Nyxoah SA

Major Shareholding Notification • Sep 27, 2024

2) Issuer

1) Status of the notification

	Final
	Name NYXOAH
Identification number 0817-149-675

3) Reason for the notification

Acquisition or disposal of voting securities or voting rights
---------------------------------------------------------------	--	--	--	--	--

4) Notification by

A parent undertaking or a controlling person

5) Persons subject to the notification requirement

Name	Address (for legal entities)
BlackRock, Inc.	50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Advisors, LLC	50 Hudson Yards, New York, NY, 10001, U.S.A.
BlackRock Fund Advisors	400 Howard Street, San Francisco, CA, 94105, U.S.A.
BlackRock Investment Management (UK) Limited	12 Throgmorton Avenue, London, EC2N 2DL, U.K.
BlackRock Investment Management, LLC	1 University Square Drive, Princeton, NJ, 8540, U.S.A.

6) Persons that dispose of voting rights (only to be filled in if art. 7 of the Law applies)

7) Date on which the threshold is crossed

9) Denominator

34,373,015

Please enter the denominator before filling in the data

10) 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	S
BlackRock, Inc.	0	0		0.00%		1
BlackRock Advisors, LLC	1,071,561	1,016,861		2.96%		1
BlackRock Fund Advisors	46	46		0.00%		1
BlackRock Investment Management (UK) Limited	1,080	1,080		0.00%		1

0

0

0

² +

² +

BlackRock Investment Management, LLC	25,242	25,234		0.07%		1	-
Subtotal	1,097,929	1,043,221		3.03%		S	+
TOTAL		1,043,221	0	3.03%	0.00%

Start with "groups" of holders. Add subtotals with S, and then finish with the persons who are "alone".

For groups, start with the ultimate controlling natural person or legal entity. The totals, subtotals and % will be updated once you have clicked on .

B) Equivalent financial instruments	After the transaction
Holders of equivalent financial instruments	Type of financial instrument		Expiration date Exercise period or date	# of voting rights that may be acquired if the instrument is exercised	% of voting rights	Settlement
BlackRock Advisors, LLC	Securities Lent			72,300	0.21%	physical	-
BlackRock Fund Advisors	Securities Lent			900	0.00%	physical	+
TOTAL			73,200	0.21%

The totals will be updated once you have clicked on

TOTAL (A & B)			# of voting rights % of voting rights
	CALCULATE	1,116,421	3.25%

11) Full chain of controlled undertakings through which the holding is effectively held, if applicable

Please see the full chain of control in "Chain of Control" tab.

12) In case of proxy voting for only one GM

Holder		will cease to hold / will hold again	0	voting rights as of	(DD/MM/YYYY)
13) Additional information
The disclosure obligation arose due to voting rights attached to shares for BlackRock Advisors, LLC going below 3%.

In addition, a signed copy in PDF format should also be transmitted.

Send" button.

11) Full chain of controlled undertakings through which the holding is effectively held, if applicable

Name

BlackRock, Inc. Trident Merger, LLC BlackRock Investment Management, LLC

BlackRock, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock International Holdings, Inc. BR Jersey International Holdings L.P. BlackRock Holdco 3, LLC BlackRock Cayman 1 LP BlackRock Cayman West Bay Finco Limited BlackRock Cayman West Bay IV Limited BlackRock Group Limited BlackRock Finance Europe Limited BlackRock Investment Management (UK) Limited

BlackRock, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Holdco 4, LLC BlackRock Holdco 6, LLC BlackRock Delaware Holdings Inc. BlackRock Fund Advisors

BlackRock, Inc. BlackRock Holdco 2, Inc. BlackRock Financial Management, Inc. BlackRock Capital Holdings, Inc. BlackRock Advisors, LLC