• NewMarket’s third-quarter 2026 earnings per share rose 27% year over year to $13.50.
• Quarterly net sales increased to $716.5 million, while petroleum additives shipments fell 8% year over year.
• Specialty materials quarterly operating profit more than doubled year over year to $16.39 million, driven by a shift in product shipment mix.
• Ammonium perchlorate and high-purity hydrazine capacity expansion projects are expected to be completed by the end of 2026.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. NewMarket Corporation published the original content used to generate this news brief via Business Wire (Ref. ID: 202610281701BIZWIRE_USPR_____20261027_BW176633) on October 28, 2026, and is solely responsible for the information contained therein.