Nyxoah SA

Major Shareholding Notification • May 26, 2021

PRESS RELEASE REGULATED INFOMATION

Publication relating to a transparency notification

Mont-Saint-Guibert (Belgium), 26 May 2021, 19:00h CET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels: NYXH) announces that it received a transparency notification as detailed below.

On 21 May 2021, Nyxoah received a transparency notification from BNP Paribas Asset Management SA following the acquisition of voting securities or voting rights on 19 May 2021 after which BNP Paribas Asset Management SA (through its affiliates BNP Paribas Asset Management France SAS and BNP Paribas Asset Management UK Ltd) holds 664,380 shares, representing 3.01% of the total number of voting rights (22,107,609).

The notification dated 21 May 2021 contains the following information:

• Reason for the notification: acquisition of voting securities or voting rights
• Notification by: a parent undertaking or a controlling person
• Persons subject to the notification requirement: BNP Paribas Asset Management SA (with address at SA 47000-75318 Parias cedex 09-France)
• Date on which the threshold was crossed: 19 May 2021
• Threshold that is crossed: 3%
• Denominator: 22,107,609
• Notified details:

A) Voting rights	Previous notification	After the transaction
	# of voting rights	# of voting rights		% of voting rights
Holders of voting rights		Linked to securities	Not linked to the securities	Linked to securities	Not linked to the securities
BNP Paribas Asset Management SA	0	0	0	0.00%	0.00%
BNP Paribas Asset Management France SAS	0	134,907	0	0.61%	0.00%
BNP Paribas Asset Management UK Ltd	0	529,473	0	2.39%	0.00%
	TOTAL	664,380	0	3.01%	0.00%

• Chain of controlled undertakings through which the holding is effectively held: BNP Paribas Asset Management France SAS and BNP Paribas Asset Management UK Ltd are controlled by BNP Paribas Asset Management SA, which in turn is controlled by BNP Paribas SA which benefits from the exemption to aggregate its participations with the participations of its subsidiariesthat are investment companies, in accordance with article 21 paragraph 2 of the Royal Decree of 14 February 2008 on the disclosure of large shareholdings.
• Additional information: BNP Paribas Asset Management France SAS and BNP Paribas Asset Management UK Ltd are investment companies that exercise voting rights in a discretionary way.

* * *

Contact:

Nyxoah

Fabian Suarez, Chief Financial Officer fabian.suarez@nyxoah.com +32 10 22 24 55