SAINT_GOBAIN_REGISTRATION_DOCUMENT_2017

Corporate governance Company stock traded by Directors

COMPANY STOCK TRADED 3. BY DIRECTORS

Transactions by Directors involving Compagnie de Saint-Gobain shares exceeding an aggregate amount of €20,000 reported to the French Autorité des marchés financiers in 2017 pursuant to Article L.621-18-2 of the French Financial and Monetary Code were the following: Securities Type of transaction Transaction date Unit price Total amount

Units of the Saint-Gobain France FCPE (Saint-Gobain Group Savings Plan) Units of the Saint-Gobain France FCPE (Saint-Gobain Group Savings Plan)

Subscription

Mayɸ17, 2017

€36.72

€305,164

Pierre-André de Chalendar

Sale Augustɸ03, 2017

€47.45

€414,345

Exercise of stock options

Subscription Augustɸ08, 2017

€25.88

€388,200

6

173 SAINT-GOBAIN - REGISTRATION DOCUMENT 2017