Major Shareholding Notification • Aug 22, 2023
Major Shareholding Notification
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Regulated information – Press Release
(Article 14, 1st paragraph, of the Law of 2 May 2007 on disclosure of major holdings)
La Hulpe, 22 August 2023 (6:30 pm CET)
Atenor received transparency notifications from the following 4 shareholders: 3D NV, Luxempart SA, Stéphan Sonneville SA and Alva SA, as set out in detail below. As mentioned below, the concerned shareholders have indicated in their respective transparency notifications that these notifications constitute an "update", insofar as necessary, in view of the extraordinary general meeting of the Company to be held on 11 September 2023.
The notifications were made on a voluntary basis.
The notification dated 18 August 2023 contains the following information:
| ✓ | Reason of the notification: | Acquisition or disposal of voting securities or voting rights |
|---|---|---|
| ✓ | Notification by: | A parent undertaking or a controlling person |
| ✓ | Persons subject to the notification: | |
| requirement: | STAK Iberanfra, 3 D SA and ForAtenoR SA | |
| ✓ | Transaction date: | 17.08.2023 |
| ✓ | Threshold that is crossed (in %): | 25% |
| ✓ | Denominator: | 7.425.010 |
| ✓ | 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 | Not linked to | Linked to securities | Not linked | |
| securities | securities | to securities | |||
| STAK Iberanfra | 0 | 0 | 0.00% | ||
| 3 D SA | 695,643 | 1,031,142 | 13.89% | ||
| ForAtenoR SA | 819,456 | 893,952 | 12.04% | ||
| Sub-total | 1,515,099 | 1,925,094 | 25.93% | ||
| TOTAL | 1,925,094 | 0 | 25.93% | 0% | |
| 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 |
| TOTAL | 0 | 0.00% | |||
| TOTAL (A + B) | # of voting rights | % of voting rights |
|||
| 1,925,094 | 25.93% |
✓ Chain of controlled undertakings through which the holding is effectively held:
STAK Iberanfra is not controlled.
3D SA is controlled by STAK Iberanfra.
3D SA holds the majority of the voting rights attached to the shares of ForAtenoR SA, so that it is irrefutably presumed to (exclusively) control ForAtenor SA (art. 1:14, §2, 1° of the CSA). At the same time, and without prejudice to the irrefutable presumption of (exclusive) control by 3D SA, 3D SA and Stéphan Sonneville SA exercise joint control over ForAtenor SA by virtue of a shareholders' agreement.
✓ Additional information: This notification is an « update », insofar as necessary, in view of the extraordinary general meeting of the Company to be held on 11 September 2023.

The notification dated 18 August 2023 contains the following information:
✓ Reason of the notification: Acquisition or disposal of voting securities or voting rights
✓ Notification by: A person that notifies alone
✓ Transaction date: 17.08.2023
✓ Threshold that is crossed (in %): 10%
| A) Voting rights | Previous notification | After the transaction | ||||
|---|---|---|---|---|---|---|
| # of voting rights | # of voting rights | % of voting rights | ||||
| Holders of voting rights | Linked to | Not linked to | Linked to securities | Not linked | ||
| securities | securities | to securities | ||||
| Luxempart SA | 602,048 | 819,439 | 11.04% | |||
| TOTAL | 819,439 | 0 | 11.04% | 0% | ||
| 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 |
|
| TOTAL | 0 | 0.00% | ||||
| TOTAL (A + B) | # of voting rights | % of voting rights |
||||
| 819,439 | 11.04% |
✓ Chain of controlled undertakings through which the holding is effectively held: Luxempart SA is not controlled.
✓ Additional information: This notification is an « update », insofar as necessary, in view of the extraordinary general meeting of the Company to be held on 11 September 2023


