SeaBird Exploration Plc – Major shareholding notification

26 May 2025: Reference is made to the stock exchange announcement on 26 May 2025 regarding the completion of the combination of SeaBird Exploration Plc (“SeaBird Exploration”) and Energy Drilling Pte Ltd ("Energy Drilling") in a share-for-share acquisition to create SED Energy Holdings Plc (“Energy Holdings” or the “Company”) (the “Transaction”).

Following completion of the Transaction, MH Capital AS, Alden AS, Anderson Invest AS and Grunnfjellet AS will hold shares in the Company as set out below:

• MH Capital AS: 10,159,676 shares, representing approximately 1.40% of the share capital and 1.64% of the votes in the Company.
• Alden AS: 6,545,288 shares, representing approximately 0.90% of the share capital and 1.06% of the votes in the Company.
• Anderson Invest AS: 6,098,626 shares, representing approximately 0.84% of the share capital and 0.99% of the votes in the Company.
• Grunnfjellet AS: 5,100,000 shares, representing approximately 0.70% of the share capital and 0.83% of the votes in the Company.

The foregoing calculations are based on 725,984,552 outstanding shares in the Company following completion of the Transaction, of which 617,884,552 are ordinary shares and 108,100,000 are non-voting class B-shares.