TRANSPARENCY DECLARATION - PARTICIPATION NOTIFICATION BY BLACKROCK INC.

PARTICIPATION NOTIFICATION
BY BLACKROCK INC.

Brussels, Thursday June 8, 2017, 8h00 CET --- According to the Belgian transparency legislation in force (Law of May 2, 2007), BlackRock Inc. (55 East 52nd Street, New York, NY, 10055, U.S.A.) has notified Solvay S.A. that:

> On June 1, 2017 the number of direct voting rights held by BlackRock Inc. crossed downward the 3% statutory threshold. Including voting rights held through equivalent financial instruments, BlackRock Inc. remained above the 3% statutory threshold, however, detaining 3.16% of the existing voting rights emitted by Solvay S.A.

> On June 2, 2017 the number of direct voting rights held by BlackRock Inc. crossed upward the 3% statutory threshold again. Including voting rights held through equivalent financial instruments, BlackRock Inc. detained 3.17% of the existing voting rights emitted by Solvay S.A.

> On June 5, 2017 the number of direct voting rights held by BlackRock Inc. crossed downward the 3% statutory threshold. Including voting rights held through equivalent financial instruments, BlackRock Inc. remained above the 3% statutory threshold, however, detaining 3.18% of the existing voting rights emitted by Solvay S.A.

The declaration by BlackRock Inc. is published in the Investor Relations Section of Solvay`s website.

For the complete press release, please read the enclosed PDF.

Follow us on twitter @SolvayGroup

Solvay is a multi-specialty chemical company, committed to developing chemistry that addresses key societal challenges. Solvay innovates and partners with customers in diverse global end markets. Its products and solutions are used in planes, cars, smart and medical devices, batteries, in mineral and oil extraction, among many other applications promoting sustainability. Its lightweighting materials enhance cleaner mobility, its formulations optimize the use of resources and its performance chemicals improve air and water quality. Solvay is headquartered in Brussels with around 27,000 employees in 58 countries. Net sales were € 10.9 billion in 2016, with 90% from activities where Solvay ranks among the world`s top 3 leaders. Solvay SA (SOLB.BE) is listed on Euronext Brussels and Paris (Bloomberg: SOLB.BB - Reuters: SOLB.BR) and in the United States its shares (SOLVY) are traded through a level-1 ADR program.


Caroline Jacobs

Kimberly Stewart

Jodi Allen

Geoffroy Raskin

Bisser Alexandrov

Media Relations

Investor Relations

Investor Relations

Investor Relations

Investor Relations

+32 2 264 1530

+32 2 264 3694

+1 9733573283

+32 2 264 1540

+32 2 264 3687

To read the complete release in PDF