NEWMARKET CORP (NEU) Institutional Ownership Changes & 13F Activity

NEWMARKET CORP (NEU) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Sequoia Financial Advisors, Hancock Classic Value, Meritage Group, and Kahn Brothers Group.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2019Renaissance Technologies LLCBuy63,900103,900$49,050
Q2 2019Renaissance Technologies LLCBuy13,20040,000$16,038
Q1 2019Renaissance Technologies LLCBuy22,20026,800$11,619
Q4 2018Renaissance Technologies LLCSell-16,1004,600$1,896
Q2 2018Hancock Classic ValueBuy67794$321
Q1 2018Renaissance Technologies LLCSell-24,00020,700$8,315
Q1 2018Hancock Classic ValueBuy727727$292
Q4 2017Renaissance Technologies LLCBuy9,10044,700$17,763
Q3 2017Renaissance Technologies LLCBuy15,50035,600$15,157
Q2 2017Renaissance Technologies LLCBuy90020,100$9,256
Q1 2017Renaissance Technologies LLCSell-21,81119,200$8,702
Q4 2016Renaissance Technologies LLCSell-8,68941,011$17,382
Q3 2016Renaissance Technologies LLCSell-20049,700$21,337
Q2 2016Renaissance Technologies LLCSell-4,20049,900$20,678
Q1 2016Renaissance Technologies LLCBuy6,73854,100$21,438
Q4 2015Renaissance Technologies LLCBuy4,66247,362$18,032
Q3 2015Renaissance Technologies LLCBuy33,10042,700$15,244
Q2 2015Renaissance Technologies LLCSell-9009,600$4,261
Q2 2015Meritage GroupSell-4644,654$19,821
Q2 2015Kahn Brothers GroupSell-10870$386,184
Q1 2015Meritage GroupBuy44,70044,700$21,358
Q4 2014Renaissance Technologies LLCBuy9,70010,500$4,237
Q4 2014Kahn Brothers GroupSell-20880$355,106
Q3 2014Kahn Brothers GroupSell-50900$342,918
Q2 2014Renaissance Technologies LLCSell-700800$314
Q2 2014Kahn Brothers GroupSell-50950$372,505
Q1 2014Renaissance Technologies LLCSell-3,0001,500$586
Q4 2013Vulcan Value PartnersBuy11,31145,747$15,286
Q4 2013Kahn Brothers GroupSell-901,000$334,150
Q3 2013Vulcan Value PartnersBuy9,66434,436$9,914

Frequently asked questions about NEU activity

  • Which institutional owners are buying NEU?

    Institutional owners buying NEU include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in NEU activity?

    "Buy" means an investor increased their reported position in NEU compared to the prior reporting period. This reflects growing exposure to NEWMARKET CORP (NEU) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in NEU increasing?

    Institutional interest in NEU can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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