The notification dated 17 August 2023 contains the following information:
✓ Reason of the notification: Acquisition or disposal of voting securities or voting rights ✓ Notification by: A parent undertaking or a controlling person
✓ Persons subject to the notification:
requirement: Stéphan Sonneville, Stéphan Sonneville SA and ForAtenoR SA ✓ Transaction date: 17.08.2023 ✓ Threshold that is crossed (in %): 15%
✓ Denominator: 7,425,010 ✓ 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 | Not linked to | Linked to securities | Not linked | |
| securities | securities | to securities | |||
| Stéphan Sonneville | 0 | 0 | 0.00% | ||
| Stéphan Sonneville SA | 249,818 | 321,627 | 4.33% | ||
| ForAtenoR SA | 819,456 | 893,952 | 12.04% | ||
| Sub-total | 1,069,274 | 1,215,589 | 16.37% | ||
| TOTAL | 1,215,589 | 0 | 16.37% | 0% | |
| B) Equivalent financial | After the transaction | |||||
|---|---|---|---|---|---|---|
| instruments | ||||||
| Holders of equivalent financial | Type of financial | Expiration | Exercise period | # of voting rights that | % of voting | |
| instruments | instrument | date | or date | may be acquired if | rights | |
| the instrument is | ||||||
| exercised | ||||||
| TOTAL | 0 | 0.00% | ||||
| TOTAL (A + B) | # of voting rights | % of voting | ||||
| rights | ||||||
| 1,215,589 | 16.37% |
Stéphan Sonneville SA is controlled by Mr Stéphan Sonneville (physical person).
3D SA holds the majority of the voting rights attached to all the shares of ForAtenoR SA, so that it is irrefutably presumed to (exclusively) control ForAtenor SA (art. 1:14, §2, 1° of the CSA). At the same time, and without prejudice to the irrefutable presumption of (exclusive) control by 3D SA, 3D SA and Stéphan Sonneville SA exercise joint control over ForAtenor SA by virtue of a shareholders' agreement.
✓ Additional information: This notification is an « update », insofar as necessary, in view of the extraordinary general meeting of the Company to be held on 11 September 2023

The notification dated 21 August 2023 contains the following information:
notification requirement: Philippe Vastapane, Patricia Vastapane, Les Viviers SA and Alva SA ✓ Transaction date: 17.08.2023
| A) Voting rights | Previous notification | After the transaction | |||
|---|---|---|---|---|---|
| # of voting rights | # of voting rights | % of voting rights | |||
| Holders of voting rights | Linked to | Not linked to | Linked to securities | Not linked | |
| securities | securities | to securities | |||
| Philippe Vastapane | 0 | 0 | 0.00% | ||
| Patricia Vastapane | 0 | 0 | 0.00% | ||
| Alva SA | 549,437 | 681,423 | 9.18% | ||
| Sub-total | 549,437 | 681,423 | 9.18% | ||
| TOTAL | 681,423 | 0 | 9.18% | 0% |
| 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 |
| TOTAL | 0 | 0.00% | |||
| TOTAL (A + B) | # of voting rights | % of voting rights |
|||
| 681,423 | 9.18% |
✓ Chain of controlled undertakings through which the holding is effectively held: Alva SA is controlled by Les Viviers SA, a company incorporated under Luxembourg law.
The notifications can be consulted in the section Company Governance / Regulated Information - Transparency of the website www.atenor.eu.
Contact: Hans Vandendael for Real Serendipity bv, Legal Director – [email protected]u – Tel. +32 2 387 22.99
Atenor is a sustainable real estate development company recognised as a Global Listed Sector Leaders by the GRESB, with pan-European expertise and listed on the Euronext Brussels market. Its mission is to respond to the new demands of the evolution of urban and professional life through sustainable urban planning and architecture. In this context, Atenor invests in large-scale real estate projects that meet strict criteria in terms of location, economic efficiency and respect of the environmental. Atenor is recognised as an international and sustainable urban developer, aligned with the European taxonomy and aiming for the highest classifications of BREEAM and WELL certifications.
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