NEU (NewMarket) Insider Ownership: 6.22 % (As of Sep. 05, 2026)

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NEU NewMarket Corp NEU
76 GF Score
Price $885.00
GF Value $612.03
Valuation Significantly Overvalued
! 7 Warning Signs
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What is NewMarket Insider Ownership?

NewMarket NEU -1.68% 76 Insider Ownership is 6.22 % as of Sep. 05, 2026. GuruFocus rates NEU with a GF Score™ of 76/100 and a GF Value™ of $612.03 (Significantly Overvalued). The stock has 7 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, NewMarket's insider ownership is 6.22%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, NewMarket's Institutional Ownership is 65.42%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, NewMarket's Float Percentage Of Total Shares Outstanding is 79.82%.

NewMarket Insider Ownership Historical Data

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The historical data trend for NewMarket's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

NewMarket Insider Ownership Chart

NewMarket Historical Data

The historical data trend for NewMarket can be seen below:

2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30 2026-07-31 2026-08-31
Insider Ownership 1.87 1.84 1.84 2.02 2.02 6.09 6.09 6.08 6.22 6.22
NEU
76GF Score
NewMarket Corp NEU
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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NewMarket Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 6.22 % mean?
NewMarket (NEU) has a Insider Ownership of 6.22 % as of Sep. 05, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on NewMarket and its competitors.
Is NewMarket's Insider Ownership too high?
NewMarket's current Insider Ownership is 6.22 %. Overall, NewMarket has a GF Score™ of 76/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does NewMarket's Insider Ownership compare to EMN and ESI?
NewMarket's Insider Ownership of 6.22 % can be compared against companies in the Chemicals industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for a Chemicals company?
A good Insider Ownership depends on the Chemicals industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on NewMarket and its competitors. NewMarket's current Insider Ownership is 6.22 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is NewMarket stock overvalued right now?
Based on GuruFocus' analysis, NewMarket (NEU) is currently considered Significantly Overvalued. The stock's GF Value™ is $612.03, compared to a current price of $885.00 — trading 44.6% above its estimated fair value. The current Insider Ownership is 6.22 %. NewMarket's overall GF Score™ is 76/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For NewMarket (NEU), the current Insider Ownership is 6.22 % as of Sep. 05, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is NewMarket (NEU) Overvalued in 2026?

Based on GuruFocus' analysis, NewMarket stock appears to be overvalued. The current stock price of $885.00 is trading 44.6% above its estimated GF Value™ of $612.03. GuruFocus considers NewMarket to be Significantly Overvalued.

Key valuation signals for NEU:

  • Insider Ownership: 6.22 %
  • GF Value™: $612.03 vs. price of $885.00 (44.6% above fair value)
  • GF Score™: 76/100 with 7 warning signs

No single metric tells the full story. See the NEU stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

NewMarket Business Description

Other Exchanges UG9:Germany
Address 330 South Fourth Street, Richmond, VA, USA, 23219-4350
NewMarket Corp is a holding company that, through its subsidiaries, manufactures and sells petroleum additives used in lubricating oils and fuels to enhance performance. The company operates through two segments: petroleum additives, mainly represented by Afton, where lubricant additives improve the efficiency and durability of base fluids and fuel additives help meet fuel specifications and improve fuel performance, and specialty materials, represented by AMPAC and Calca, including the antiknock compounds business of Ethyl, where primary raw materials include electricity, sodium chlorate, ammonia, chlorine, caustic, and hydrochloric acid, with graphite used in electrolytic cells. The company has operations in North America, Latin America, Asia Pacific, and EMEAI regions.
76GF Score

Get the complete analysis for NEU

Insider Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$885.00
Price
$612.03
GF Value