RICHMOND, Va.–(BUSINESS WIRE)–NewMarket Corporation (NYSE: NEU) announced today it expects to release third quarter 2026 earnings at the close of business on Wednesday, October 28, 2026. The earnings announcement will also be available on the Company’s website at www.NewMarket.com the following day. A conference call and webcast are scheduled for 3:00 p.m. ET on Thursday, October 29, 2026, to review third quarter 2026 financial results. You can access the conference call live by dialing 1-888