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Who owns Newmarket (NEU) stock

402 funds reported Newmarket (NEU) shares in their latest 13F filings, worth $4.9B in all. The largest holder is Vanguard Group ($570M). Last quarter 192 funds added to their stakes and 166 cut them.

Largest holders of NEU (13F)Largest holders of NEU (13F)Vanguard Group$570MBlackRock$556MLondon Co of Virginia$387MVanguard Portfolio Management LLC$329MVanguard Capital Management LLC$276MBoston Partners$256MAQR Capital Management LLC$214MState Street$186MAmerican Century Companies$166MDimensional Fund Advisors LP$163M

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Group828,798$570Mincrease2025-12-31
BlackRock703,123$556Mdecrease2026-06-30
London Co of Virginia488,482$387Mincrease2026-06-30
Vanguard Portfolio Management LLC416,063$329Mdecrease2026-06-30
Vanguard Capital Management LLC348,834$276Mdecrease2026-06-30
Boston Partners323,902$256Mincrease2026-06-30
AQR Capital Management LLC270,011$214Mincrease2026-06-30
State Street234,065$186Mincrease2026-06-30
American Century Companies209,436$166Mincrease2026-06-30
Dimensional Fund Advisors LP205,661$163Mincrease2026-06-30
Geode Capital Management, LLC190,942$151Mincrease2026-06-30
Gotham Asset Management, LLC130,865$104Mincrease2026-06-30
Charles Schwab Investment Management102,184$80.9Mdecrease2026-06-30
Morgan Stanley98,334$77.8Mincrease2026-06-30
Caisse de Depot et Placement du Quebec91,650$72.5Mdecrease2026-06-30

Newmarket's latest quarter

Newmarket, Q3 2026: revenue $717M (+4% year over year), operating margin 20.0%, net earnings $124M, operating cash flow $68.6M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most NEU stock?

By the latest 13F filings: Vanguard Group ($570M); BlackRock ($556M); London Co of Virginia ($387M); Vanguard Portfolio Management LLC ($329M); Vanguard Capital Management LLC ($276M).

What is the short interest in NEU?

539,618 shares were sold short at the 2026-10-15 settlement, -7.9% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.