Halliburton Company (NYSE:HAL) will host a conference call on Tuesday, April 21, 2026, to discuss its first quarter 2026 financial results. The call will begin at 8:00 a.m. CT (9:00 a.m. ET).

The Company will issue a press release regarding the first quarter 2026 earnings prior to the conference call. The press release will be posted on the Halliburton website at www.halliburton.com.

Please visit the Halliburton website to listen to the call via live webcast. A recorded version will be available for seven days under the same link immediately following the conclusion of the conference call. You can also pre-register for the conference call and obtain your dial in number and passcode by clicking here.

About Halliburton

Halliburton is one of the world's leading providers of products and services to the energy industry. Founded in 1919, we create innovative technologies, products, and services that help our customers maximize their value throughout the life cycle of an asset and advance a sustainable energy future. Visit us at www.halliburton.com; connect with us on LinkedIn, YouTube, Instagram and Facebook.

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Investors Relations Contact

David Coleman

Investors@Halliburton.com

281-871-2688

Media Relations

Alexandra Franceschi

PR@Halliburton.com

281-871-2601