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

Announcement according to Art. 5 (1) lit. b) of the Regulation (EU) No. 596/2014 and Art. 2 (2) and (3) of the Delegated Regulation (EU) No. 2016/1052

Share Buyback Program 2025 – Interim Report 17

Stabilus SE acquired a total of 24,205 shares in its own stock between May 11, 2026 and May 15, 2026, as part of the Share Buyback Program 2025, the start of which was announced on December 17, 2025 in accordance with Art. 2 (1) of the Delegated Regulation (EU) No. 2016/1052 for January 15, 2026. The shares were acquired as follows:

This brings the total volume of shares repurchased by Stabilus SE under the Share Buyback Program 2025 since January 15, 2026 to 351,755 shares.

The repurchase of own shares was carried out exclusively via the Frankfurt Stock Exchange (Xetra trading) by a credit institution commissioned by Stabilus SE.

Further information according to Art. 5 (1) lit. b) and (3) of the Regulation (EU) No. 596/2014 and Art. 2 (2) and (3) of the Delegated Regulation (EU) No. 2016/1052 is available on the company website at ir.stabilus.com/investor-relations/share#share-buyback.

Koblenz, May 18, 2026

Stabilus SE
The Management Board