[Unofficial translation:] Publications pursuant to Section 40 (1) of the German Securities Trading Act (WpHG)

Rostra AG has published Shareholders’ voting rights notifications of its shareholders Dr. Burkhard Schäfer, Dr. Harald Schäfer and Timothy Nuy. Please download the respective notification below (only available in German):

Shareholders’ voting rights notification: Dr. Burkhard Schäfer

Shareholders’ voting rights notification: Dr. Harald Schäfer

Shareholders’ voting rights notification: Timothy Nuy