Oxurion NV — Major Shareholding Notification 2023

Dec 1, 2023

Oxurion Receives Transparency Notifications from Atlas Special Opportunities LLC

December 1, 2023

Regulated Information

Leuven, BELGIUM, Boston, MA, US – December 1, 2023 – 7.00 PM CET Oxurion NV (Euronext Brussels: OXUR), a biopharmaceutical company developing next generation standard of care ophthalmic therapies, with clinical stage assets in vascular retinal disorders, today announced that, pursuant to Belgian Transparency legislation1 it has received transparency notifications as follows:

Oxurion received a first transparency notification on November 22, 2023, from Atlas Special Opportunities, LLC indicating that as of November 13, 2023, it held 0 shares of the then outstanding 3,112,043,514 shares, and therefore crossed below the threshold (3%) by virtue of the sale of voting securities. See Annex 1.

Oxurion received a second transparency notification on November 29, 2023, from Atlas Special Opportunities, LLC indicating that as of November 17, 2023, it held 241,545,893 shares of the then outstanding 3,489,458,972 shares, and therefore crossed above the threshold (5%) by virtue of the acquisition and sale of voting securities. See Annex 2.

About Oxurion

Oxurion (Euronext Brussels: OXUR) is a biopharmaceutical company headquartered in Leuven, Belgium, with corporate operations in Boston, MA. More information is available at www.oxurion.com.

Important information about forward-looking statements

Certain statements in this press release may be considered "forward-looking". Such forward-looking statements are based on current expectations, and, accordingly, entail and are influenced by various risks and uncertainties. The Company therefore cannot provide any assurance that such forward-looking statements will materialize and does not assume any obligation to update or revise any forward-looking statement, whether as a result of new information, future events, or any other reason. Additional information concerning risks and uncertainties affecting the business and other factors that could cause actual results to differ materially from any forward-looking statement is contained in the Company's Annual Report. This press release does not constitute an offer or invitation for the sale or purchase of securities or assets of Oxurion in any jurisdiction. No securities of Oxurion may be offered or sold within the United States without registration under the U.S. Securities Act of 1933, as amended, or in compliance with an exemption therefrom, and in accordance with any applicable U.S. state securities laws.

For further information please contact:

Oxurion NV Tom Graney Chief Executive Officer Tel: +32 16 75 13 10 tom.graney@oxurion.com	US Conway Communications Mary T. Conway mtconway@conwaycommsir.com
Michael Dillen Chief Business Officer Tel: +32 16 75 13 10 michael.dillen@oxurion.com

1. Article 14, first paragraph, of the Law of 2 May 2007 on disclosure of major holdings.

ANNEX 1

________

FSMA	FINANCIAL SERVICES AND MARKETS AUTHORITY	Transparency notification Form TR-1 BE PARTI
1) Status of the notification
	Final
2) Issuer
Identification number	Name OXURION 0881-620-924
3) Reason for the notification
	Acquisition or disposal of voting securities or voting rights
	Downward crossing of the lowest threshold
4) Notification by
	A person that notifies alone		÷.
5) Persons subject to the notification requirement
	Name	Address (for legal entities)
	Atlas Special Opportunities LLC	2500 Westchester Avenue, Suite 401, Purchase, NY 10577
	6) Persons that dispose of voting rights (only to be filled in if art. 7 of the Law applies)
	Name	Address (for legal entities)
	Please continue entering the information in part II concerning the persons referred to in Sections 5 and 6	Part II
7) Date on which the threshold is crossed
		13/11/2023 (DD/MM/YYYY)
8) Threshold that is crossed (in %)
u		If the holding has fallen below the lowest threshold, you have the option of not entering any numbers in Section 10

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
Atlas Special Opportunities LLC	232.919.254	$\circ$		0.00%
TOTAL		٥		0.00%	0.00%

$0.00\%$ $\mathbf 0$ $0.00\%$

$\pm$

TOTAL D 0 0 0.00%

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

The totals, subtotals and % will be updated once you have clicked on .

