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Newmarket Corp Stock: price and insider trades · United States
No insider purchase over the last 90 days. The latest was filed 25 Feb 2026.
Newmarket Corp: what insiders have been doing
Newmarket Corp, classified in the Chemicals & Materials sector, is a listed company based in Richmond, United States, founded in 1887. Its insiders report their share dealings to SEC (Form 4). 8 insiders have disclosed 13 filings since 18 October 2025.
No insider sold shares on the market over the period. Instead, the filings list 1 purchase totalling €210k, made by 1 insider. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. On the buying side, the filings list 1 senior executive among the declarants. One trade stands out by size: a purchase of €210k from Xu Ting, disclosed on 25 February 2026.
For context, the typical company on the same exchange (median of 5,808 companies) published 19 filings over the same period, against 13 filings here. Over the whole record (from 2021), the tally stands at 1 purchase and 8 sales. On the fundamentals side, the SEC filing (10-K) for the period ending 31 December 2025 lists revenue at 2.73 bn USD and net income at 418.7 m USD; the dividend was 11.25 USD per share.
The last purchase on record was published on 25 February 2026, which is 235 days ago. Filings reach the SEC (Form 4) feed a median of 4 days after the trade. US insiders must file a Form 4 within two business days of a trade.
Elsewhere in the same sector, our signals recently picked up insider purchases at Culp Inc. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Insider Decl.
83
Thresholds
n/a
Buy Volume
€210,011
1 ops. · all time
Sell Volume
€5M
8 ops. · all time
Who traded when
BuySaleBruce R. Hazelgrove III1 sale
Ting Xu1 buy
Since the insiders bought
- +23.9%Entry US$628.84 · Close at T+90 US$779.10
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 5,703 of 24,148 companies
64.9
score / 100
Value60
Quality70
FCF yld6.1%
Earn yld5.2%
EV/EBITDA12.5x
ROE25%
Gross mgn31%
Net mgn15%
Debt/EBITDA1.4x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
US$898.98
Analyst consensus
Income statement
RevenueUS$2.7B
Gross profitUS$857.4M31% margin
EBITDAUS$722.7M27% margin
Net incomeUS$418.7M15.8% margin
Valuation
PER (trailing)19.4x
P/Book4.5x
Beta0.56
Balance sheet & cash
Market capUS$8.3B
Total debtUS$976.7M
Free Cash FlowUS$491.3M
Debt / Equity51%
Profitability & ownership
ROE25.1%
ROA11.1%
% insiders19.2%
% institutions67.8%
Last declaration on 6 October 2026
Declarations83 total
12 shares0Common StockSEC:0001193125-26-415634:0
132 shares0Common StockSEC:0001193125-26-387935:0
211 sharesCommon StockSEC:0001193125-26-288549:0
34 shares@ US$607.0458.6% of flowCommon StockSEC:0001193125-26-061513:0
60 shares0Common StockSEC:0001193125-26-061459:0
3,000 shares0Common StockSEC:0001193125-26-061458:0
475 shares0Common StockSEC:0001193125-26-042886:0
415 shares0Common StockSEC:0001193125-26-042885:0
535 shares0Common StockSEC:0001193125-26-042883:0
655 shares0Common StockSEC:0001193125-26-042882:0
264 shares0Common StockSEC:0001193125-25-297729:0
2,400 shares0Common StockSEC:0000950170-25-113241:0
315 shares0Common StockSEC:0000950170-25-112851:0
144 shares0Common StockSEC:0000950170-25-092290:0
144 shares0Common StockSEC:0000950170-25-092288:0
144 shares0Common StockSEC:0000950170-25-092287:0
144 shares0Common StockSEC:0000950170-25-092286:0
1,550 shares0Common StockSEC:0000950170-25-075818:0
311 shares@ US$642.4322.6% of flowCommon StockSEC:0000950170-25-071534:0
198 shares0Common StockSEC:0000950170-25-058135:0
198 shares0Common StockSEC:0000950170-25-058160:0
610 shares0Common StockSEC:0000950170-25-030867:0
25 of 83 declarations
About Newmarket Corp
NewMarket Corp. (NYSE: NEU) is a U.S.-based industrial holding company headquartered in Richmond, Virginia, United States. The group owns and oversees Afton Chemical, Ethyl, AMPAC, Calca, NewMarket Services, and NewMarket Development, while each subsidiary manages its own assets and liabilities. At the parent level, NewMarket provides strategic direction, administrative support, and financial oversight.([newmarket.com](https://www.newmarket.com/investor-relations/))
The company’s core franchise is Afton Chemical, which develops and manufactures highly engineered petroleum additives. These include lubricant and fuel additive packages designed to improve engine performance, fuel efficiency, emissions handling, and equipment durability. NewMarket states that Afton is among the world’s largest lubricant and fuel additives companies, supported by a broad R&D and testing base and manufacturing facilities across the globe. Its geographic footprint spans North America, Europe, Asia, Africa, and South America, giving the business wide end-market diversification and access to global automotive and industrial demand.([sec.gov](https://www.sec.gov/Archives/edgar/data/0001282637/000119312526102979/d44963dars.pdf))
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NewMarket has also broadened its mix beyond petroleum additives through specialty materials. AMPAC manufactures specialty materials used primarily in solid rocket motors for aerospace and defense applications, while Calca produces hydrazine products for aerospace and defense use. Ethyl markets antiknock compounds in North America and performs contracted manufacturing and related services. This combination makes NewMarket a niche specialty chemicals platform with exposure to energy, industrial, and defense-related end markets.([sec.gov](https://www.sec.gov/Archives/edgar/data/0001282637/000119312526102979/d44963dars.pdf))
From a competitive standpoint, NewMarket’s edge lies in technical formulation, customer intimacy, long-standing relationships, and product customization. Management emphasizes a safety-first culture, technology-driven offerings, and world-class supply chain capabilities. That positioning matters because the additives market is relationship-based and highly technical, with customer qualification barriers and significant switching costs. In its latest annual reporting, the company highlighted continued investment in technology and operational efficiency as it balances product innovation with margin discipline.([newmarket.com](https://www.newmarket.com/news/2025/02/newmarket-corporation-reports-fourth-quarter-and-full-year-2024-results/))
Recent operating updates show a company with solid cash generation and disciplined capital allocation. For full-year 2024, NewMarket reported net income of $462.4 million and petroleum additives operating profit of $591.9 million. AMPAC also outperformed initial acquisition expectations. The company generated strong cash flow, paid dividends, funded capex, repurchased shares, and reduced revolving debt after the AMPAC acquisition; net debt to EBITDA was 1.2 at year-end 2024, below the stated target range.([newmarket.com](https://www.newmarket.com/news/2025/02/newmarket-corporation-reports-fourth-quarter-and-full-year-2024-results/))
For investors, NEU is best understood as a U.S. NYSE-listed specialty chemicals name with an unusually resilient earnings profile, a dominant position in a global additives niche, and an emerging second leg in specialty materials tied to aerospace and defense.([newmarket.com](https://www.newmarket.com/investor-relations/))
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