Saint-Gobain // Universal Registration Document 2021

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Capital and ownership structure Capital stock

Information on transactions involving treasury shares during 1.3.2 the 2021 fiscal year (excluding liquidity agreement)

In 2021, as part of the authorizations granted by the General Shareholders’ Meetings of June 4, 2020 and June 3, 2021 to the Board of Directors, the Company purchased, excluding the liquidity agreement, 15,393,217 shares, at an average price of €56.07, and did not sell any of its treasury shares. Total trading expenses, fees and taxes incurred by the Company in 2021 in connection with all transactions on its treasury shares amounted to €3,322,189. It made no use of derivative products in connection with these transactions. Further, the Company was holding no open purchase or sale positions at December 31, 2021. Liquidity agreement 1.3.3 In November 2007, Compagnie de Saint-Gobain entered into an agreement with Exane BNP Paribas to provide liquidity for Saint-Gobain shares, in accordance with the code of ethics issued by the Association française des marchés financiers (AMAFI). To comply with current regulations (particularly AMF decision No. 2018-01 of July 2, 2018 establishing liquidity agreements on equity securities as an accepted market practice), Compagnie de Saint-Gobain entered into a new liquidity agreement with Exane BNP Paribas on June 20, 2019, with retroactive effect from January 1, 2019, which replaces the previous one. Under the terms of the agreement, Exane is mandated to maintain a liquid market in Compagnie de Saint-Gobain shares and ensure that prices are regularly quoted for the shares, so as to avoid price fluctuations not justified by market trends. The resources provided by Compagnie de Saint-Gobain under this contract entered into in June 2019 and applied to the credit of the liquidity account amounted to €4,002,006.22 and to 21,000 Compagnie de Saint-Gobain shares (compared to €5 million under the previous contract). At December 31, 2021, the liquidity account held 24,477 shares and had a credit balance of €5.7 million. During the 2021 fiscal year, cumulative purchases under the liquidity agreement involved 1,471,779 shares at an average price of €54.41, while 1,483,669 shares were sold at an average price of €54.42. No shares allocated to the liquidity agreement were reallocated to another purpose of the share buyback program in 2021.

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