Shelf Drilling, Ltd. - Mandatory notification of trade by primary insiders

PRESS RELEASE SHELF DRILLING, LTD. - Mandatory notification of trade by primary insiders Dubai, November 26, 2025 – Reference is made to the stock exchange announcement published yesterday by Shelf Drilling, Ltd. (the "Company") regarding the completion of the Merger (as defined in the referred stock exchange announcement). Following completion of the Merger, all shareholders of the Company except ADES International Holding, Ltd. have ceased to have any rights to shares in the Company. Therefore, certain primary insiders of the Company have today ceased to have any rights to shares in the Company. Further, all outstanding share options and restricted stock units in the Company have been settled as a result of the Merger. For further information, please contact: investor.relations@shelfdrilling.com About Shelf Drilling: Shelf Drilling is an international shallow water offshore drilling contractor with rig operations across the Middle East, Southeast Asia, India, West Africa, the Mediterranean and the North Sea. Shelf Drilling was founded in 2012 and has established a strong reputation within its industry for its fit-for-purpose strategy and close working relationship with industry leading clients. The Company is incorporated under the laws of the Cayman Islands with corporate headquarters in Dubai, United Arab Emirates. The Company is listed on the Oslo Stock Exchange under the ticker “SHLF”. Additional information about Shelf Drilling can be found at www.shelfdrilling.com This information is subject to the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.