Borr Drilling Limited – Notification of PDMR Transactions

Hamilton, Bermuda, June 19, 2026 – Borr Drilling Limited (NYSE and OSE: BORR) (the "Company") has received trade notifications related to transactions by (i) Patrick Schorn, Executive Chairman of the Company and a person discharging managerial responsibilities (“PDMR”) in the Company, and (ii) Bruno Morand, CEO of the Company and a PDMR in the Company. For further information, please see the transaction forms enclosed with this announcement.

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