{0}------------------------------------------------

REGULATED INFORMATION

Brussels, 24.02.2026, 5:40 p.m. CET

Publication of a transparency notification (article 14, first paragraph of the Law of 2 May 2007 on disclosure of major holdings)

1. Summary of the notification

On 19.02.2026, Cofinimmo has received a transparency notification dated 19.02.2026 from UBS Group AG, with registered offices at Bahnhofstrasse 45, 8001 Zürich. By virtue of transactions in voting securities, UBS Group AG now holds 2.70% of voting securities and 2.34% of equivalent financial instruments (compared to 0.00% and 0.00%, respectively, during the previous notification dated 28.01.2026).

UBS Group AG now holds 5.04% of the voting rights in the company, including the equivalent financial instruments.

2. Content of the notification

The notification dated 19.02.2026 contains the following information:

Reason for the notification: Acquisition or disposal of financial instruments that are treated as voting securities
Notification by: a parent undertaking or a controlling person
Persons subject to the notification requirement: UBS Group AG, Bahnhofstrasse 45, 8001 Zürich
Transaction date: 17.02.2026 Threshold that is crossed: 5% Denominator: 38,096,217
Notified details:

A) Voting rights

Holder	Number of voting rights linked to shares after the transaction	% of voting rights
UBS Group AG	0	0.00%
UBS AG	210,580	0.55%
UBS Europe SE	2,364	0.01%
UBS Asset Management (Americas) LLC	643,097	1.69%
UBS Asset Management (Singapore) Ltd	432	0.00%
UBS Asset Management (Australia) Ltd	24,324	0.06%
UBS Asset Management (Europe) S.A.	24,495	0.06%
UBS Fund Management (Switzerland) AG	106,856	0.28%
UBS Fund Management (Ireland) Ltd.	18,187	0.05%
Subtotal	1,030,335	2.70%

{1}------------------------------------------------

REGULATED INFORMATION

Brussels, 24.02.2026, 5:40 p.m. CET

B) Equivalent financial instruments

Holder	Type of financial instrument	Expiration date	Exercise period or date	Number of voting rights linked to equivalent financial instruments after the transaction	% of voting rights	Settlement
UBS AG	Equity Swaps	01.09.2026		250	0.00%	cash
UBS AG	Equity Swaps	11.11.2026		47	0.00%	cash
UBS AG	Equity Swaps	04.03.2027		693	0.00%	cash
UBS AG	Equity Swaps	28.03.2028		240	0.00%	cash
UBS Asset Management (Americas) LLC	Equity Swaps	29.09.2026		77,172	0.20%	cash
UBS AG	Right of use over shares		At any time	1,649	0.00%	physical
UBS Switzerland AG	Right of use over shares		At any time	12,734	0.03%	physical
UBS Securities LLC	Right of use over shares		At any time	761,701	2.00%	physical
UBS AG	Right to Recall of Lent Shares		At any time	4,532	0.01%	physical
UBS AG	Right to Substitute shares delivered as collateral		At any time	30,909	0.08%	physical
Subtotal				889,927	2.34%
TOTAL A + B				1,920,262	5.04%

Full chain of controlled undertakings through which the holding is effectively held: the full chain of controlled undertakings was added to the notification.
Additional information: The disclosure obligation arose due to the total indirect holdings of UBS Group AG in voting rights of Cofinimmo SA, held directly by controlled undertakings, going above 5% on 17 February 2026.

3. Miscellaneous

This press release can be consulted on Cofinimmo's website under www.cofinimmo.com/news-and-media/press-releases/
The full notification can be consulted on Cofinimmo's website under www.cofinimmo.com/investors/shareholder-information/ownership/

{2}------------------------------------------------

REGULATED INFORMATION

Brussels, 24.02.2026, 5:40 p.m. CET

For more information:

Philippe Etienne Lynn Nachtergaele Head of External Communication Head of Investor Relations Tel.: +32 2 373 60 32 Tel.: +32 2 777 14 08 [email protected] [email protected]

About Cofinimmo:

Cofinimmo has been acquiring, developing and managing rental properties for more than 40 years. The company has a portfolio spread across Belgium, France, the Netherlands, Germany, Spain, Finland, Ireland, Italy and the United Kingdom, with a value of approximately 6.1 billion EUR. Responding to societal changes, Cofinimmo's mission is to provide highquality care, living, and working spaces to partner-tenants that directly benefit their occupants. 'Caring, Living and Working - Together in Real Estate' is the expression of this mission. Thanks to its expertise, Cofinimmo has assembled a healthcare real estate portfolio of approximately 4.7 billion EUR in Europe.

As an independent company that applies the highest standards of corporate governance and sustainability, Cofinimmo offers its tenants services and manages its portfolio through a team of approximately 150 employees in Brussels, Paris, Breda, Frankfurt and Madrid.

Cofinimmo is listed on Euronext Brussels (BEL20) and benefits from the REIT system in Belgium (RREC), in France (SIIC), in Spain (SOCIMI) and in the United Kingdom (UK-REIT). Its activities are supervised by the Financial Services and Markets Authority (FSMA), the Belgian regulator.