Seadrill Limited – Transaction By Primary Insider

HAMILTON, Bermuda—February 2, 2024— Primary insider in Seadrill Limited ("Seadrill" or the "Company") (NYSE & OSE: SDRL), Marcel Wieggers, has been issued 492 ordinary shares in the Company in connection with the vesting of certain Time-vested Restricted Stock Units previously awarded to Mr. Wieggers under the Company’s management incentive plan, as further described in the attached form. This information is subject to disclosure requirements pursuant to article 19 of the Regulation EU 596/2014 (the EU Market Abuse Regulation) and section 5-12 of the Norwegian Securities Trading Act. Contact Information Lydia Brantley Mabry Director of Investor Relations T: +1 (832) 252-7064 E: lydia.mabry@seadrill.com For additional information, visit www.seadrill.com. About Seadrill Limited Seadrill is a leading offshore drilling contractor utilizing advanced technology to unlock oil and gas resources for clients across harsh and benign locations around the globe. Seadrill's high-quality, technologically-advanced fleet spans all asset classes allowing its experienced crews to conduct operations across geographies, from shallow to ultra-deepwater environments.