NewMarket Corporation Schedules Conference Call and Webcast to Review Fourth Quarter and Full Year 2025 Financial Results

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RICHMOND, Va.--(BUSINESS WIRE)--Jan 15, 2026--

NewMarket Corporation (NYSE: NEU) announced today it expects to release fourth quarter and full year 2025 earnings at the close of business on Wednesday, February 11, 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, February 12, 2026 to review fourth quarter and full year 2025 financial results.

You can access the conference call live by dialing 1-888-506-0062 (domestic) or 1-973-528-0011 (international) and requesting the NewMarket conference call or using the participant access code 348226. To avoid delays, callers should dial in five minutes early. A teleconference replay of the call will be available until Thursday, February 19, 2026 at 3:00 p.m. ET by dialing 1-877-481-4010 (domestic) or 1-919-882-2331 (international). The replay passcode is 53484.

The call will also be broadcast via the internet and can be accessed through the Company's website at www.NewMarket.com or https://www.webcaster5.com/Webcast/Page/2001/53484. A webcast replay will be available for 30 days.

NewMarket Corporation is a holding company operating through its subsidiaries, Afton Chemical Corporation (Afton), Ethyl Corporation (Ethyl), American Pacific Corporation (AMPAC), and Calca Solutions, LLC (Calca). The Afton and Ethyl companies develop, manufacture, blend, and deliver chemical additives that enhance the performance of petroleum products. AMPAC is a manufacturer of specialty materials primarily used in solid rocket motors for the aerospace and defense industries. Calca is the nation’s leading producer of Ultra Pure and high-purity hydrazine – essential, mission-critical propellants that enable advanced aerospace and defense applications. The NewMarket family of companies has a long-term commitment to its people, to safety, to providing innovative solutions for its customers, and to making the world a better place.

View source version on businesswire.com:https://www.businesswire.com/news/home/20260114516527/en/

CONTACT: NewMarket Corporation

Investor Relations

Timothy K. Fitzgerald

Phone: 804-788-5555

Email:[email protected]

KEYWORD: VIRGINIA UNITED STATES NORTH AMERICA

INDUSTRY KEYWORD: CHEMICALS/PLASTICS DEFENSE AEROSPACE MANUFACTURING OTHER MANUFACTURING OTHER DEFENSE

SOURCE: NewMarket Corporation

Copyright Business Wire 2026.

PUB: 01/15/2026 05:01 PM/DISC: 01/15/2026 05:02 PM

http://www.businesswire.com/news/home/20260114516527/en