[Unofficial Translation:] Advance notice of the publication of financial reports in accordance with Sections 114-117 of the German Securities Trading Act (WpHG)

This is an unofficial translation of the adhoc-announcement. Please download the official adhoc-announcement here (only available in German).

Rostra AG hereby announces that the following financial reports will be published:
Report: Half-year report to 30 June 2025
Reporting period: January 1, 2025 – June 30, 2025
Internet publication: https://rostra.ag/de/financial-reports-de
Publication date: September 24, 2025