Nyxoah SA

Declaration of Voting Results & Voting Rights Announcements • Jun 29, 2021

REGULATED INFORMATION

Information on the total number of voting rights and shares

Mont-Saint-Guibert (Belgium), June 29, 2021, 7:00 pm CET / 1:00 pm ET – In accordance with article 15 of the Law of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels: NYXH) publishes the below information following the issue of 60,000 new shares on June 23, 2021 pursuant to the exercise of subscription rights.

• Share capital: EUR 3,808,073.64
• Total number of securities carrying voting rights: 22,167,609 (all ordinary shares)
• Total number of voting rights (= denominator): 22,167,609 (all relating to ordinary shares)
• Number of rights to subscribe to securities carrying voting rights not yet issued:
  • o 91 "2013 ESOP Warrants" issued on 3 May 2013 and 23 December 2014, entitling their holders to subscribe to a total number of 45,500 securities carrying voting rights (all ordinary shares);
  • o 365 "2016 ESOP Warrants" issued on 3 November 2016, entitling their holders to subscribe to a total number of 182,500 securities carrying voting rights (all ordinary shares);
  • o 319 "2018 ESOP Warrants" issued on 12 December 2018, entitling their holders to subscribe to a total number of 159,500 securities carrying voting rights (all ordinary shares); and
  • o 550,000 "2020 ESOP Warrants" issued on 21 February 2020, entitling their holders to subscribe to a total number of 550,000 securities carrying voting rights (all ordinary shares).

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For further information, please contact:

Nyxoah Fabian Suarez, CFO corporate@nyxoah.com +32 (0)10 22 24 55