EQS-CMS: CANCOM SE: Release of a capital market information

Share buyback / 24th Interim Report – Announcement pursuant to Art. 5 para. 1 lit. b) and para. 3 of Regulation (EU) No. 596/2014 in conjunction with Art. 2 para. 2 and 3 of Delegated Regulation (EU) No. 2016/1052 In the period from 23 March 2026 up to and including 27 March 2026, CANCOM SE acquired a total of 155,655 treasury shares as part of the share buyback program, of which the start date 22 September 2025 was announced in the ad hoc announcement of 09 September 2025 and the announcement of 18 September 2025 in accordance with Article 5 para. 1 a) of Regulation (EU) No. 596/2014 in conjunction with Article 2 para. 1 of Delegated Regulation (EU) No. 2016/1052 and Article 2 para.1 of Delegated Regulation (EU) No. 2016/1052. The shares were acquired as follows:

Date	Aggregated volume (number of shares)	Volume-weighted average price in XETRA trading, commercially rounded to four decimal places (in EUR)
23.03.2026	29,422	21.0603
24.03.2026	30,406	20.9730
25.03.2026	30,832	21.5338
26.03.2026	31,913	21.6295
27.03.2026	33,082	23.1865

This brings the total volume of treasury shares repurchased by CANCOM SE under the share buyback program since 22 September 2025 to 2,132,253. Further information on the transactions pursuant to Art. 5 para.1 lit. b) and para. 3 of Regulation (EU) No. 596/2014 in conjunction with. Art. 2 para. 2 and 3 of Delegated Regulation (EU) No. 2016/1052 is published on the internet at https://investors.cancom.com/share-buyback-2025/. The treasury shares were acquired by a credit institution commissioned by CANCOM SE exclusively via the stock exchange in electronic trading on the Frankfurt Stock Exchange (XETRA).   Munich, Germany, 30 March 2026 CANCOM SE The Executive Board