Borr Drilling Limited – Notification of PDMR Transaction

Hamilton, Bermuda, March 25, 2026 – Borr Drilling Limited (NYSE and Euronext Growth Oslo: "BORR") (the "Company") has received trade notifications related to the following persons discharging managerial responsibilities in the Company.

Drew Holding Ltd., a close associate of Mr. Tor Olav Trøim, Director of the Company, has purchased 500,000 shares at an average price of USD 5.1958 per share.

Mr. Jeffrey Currie, Director of the Company, has purchased 250,000 shares at an average price of USD 5.31 per share.

Trade notification forms with further details about the transactions are enclosed with this announcement.

This information is subject to the disclosure requirements pursuant to MAR article 19 and Section 5-12 the Norwegian Securities Trading Act.

Questions should be directed to: Magnus Vaaler, CFO, +44 1224 289208