Endúr ASA – Mandatory notifications of trade

The following primary insiders and persons closely associated with primary insiders of Endúr ASA (the "Company") have today, 18 September 2025, conducted the following transactions:

o Pål Reiulf Olsen, Chair of the Board of Directors, has exercised 10,000 options, each giving the right to one share in the Company, at a strike price of NOK 42.74 per share. The 10,000 shares have subsequently been transferred to Mr. Olsen's close associate, Poca Invest AS. Following these transactions, Mr. Olsen and his close associate hold a total of 156,399 shares and nil share options in the Company.

o Jeppe Raaholt, CEO, has exercised 40,000 options, each giving the right to one share in the Company, at a strike price of NOK 42.74 per share. The 40,000 shares have subsequently been transferred to Mr. Raaholt's close associate, Råbjørn AS. In addition, and for the purpose of covering the strike price and tax expenses incurred from the exercise of the options, Råbjørn AS has sold 30,000 shares in the Company at a price of NOK 86.75 per share. Following these transactions, Mr. Raaholt (acting through Råbjørn AS) has increased his shareholding with 10,000 shares, to a total of 318,857 shares in the Company. Mr. Raaholt further holds 680,000 share options in the Company.

o Einar Olsen, CFO, has exercised 30,000 options, each giving the right to one share in the Company, at a strike price of NOK 42.74 per share. The 30,000 shares have subsequently been transferred to Mr. Olsen's close associate, Red Devil Holding AS. In addition, and for the purpose of covering the strike price and tax expenses incurred from the exercise of the options, Red Devil Holding AS has sold 22,385 shares in the Company at a price of NOK 86.75 per share. Following these transactions, Mr. Olsen (acting through Red Devil Holding AS) has increased his shareholding with 7,615 shares, to a total of 90,500 shares in the Company. Mr. Olsen further holds 450,000 share options in the Company.

See the enclosed form for further details about the transactions.

This information is subject to the disclosure requirements pursuant to the Market Abuse Regulation (EU) 596/2014 (MAR) article 19 number 3 and section 5-12 of the Norwegian Securities Trading Act.

For further information, please contact:

Media – Jeppe Raaholt, CEO of Endúr, tel.: +47 976 69 759
Investors – Einar Olsen, CFO of Endúr, tel.: +47 924 01 787

About Endúr ASA
Endúr ASA (OSE: ENDUR) is a leading supplier of construction and maintenance projects and services for marine infrastructure, including facilities for land-based aquaculture, quays, harbours, dams, bridges and other specialised concrete and steel projects. The company and its subsidiaries also offer a wide range of other specialised project and marine services. Endúr ASA is headquartered in Lysaker, Norway. See www.endur.no.