Sign Envelope ID: F1BD79BA-C3D9-4995-8CCF-60F38B4394FF

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
	TOTAL			$\bullet$	0.00%

The totals will be updated once you have clicked on

TOTAL (A & B)		# of voting rights % of voting rights
	CALCULATE	0.00%

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

Atlas Special Opportunities LLC is not a controlled entity.

12) In case of proxy voting for only one GM

			JAN 1965
Holder	Il cease to hold / W. will hold again	$-90$ жÆ voting big

13) Additional information

On 9 November 2023, Atlas Special Opportunities LLC held 157,227,832 shares in Oxurion NV (= 5.05%, with denominator = 3,112,043,514). On 10 November 2023, Atlas Special Opportunities LLC sold 65,678,385 shares in Oxurion NV, as a result of which its shareholding decreased to 91,549,447 shares (= 2.94%, with denominator = 3,112,043,514). On 13 November 2023, Atlas Special Opportunities LLC sold
91,549,447 shares in Oxurion NV, as a result of which its shareholding decreased to 0 shares (= 0.00%, with denominator = 3,112,043,514).

	Done at New York
On		17/11/2023 (DD/MM/YYYY)
	Name & capacity Patrick Vance, proxyholder	DocuSigned by: Patrick Vance Signature 55348237829544C

ANNEX 2

FSMA FINANCIAL SERVICES AND MARKETS AUTHORITY	Transparency notification Form TR-1 BE PARTI
1) Status of the notification
Final
2) Issuer
Name OXURION Identification number 0881-620-924
3) Reason for the notification
Acquisition or disposal of voting securities or voting rights
4) Notification by
A person that notifies alone		÷.
5) Persons subject to the notification requirement
Name	Address (for legal entities)
6) Persons that dispose of voting rights (only to be filled in if art. 7 of the Law applies)
Name	Address (for legal entities)
Atlas Special Opportunities LLC	2500 Westchester Avenue, Suite 401, Purchase, NY 10577
persons referred to in Sections 5 and 6	Please continue entering the information in part II concerning the Part II
7) Date on which the threshold is crossed
	17/11/2023 (DD/MM/YYYY)
8) Threshold that is crossed (in %)
	If the holding has fallen below the lowest threshold, you have the option of not entering any numbers in Section 10

9) Denominator

3,489,458,972 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
Atlas Special Opportunities LLC		241,545,893		6.92%
	TOTAL	241,545,893		6.92%	0.00%

$\pm$

Start with "groups" of holders. Add subtotals with $\Sigma$ , 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 b

gn Envelope ID: 7F03E731-92D9-4BC6-8FCE-52174CF89325

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
							$+1$
	TOTAL			$\bf{0}$	0.00%

The totals will be updated once you have clicked on

TOTAL (A & B)			# of voting rights % of voting rights
	CALCULATE	241,545,893	6.92%

12) In case of proxy voting for only one GM

			,,,,,,,
Holder	will cease to hold / will hold again	voting rights as of

13) Additional information

On 15 November 2023, Atlas Special Opportunities LLC purchased 135,869,565 shares in Oxurion NV, as a result of which its shareholding increased to 135,869,565 shares (= 4,18%, with denominator =
3,247,913,079). On 17 November 2023, Atlas Special Opportunities LLC purchased 241,545,893 shares in Oxurion NV, as a result of which its shareholding increased to 377,415,458 shares (= 10.82%, with
denominator = 3,489,458,972). On the same day, Atlas Special Opportunities LLC sold 135,869,565 shares in Oxurion NV, as a result of which its shareholding decreased to 241,545,893 shares (= 6.92%, with
denominator = 3.489.458.972).

	Done at New York
On		24/11/2023 (DD/MM/YYYY)
	Name & capacity Patrick Vance, proxyholder

Attachments

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