PTA — CMS: Serviceware SE: 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 (EU) 2016/1052 Idstein (pta/06.10.2026/09:00) — Purchase of Own Shares — 17th Interim Notification In the period from 28.09.2026 to and including 02.10.2026, a total of 6,400 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 28.09.2026 to and including 02.10.2026, the average prices and the volume in euros are as follows: Date Total No. of Shares Repurchased (units) Average Price (EUR) Exchange Volume (EUR)* 28.09.2026 1,200 13.28 XETR 15,940.00 29.09.2026 1,200 12.95 XETR 15,540.00 30.09.2026 1,200 12.95 XETR 15,540.00 01.10.2026 1,200 12.98 XETR 15,575.00 02.10.2026 1,600 12.98 XETR 20,775.00 Total 6,400 83,370.00 *Excluding transaction costs The total number of shares purchased to date under the 2026 Share Buyback Programme up to and including 02.10.2026 amounts to 105,799.