Nyxoah SA

Declaration of Voting Results & Voting Rights Announcements • Nov 18, 2024

REGULATED INFORMATION

Publication relating to transparency notifications

Mont-Saint-Guibert (Belgium), November 18, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below.

On November 15, 2024, Nyxoah received a transparency notification from ResMed Inc. following the passive crossing of a threshold. Based on the notification, ResMed Inc. holds 1,727,864 voting rights, representing 4.62% of the total number of voting rights on October 9, 2024 (37,389,015).

The notification dated November 5, 2024 contains the following information:

• Reason for the notification: passive crossing of a threshold
• Notification by: a person that notifies alone
• Persons subject to the notification requirement:
  • ResMed Inc. (with address at 9001 Spectrum Center Boulevard, San Diego, CA 92123, USA)
• Date on which the threshold was crossed: October 9, 2024
• Threshold that is crossed: 5%
• Denominator: 37,389,015
• 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
ResMed Inc.	1,619,756	1,727,864
TOTAL		1,727,864	0	4.62%	0.00%

• Full chain of controlled undertakings through which the holding is effectively held: No indirect holding of voting securities. ResMed Inc. is not a controlled entity.

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Contact: Nyxoah John Landry, CFO IR@nyxoah.com