Do you have any questions about the stock exchange, specific securities or this website? Then you can reach us in three ways:

Trading Surveillance Hotline

If private investors have questions regarding execution in floor trading, but in particular if they suspect irregularities in price fixing and stock exchange trading, they can contact HÜSt.

  • Due to the current situation related to the Corona pandemic, the trade surveillance is currently only available by e-mail. 
  • E-mail: