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Solvay SA — Major Shareholding Notification 2026
May 13, 2026
4005_mrq_2026-05-13_c9dde3c5-d693-405d-829d-7e813e36f96c.pdf
Major Shareholding Notification
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SOLVAY
Press release
Regulated information
Participation notification by SIH Partners
Brussels, May 13, 2026, 17:45 CEST
In line with Belgian transparency legislation (Law of May 2, 2007), SIH Partners, LLLP recently sent to Solvay the following transparency notification indicating that they crossed the threshold of 5%.
Here is a summary of the notification:
| Date on which the threshold is crossed | Voting rights after the transaction | Equivalent financial instruments after the transaction | Total |
|---|---|---|---|
| May 8, 2026 | 0.12% | 4.97% | 5.09% |
The notification, dated May 11, 2026, contains the following information:
- Reason for the notification:
- Acquisition or disposal of voting securities or voting rights
- Acquisition or disposal of financial instruments that are treated as voting securities
- Notified by: A parent undertaking or a controlling person
- Date on which the threshold is crossed: May 8, 2026
- Threshold of direct voting rights crossed: 5% upwards
- Denominator: 105,876,416
- Persons subject to the notification requirement: SIH Partners, LLLP, One Commerce Center 1201 N Orange Street Suite 715, Wilmington, Delaware, United States of America
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SOLVAY
- 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 securities | Not linked to the securities | Linked to securities | Not linked to the securities | |
| BIH Partners, LLLP | 0 | 0.00% | |||
| Susquehanna International Group Limited | 44,851 | 0.04% | |||
| Susquehanna International Securities Limited | 77,373 | 0.07% | |||
| Subtotal | 122,224 | 0.12% | |||
| TOTAL | 122,224 | 0 | 0.12% | 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 |
| Susquehanna International Securities Limited | Call Option | 15/05/2026 | Anytime | 41,800 | 0.04% |
| Susquehanna International Securities Limited | Call Option | 19/06/2026 | Anytime | 725,600 | 0.69% |
| Susquehanna International Securities Limited | Call Option | 17/07/2026 | Anytime | 3,300 | 0.00% |
| Susquehanna International Securities Limited | Call Option | 18/09/2026 | Anytime | 156,000 | 0.15% |
| Susquehanna International Securities Limited | Call Option | 18/12/2026 | Anytime | 1,108,400 | 1.05% |
| Susquehanna International Securities Limited | Call Option | 19/03/2027 | Anytime | 1,500 | 0.00% |
| Susquehanna International Securities Limited | Call Option | 18/06/2027 | Anytime | 175,000 | 0.17% |
| Susquehanna International Securities Limited | Put Option | 15/05/2026 | Anytime | 700 | 0.00% |
| Susquehanna International Securities Limited | Put Option | 19/06/2026 | Anytime | 300 | 0.00% |
| Susquehanna International Securities Limited | Put Option | 18/12/2026 | Anytime | 450,000 | 0.43% |
| Susquehanna International Securities Limited | Put Option | 19/03/2027 | Anytime | 100 | 0.00% |
| Susquehanna International Securities Limited | Put Option | 18/06/2027 | Anytime | 350,000 | 0.33% |
| Susquehanna International Securities Limited | Put Option | 17/12/2027 | Anytime | 2,250,000 | 2.13% |
| TOTAL | 5,262,700 | 4.97% |
The totals will be updated once you have clicked on
| TOTAL (A & B) | # of voting rights | % of voting rights |
| --- | --- | --- |
| CALCULATE | 5,384,924 | 5.09% |
Transparency notifications and the full chain of controlled undertakings through which the holding is effectively held are available on the Investor Relations Section of Solvay's website.
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SOLVAY
Contacts
Investor relations
Geoffroy d'Oultremont: +32 478 88 32 96
Vincent Toussaint: +33 6 74 87 85 65
Charlotte Vandevenne: +32 471 68 01 66
[email protected]
Media relations
Peter Boelaert: +32 479 30 91 59
Laetitia Van Minnenbruggen: +32 484 65 30 47
[email protected]
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 around 8,400 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 €4.3 billion in net sales in 2025, Solvay is listed on Euronext Brussels and Paris (SOLB). For more information about Solvay, please visit solvay.com or follow Solvay on LinkedIn.
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