Participation notifications by Morgan Stanley
Press release Regulated information
Brussels, January 20, 2026, 17:45 CET
In line with Belgian transparency legislation (Law of May 2, 2007), Morgan Stanley recently sent to Solvay the following transparency notifications indicating that they crossed the threshold of 3%.
Here is a summary of the notifications:
| Date on which the threshold is crossed | Voting rights after the transaction | Equivalent financial instruments after the transaction | Total |
| December 23, 2025 | 0.00% | - | 0.00% |
| January 9, 2026 | 0.04% | 3.16% | 3.20% |
| January 12, 2026 | 0.01% | 2.77% | 2.77% |
The last notification, dated January 16, 2026, contains the following information:
- Reason for the notification:
- Acquisition or disposal of voting securities or voting rights
- Downward crossing of the lowest threshold
- Notified by: A parent undertaking or a controlling person
- Date on which the threshold is crossed: January 12, 2026
- Threshold of direct voting rights crossed: 3% downwards
- Denominator: 105,876,416
- Persons subject to the notification requirement: Morgan Stanley c/o The Corporation Trust Company (DE), Corporation Trust Center, 1209 Orange Street, Wilmington, Delaware 19801, USA
Transparency notifications and the full chain of controlled undertakings through which the holding is effectively held are available on the of Solvay's website.
Contacts
Investor relations
Geoffroy d’Oultremont: 6
Vincent Toussaint: 65
Charlotte Vandevenne: 6
Media relations
Peter Boelaert: 9
Laetitia Van Minnenbruggen: 7
About Solvay
Solvay, a pioneering chemical company with a legacy rooted in founder Ernest Solvay's pivotal innovations in the soda ash process, is dedicated to delivering essential solutions globally through its workforce of circa 9,000 employees. Since 1863, Solvay harnesses the power of chemistry to create innovative, sustainable solutions that answer the world’s most essential needs such as purifying the air we breathe and the water we drink, preserving our food supplies, protecting our health and well-being, creating eco-friendly clothing, making the tires of our cars more sustainable and cleaning and protecting our homes. Solvay’s unwavering commitment drives the transition to a carbon-neutral future by 2050, underscoring its dedication to sustainability and a fair and just transition. As a world-leading company with €4.7 billion in net sales in 2024, Solvay is listed on Euronext Brussels and Paris (SOLB). For more information about Solvay, please visit or follow on Linkedin.
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