Solvay SA

Declaration of Voting Results & Voting Rights Announcements • Apr 24, 2017

PARTICIPATION NOTIFICATION BY BLACKROCK INC.

Brussels, Monday April 24, 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 April 18, 2017 BlackRock Inc. crossed the statutory declaration threshold of 3% upward, detaining 3.00% of the existing voting rights emitted by Solvay S.A.

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

Notification on April 19, 2017:

• Reason for the notification: Acquisition of voting securities or voting rights
• Notified by: BlackRock Inc. (55 East 52nd Street, New York, NY, 10055, U.S.A.)
• Persons subject to the notification requirement:

Name	Address (for legal entities)
BlackRock, Inc.	55 East 52nd Street, New York, NY, 10055, 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	100 Bellevue Parkway, Wilmington, DE, 19809, U.S.A.
BlackRock Asset Management Canada Limited	161 Bay Street, Suite 2500, Toronto, Ontario, M5J 2S1, Canada
BlackRock Asset Management Deutschland AG	Max-Joseph-Straße 6, Munich, 80333, 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.	55 East 52nd Street, New York, NY, 10055, 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 International Limited	Exchange Place One, 1 Semple Street, Edinburgh, EH3 8BL, U.K.
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

• Date on which the threshold is crossed: April 18, 2017
• Threshold crossed: 3% upward (lowest declaration threshold)
• Denominator: 105,876,416

Notification details: The voting rights and equivalent financial instruments total 3,178,510 voting rights or 3.00%.

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		0.00%
BlackRock (Netherlands) B.V.		10,456		0.01%
BlackRock (Singapore) Limited		4,409		0.00%
BlackRock Advisors (UK) Limited		415,484		0.39%
BlackRock Advisors, LLC		33,756		0.03%
BlackRock Asset Management Canada Limited		7,502		0.01%
BlackRock Asset Management Deutschland AG		113,578		0.11%
BlackRock Asset Management North Asia Limited		903		0.00%
BlackRock Financial Management, Inc.		3,541		0.00%
BlackRock Fund Advisors		835,192		0.79%
BlackRock Institutional Trust Company, National Association		999,731		0.94%
BlackRock International Limited		3,576		0.00%
BlackRock Investment Management (Australia) Limited		31,667		0.03%
BlackRock Investment Management (UK) Limited		44,665		0.04%
BlackRock Investment Management, LLC		79,777		0.08%
BlackRock Japan Co., Ltd.		88,055		0.08%
Subtotal		2,672,292	0	2.52%	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 Advisors (UK) Limited	Securities Lent			404,087	0.38%	physical
BlackRock Asset Management Canada Limited	Securities Lent			27,434	0.03%	physical
BlackRock Investment Management (UK) Limited	Securities Lent			55,003	0.05%	physical
BlackRock Advisors (UK) Limited	Contract For Difference			201	0.00%	cash
BlackRock Advisors, LLC	Contract For Difference			30	0.00%	cash
BlackRock Institutional Trust Company, National Association	Contract For Difference			4,643	0.00%	cash
BlackRock International Limited	Contract For Difference			883	0.00%	cash
BlackRock Investment Management (UK) Limited	Contract For Difference			13,207	0.01%	cash
BlackRock Investment Management, LLC	Contract For Difference			730	0.00%	cash
Subtotal				506,218	0.48%

Ce communiqué de presse est également disponible en français. - Dit persbericht is ook in het Nederlands beschikbaar.

Transparency declaration

Regulated information

Chain of control:

Ce communiqué de presse est également disponible en français. - Dit persbericht is ook in het Nederlands beschikbaar.

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An international chemical and advanced materials company, Solvay assists its customers in innovating, developing and delivering high-value, sustainable products and solutions which consume less energy and reduce CO2 emissions, optimize the use of resources and improve the quality of life. Solvay serves diversified global end markets, including automotive and aerospace, consumer goods and healthcare, energy and environment, electricity and electronics, building and construction as well as industrial applications. Solvay is headquartered in Brussels with about 30,900 employees spread across 53 countries. It generated pro forma net sales of € 12.4 bn in 2015, with 90% made from activities where it ranks among the world's top 3 players. Solvay SA (SOLB.BE) is listed on Euronext in Brussels and Paris (Bloomberg: SOLB.BB - Reuters: SOLB.BR).

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