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Solvay SA — Major Shareholding Notification 2026
May 12, 2026
4005_mrq_2026-05-12_4920e437-103b-4064-93b8-1b0a742a820b.pdf
Major Shareholding Notification
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SOLVAY
Press release
Regulated information
Participation notifications by Citigroup Inc.
Brussels, May 12, 2026, 17:45 CEST
In line with Belgian transparency legislation (Law of May 2, 2007), Citigroup Inc. 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 |
|---|---|---|---|
| May 4, 2026 | - | - | - |
| May 7, 2026 | 0.66% | 2.37% | 3.03% |
The latest notification, dated May 12, 2026, contains the following information:
- Reason for the notification:
- 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 7, 2026
- Threshold of direct voting rights crossed: 3% upwards
- Denominator: 105,876,416
- Additional information: crossing above 3% which is the lowest threshold per the issuer's articles of association
- Persons subject to the notification requirement: Citigroup Inc., 1209 North Orange Street in Wilmington, Delaware 19801, USA
solvay.com
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 | |
| Citigroup Inc. | 0 | 0.00% | |||
| Citigroup Global Markets Limited | 682,267 | 0.64% | |||
| Citigroup Global Markets Europe AG | 12,846 | 0.01% | |||
| Subtotal | 695,113 | 0.66% | |||
| TOTAL | 695,113 | 0.66% | 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 |
| Citigroup Global Markets Limited | SWAPS | 03.08.2026-04.02.202 | 595,316 | 0.56% | |
| Citigroup Global Markets Funding Luxembourg S.C.A | Option | 18.02.2027 | 177,430 | 0.17% | |
| Citigroup Global Markets Limited | Option | 18.12.2026 | 34,071 | 0.03% | |
| Citigroup Global Markets Limited | Option | 22.12.2026 | 3,604 | 0.00% | |
| Citigroup Global Markets Limited | Long Call | 18.09.2026 | 150,000 | 0.14% | |
| Citigroup Global Markets Limited | Short Put | 18.12.2026-17.12.202 | 1,550,000 | 1.46% | |
| TOTAL | 2,510,421 | 2.37% |
The totals will be updated once you have clicked on
| TOTAL (A & B) | # of voting rights | % of voting rights | |
|---|---|---|---|
| CALCULATE | 3,205,534 | 3.03% |
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.
solvay.com
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.
Ce communiqué de presse est également disponible en français.
Dit persbericht is ook in het Nederlands beschikbaar.
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