Major Shareholding Notification • Mar 12, 2025
Major Shareholding Notification
Open in ViewerOpens in native device viewer


Pursuant to Article 14 of the law of 2 May 2007 on the disclosure of large shareholdings, UCB SA/NV announces that it received a transparency notification from BlackRock, Inc. (having its registered office at 50 Hudson Yards, New York, NY, 10001, U.S.A.), on 11 March 2025.
BlackRock, Inc. notified that, following an acquisition of UCB shares with voting rights by its affiliates, its shareholding in UCB SA increased and crossed the 5% threshold upwards on 10 March 2025.
On 10 March 2025, BlackRock, Inc. (taking into account the holding of its affiliates) owned 9 725 971 UCB shares with voting rights and 126.101 assimilated financial instruments, representing together 5.07% of the total number of shares issued by the company (194 505 658), versus 5.10% (9 699 063 UCB shares and 215 582 assimilated financial instruments) in the previous notification dated 7 March 2025.
| Name | Address (for legal entities) |
|---|---|
| BlackRock, Inc. | 50 Hudson Yards, New York, NY, 10001, U.S.A. |
| BlackRock (Netherlands) B.V. | Rembrandt Tower, 17th floor, Amstelplein, Amsterdam, Netherlands |
| BlackRock (Singapore) Limited | 20 Anson Road #18-01, Singapore, 79912, Singapore |
| BlackRock Advisors (UK) Limited | 12 Throgmorton Avenue, London, EC2N 2DL, U.K. |
| BlackRock Advisors, LLC | 50 Hudson Yards, New York, NY, 10001, U.S.A. |
| BlackRock Asset Management Canada Limited | 161 Bay Street, Suite 2500, Toronto, Ontario, M5J 2S1, Canada |


| BlackRock Asset Management Deutschland AG | Lenbachplatz 1 1st Floor, Munich, 80333-MN3, Germany |
|---|---|
| BlackRock Asset Management North Asia Limited |
15/F, 16/F, 17/F Citibank Tower & 17/F ICBC Tower, 3 Garden Road, Central, Hong Kong |
| BlackRock Financial Management, Inc. | 50 Hudson Yards, New York, NY, 10001, U.S.A. |
| BlackRock Fund Advisors | 400 Howard Street, San Francisco, CA, 94105, U.S.A. |
| BlackRock Institutional Trust Company, National Association |
400 Howard Street, San Francisco, CA, 94105, U.S.A. |
| BlackRock Investment Management (Australia) Limited |
Level 37 Chifley Tower, 2 Chifley Square, Sydney NSW 2000, Australia |
| 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. |
| BlackRock Japan Co., Ltd. | 1-8-3 Marunouchi Chiyoda-ku, Trust Tower Main, Tokyo, 100-8217, Japan |
| Aperio Group, LLC | 3 Harbor Dr Suite 204, Sausalito, CA 94965, U.S.A. |
| SpiderRock Advisors, LLC | Corporation Service Company, 251 Little Falls Drive, Wilmington, DE 19808, U.S.A. |


| 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 |
||
| BlackRock, Inc. | 0 | 0 | 0,00% | |||
| BlackRock (Netherlands) B.V. |
1.337 | 1.337 | 0,00% | |||
| BlackRock (Singapore) Limited |
10.538 | 9.601 | 0,00% | |||
| BlackRock Advisors (UK) Limited |
1.623.556 | 1.622.142 | 0,83% | |||
| BlackRock Advisors, LLC | 201.535 | 201.535 | 0,10% | |||
| BlackRock Asset Management Canada Limited |
138.714 | 138.719 | 0,07% | |||
| BlackRock Asset Management Deutschland AG |
181.285 | 179.060 | 0,09% | |||
| BlackRock Asset Management North Asia Limited |
3.080 | 3.080 | 0,00% | |||
| BlackRock Financial Management, Inc. |
73.923 | 73.923 | 0,04% | |||
| BlackRock Fund Advisors | 2.445.575 | 2.447.918 | 1,26% | |||
| BlackRock Institutional Trust Company, National Association |
1.602.340 | 1.601.607 | 0,82% | |||
| BlackRock Investment Management (Australia) Limited |
51.478 | 51.564 | 0,03% |

| BlackRock Investment Management (UK) Limited |
2.508.775 | 2.550.434 | 1,31% | ||
|---|---|---|---|---|---|
| BlackRock Investment Management, LLC |
645.042 | 633.166 | 0,33% | ||
| BlackRock Japan Co., Ltd. | 170.111 | 170.111 | 0,09% | ||
| Aperio Group, LLC | 41.774 | 41.774 | 0,02% | ||
| Subtotal | 9.699.063 | 9.725.971 | 5,00% | ||
| TOTAL | 9.725.971 | 0 | 5,00% | 0,00% |
| 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 Investment Management (UK) Limited |
Securities Lent | 113.548 | 0,06% | physical | ||
| BlackRock Investment Management, LLC |
Securities Lent | 2.954 | 0,00% | physical | ||
| BlackRock Financial Management, Inc. |
Contract Difference | 1.165 | 0,00% | cash | ||
| BlackRock Institutional Trust Company, National Association |
Contract Difference | 2.148 | 0,00% | cash | ||
| BlackRock Investment Management (UK) Limited |
Depositary Receipt | 229 | 0,00% |


| Aperio Group, LLC | Depositary Receipt | 6.024 | 0,00% | ||
|---|---|---|---|---|---|
| SpiderRock Advisors, LLC |
Depositary Receipt | 33 | 0,00% | ||
| TOTAL | 126.101 | 0,06% |
| TOTAL (A & B) | # of voting rights |
% of voting rights |
|
|---|---|---|---|
| CALCULATE | 9.852.071 | 5,07% |
This press release and the detailed transparency notification are available on UCB SA/NV's website via the following link.
An updated overview of the UCB SA/NV large shareholdings will be available on UCB SA/NV's website via the following link.
For further information, contact UCB:
Investor Relations Antje Witte T +32 2 559 94 14 [email protected]
Corporate Communications Laurent Schots T+32 2 559 92 64 [email protected]
UCB, Brussels, Belgium (www.ucb.com) is a global biopharmaceutical company focused on the discovery and development of innovative medicines and solutions to transform the lives of people living with severe diseases of the immune system or of the central nervous system. With more than 9 000 people in approximately 40 countries, the company generated revenue of € 6.1 billion in 2024. UCB is listed on Euronext Brussels (symbol: UCB). Follow us on Twitter: @UCB_news

Building tools?
Free accounts include 100 API calls/year for testing.
Have a question? We'll get back to you promptly.