Arribatec Group ASA

Share Issue/Capital Change • Oct 7, 2025

Arribatec Group ASA – Reverse stock split (10:1)

Arribatec Group ASA – Reverse stock split (10:1)

Arribatec Group ASA will conduct a reverse share split, including a related ISIN change, in accordance with the resolution adopted by the Annual General Meeting on 5 June 2025. The key details are as follows:

- Ratio: 10 existing shares will be consolidated into 1 new share (10:1)

- Rounding: Holdings not divisible by 10 will be rounded down to the nearest whole share. No compensation for fractional shares.

- Last day including right: 08.10.2025

- Ex. date: 09.10.2025

- New ISIN: NO0013682948 (09.10.25)

- Record date in VPS: 10.10.2025

- Type of corporate action: Reverse split of shares and related ISIN change

No action is required from shareholders in connection with the reverse stock split and ISIN change.

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

For additional information, please contact:

Ole Jakob Kjølvik, Group CEO – olejakob.kjolvik@arribatec.com, +47 915 98 935

Magnus Hofshagen, CFO – magnus.hofshagen@arribatec.com, +47 484 99 195

About Arribatec | www.arribatec.com Arribatec is a software and consulting company headquartered in Oslo. With a customer-centric engagement model combined with a deep system, integration, and domain competence, Arribatec builds long-term strategic partnerships with a broad customer base. Arribatec serves more than 1700 companies spread over 25 countries and various industries in the private and public sectors. The company employs over 320 people with offices in 11 countries and is listed on the Oslo Stock Exchange under the ticker code ARR.