Drew Holdings Ltd., a close associate of Mr. Tor Olav Trøim, has on 5 March, 2024, bought 200,000 common shares in Borr Drilling Limited at an average price of $5.9962 per share. Mr. Trøim is the chairman of Borr's board and thus, as per the Market Abuse Directive, a person discharging managerial responsibilities in Borr (a «PDMR»).

Mr. Trøim and his close associates will, following the completion of this transaction, own 16,022,385 shares in Borr Drilling.

A completed PDMR form reflecting the above is attached hereto.

Hamilton, Bermuda

6 March 2024

This information is subject to the disclosure requirements in Article 19 of the Market Abuse Regulation and section 5-12 of the Norwegian Securities Trading Act.

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

https://news.cision.com/borr-drilling-limited/r/borr-drilling-limited---notification-of-pdmr-transaction,c3941329

https://mb.cision.com/Public/16983/3941329/85f2ed4f2f149235.pdf

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