Infineon Technologies AG / DE0006231004

Infineon Technologies AG:
Share Buyback Program 2025 - 1st Weekly Report Neubiberg 22 September 2025 Share Buyback Program 2025 - Week 1 from 15 September 2025 to 19 September 2025 / 1st Interim Report Announcement pursuant to Art. 5 para. 1 lit. b) of Regulation (EU) No 596/2014 and Art. 2 para. 3 of Delegated Regulation (EU) 2016/1052 In the period from 15 September 2025 to 19 September 2025, a number of 176,800 shares were acquired as part of the Share Buyback Program 2025 that has been published by the announcement dated September 15, 2025 pursuant to Art. 5 para. 1 lit. a) of the Regulation (EU) No 596/2014 (MAR) and Art. 2 para. 1 of the Delegated Regulation (EU) 2016/1052. The buyback is carried out on behalf of Infineon Technologies AG by an independent credit institution via Xetra trading on the Frankfurt Stock Exchange. Shares were acquired as follows: Share Buyback Program 2025

Date	Aggregated volume (Number of shares)	Weighted average share price (EUR)	Trading venue
15 September 2025	45,000	32.4506	Xetra
16 September 2025	48,800	32.5641	Xetra
17 September 2025	45,000	32.2273	Xetra
18 September 2025	8,000	33.5291	Xetra
19 September 2025	30,000	33.1163	Xetra

Detailed information on the individual transactions pursuant Art. 2 para. 3 of the Delegated Regulation (EU) 2016/1052 is published on the Infineon Technologies AG website at: https://www.infineon.com/about/investor/infineon-share/share-buyback-program The total volume of shares which were acquired within the framework of the share buyback in the time period from 15 September 2025 until and including 19 September 2025 amounts to 176,800 shares. Infineon Technologies AG The Management Board