Mont-Saint-Guibert, Belgium; July 28, 2026, 08:30 pm CET; regulated information – Celyad Oncology (Euronext: CYAD) (the “Company” or “Celyad Oncology”), today announced, in accordance with Article 14 of the Belgian Law of 2 May 2007 regarding the publication of major shareholdings in issuers whose securities are admitted to trading on a regulated market (the “Transparency Law”), that it received a transparency notification dated July 24, 2026, from Tolefi SA and related persons indicating that they have jointly crossed passively below the 10% threshold, holding 6,568,978 shares, or 8.77% of the voting rights of the Company as of July 16, 2026.
Content of the Notification:
- Reason of the notification:
- Passive crossing of threshold
- Notification by:
- Persons acting in concert
- Persons subject to the notification requirement:
- Tolefi SA, Chaussée de Waterloo 1589D, 1180 Brussels
- Serge Goblet
- Isabelle Thoumyre
- Jérôme Goblet
- Jean-Daniel Goblet
- Date on which the threshold is crossed:
- July 16, 2026
- Threshold that is crossed (in %):
- 10
- Denominator:
- 74,883,166
- Notified details:
| Voting Rights | Previous notification | After the transaction | |||
| # of voting rights | # of voting rights | % of voting rights | |||
| Holders of voting rights | Linked to the securities | Not linked to the securities | Linked to the securities | Not linked to the securities | |
| Serge GOBLET | 56,180 | 56,180 | 0 | 0.08% | 0.00% |
| Isabelle THOUMYRE | 7,300 | 7,300 | 0 | 0.01% | 0.00% |
| Tolefi SA | 6,504,864 | 6,504,864 | 0 | 8.69% | 0.00% |
| Subtotal | 6,568,344 | 6,568,344 | 0 | 8.77% | 0.00% |
| Jérôme GOBLET | 250 | 250 | 0 | 0.00% | 0.00% |
| Jean-Daniel GOBLET | 384 | 384 | 0 | 0.00% | 0.00% |
| TOTAL | 6,568,978 | 0 | 8.77% | 0.00% | |
| 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 | 0 | 0.00% | ||||
| Total (A&B) | # of voting rights | % of voting rights |
| 6,568,978 | 8.77% |
- Full chain of controlled undertakings through which the holding is effectively held:
- Tolefi SA is controlled by Mr. Serge Goblet and Mrs. Isabelle Thoumyre, according to articles 1:14-1.18 of the Code of companies and associations
Miscellaneous:
- The Press Release may be consulted on the website of Celyad Oncology:
- https://celyad.com/newsroom
- The notification can be consulted on the website of Celyad Oncology:
- https://celyad.com/investors/regulated-information/
- Contact person(s):
- Any transparency notification must be sent to our Company by email to the attention of Hannes Iserentant, General Manager: investors@celyad.com
