NEU · Analysis updated Nov 10, 2026, 6:00 PM ET

Why is NewMarket Corporation (NEU) stock moving?

NewMarket reported Q3 2026 on Oct 28 with net income of $124.1M, revenue of $716.5M (up about 3.8% from $690.3M) and EPS of $13.50 versus $10.67 a year earlier (up about 27%). On Oct 29 it raised the quarterly dividend 8% to $3.25, which annualizes to $13.00 and yields about 1.9% at the latest close of $695.40. Despite these year-over-year gains, the stock fell 8.0% on Oct 29, from $873.27 to $803.07, on volume of 227K, about twice the prior norm of roughly 100K. Selling continued through Nov 5, when it closed at $693.08 on 183K shares, a drop of about 21% from the Oct 26 high of $886.65. Since Nov 6 the stock has held a tight range of roughly $686 to $700, and volume has eased to 123K to 165K, still above the pre-earnings level. The provided news does not explain the reason for the sell-off, and the earnings call transcript excerpt contains no content beyond its introduction, so the cause cannot be confirmed from these sources. The dividend increase and the year-over-year earnings growth are concrete positives, but they have not stopped the decline.

News behind the analysis

About NewMarket Corporation

Materials · Specialty Chemicals (petroleum additives)

NewMarket is a Richmond, Virginia–based chemicals company that, through its Afton Chemical and Ethyl subsidiaries, makes additives that go into engine oils, driveline fluids and fuels. It is also a supplier to defense and aerospace: its American Pacific (AMPAC) unit makes perchlorate used in solid rocket propellants, and it added Calca Solutions in late 2025. The Gottwald family has a large stake, there are few shares outstanding (about 9.2 million), and the company has a long record of buying back stock.

How it makes money

Most of its revenue, roughly 90%, comes from petroleum additives. These include lubricant additives for passenger car, heavy-duty and industrial oils, plus fuel additives, sold to oil companies and lubricant blenders around the world. The rest, about 10%, comes from specialty materials: AMPAC's rocket-propellant chemicals and Calca. In the first half of 2026, additives sales ran at roughly $600 million a quarter and specialty materials at roughly $60 million a quarter. Specialty materials has smaller sales but relatively high profit margins.

What usually moves NEU

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