SoftwareOne Holding AG – Mandatory notification of major shareholding

Mr Daniel M. von Stockar, Mr Beat Alex Curti and Mr René Gilli (together, the "Shareholders") announces that they, with effect from 17 September 2026, have terminated their cooperation in relation to their respective direct and indirect shareholdings in SoftwareOne Holding AG (the "Company"). Following the termination, the Shareholders consider that their respective shareholdings and voting rights in the Company should no longer be aggregated for purposes of major shareholding calculations.

Prior to the termination, the Shareholders' aggregated holding represented 39,158,264 shares and votes in the Company, corresponding to approximately 17.71% of the shares and votes in the Company.

Following the termination, each Shareholder holds shares and votes in the Company individually as follows:

- Mr Daniel M. von Stockar holds 17,654,218 shares and votes in the Company, corresponding to approximately 7.98% of the shares and votes in the Company;

- Mr Beat Alex Curti holds 9,031,853 shares and votes in the Company, through its holding company Curti AG, corresponding to approximately 4.08% of the shares and votes in the Company; and

- Mr René Gilli holds 12,472,193 shares and votes in the Company, corresponding to approximately 5.64% of the shares and votes in the Company.

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This information is subject to the disclosure requirements pursuant to sections 4-2 and 4-4 of the Norwegian Securities Trading Act.