0.12%−71−18.5%Reduced