NewMarket Corp (NewMarket) is engaged in the production and sale of petroleum additives and specialty materials. It operates through its subsidiaries, including Afton Chemical Corporation, Ethyl Corporation, American Pacific Corporation, Calca Solutions, LLC, NewMarket Services Corporation, and NewMarket Development Corporation. The company serves industries such as automotive, aerospace, and defense, providing products like lubricant and fuel additives, antiknock compounds, and specialty materials for solid rocket motors.

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NewMarket continues to invest in research, development, and testing (R&D) to provide performance-based solutions for customers in the petroleum additives market. The company develops products through chemical synthesis, formulation development, engineering design, and performance testing. A significant portion of R&D investment is dedicated to developing products that deliver improved fuel efficiency and durability, meeting evolving OEM requirements, industry specifications, and environmental regulations. NewMarket focuses on reducing the use of chemicals of concern, using sustainable raw materials, and developing additives for energy-efficient fluids. In 2025, the company launched new technologies across lubricant additives and fuel additives product areas, including engine oil products for passenger cars and commercial trucks, electric vehicle transmission fluid, and industrial fluids. The company also developed new products in the industrial additives sector and continued research in driveline additive submarkets, including transmission fluid, axle oil, and tractor fluid product lines. NewMarket remains committed to providing advanced products, comprehensive testing programs, and superior technical solutions tailored to customer and OEM needs worldwide. The R&D units of NewMarket are located in Richmond, Virginia; Bracknell, England; Tsukuba, Japan; Ashland, Virginia; and Suzhou, China. These units primarily support the petroleum additives business segment and are responsible for developing new performance-based solutions, conducting research, and providing technical support to assure customer satisfaction. NewMarket owns approximately 1,400 issued or pending US and foreign patents. The company has several hundred trademark registrations worldwide and actively protects its inventions, new technologies, and product developments by filing patent applications and maintaining trade secrets. In FY2025, it spent US$132 million on Research and Development, which as a percentage of revenue, stood at 4.8% and increased 5.8% YoY.