Share Buyback: Announcement pursuant to Art. 5(1)(b) and (3) of Regulation (EU) No. 596/2014

Serviceware SE by Investor Relations edicto GmbH Announcement according to article 2 of the Regulation (EC) 2016/1052 Serviceware SE: Share Buyback: Announcement pursuant to Art. 5(1)(b) and (3) of Regulation (EU) No. 596/2014in conjunction with Art. 2(2) and (3) of Commission Delegated Regulation (EU) No. 2016/1052 Idstein (pta000/22.09.2026/09:00 UTC+2) Purchase of Own Shares — 15th Interim Notification In the period from 14.09.2026 to and including 18.09.2026, a total of 3,063 shares were purchased under the 2026 Share Buyback Programme. The commencement of the share buyback was announced on 21 May 2026 pursuant to Article 5 of Regulation (EU) No. 596/2014 and pursuant to Art. 2(1) of Commission Delegated Regulation (EU) 2016/1052. The total number of shares repurchased daily on the respective trading venue in the period from 14.09.2026 to and including 18.09.2026, the average prices and the volume in euros are as follows: Date Total No. of Shares Repurchased (units) Average Price (EUR) Exchange Volume (EUR)* 14.09.2026 591 13.16 XETR 7,776.20 15.09.2026 636 13.10 XETR 8,333.40 16.09.2026 602 13.09 XETR 7,881.20 17.09.2026 586 13.18 XETR 7,725.90 18.09.2026 648 13.16 XETR.