Saint-Gobain // Universal Registration Document 2021

Capital and ownership structure Capital stock

1.4

Major shareholders

At December 31, 2021, the share capital of Compagnie de Saint-Gobain was €2,096,070,380, divided into 524,017,595 common shares, to which 578,751,000 theoretical voting rights are attached. The following table presents, to the best of the Company’s knowledge, changes in the distribution of the Company’s share capital and voting rights over the last three years.

Dec. 31, 2021

Dec. 31, 2020

Dec. 31, 2019

% of share capital (1)

% of share capital (1)

% of share capital (1)

Number of shares

% of voting rights (2)

Number of shares

% of voting rights (2)

Number of shares

% of voting rights (2)

Group Savings Plan Funds

43,253,088

8.3

14.9 48,557,060 5.33 26,342,042 (5)

9.1

15.4 47,193,986 4.5 24,514,914 (7)

8.7 4.5

14.6

BlackRock, Inc.

30,760,840 (3)

5.87

4.9

4.1

Caisse des Dépôts et Consignations Treasury shares

18,950,947 (4)

3.62

4.53 21,806,475 (6) 0.0 1,988,969

4.1

4.9 12,921,428 0.0 1,934,484

2.4 0.4

3.4 0.0

2,085,448

0.4

0.4

Other shareholders (8)

428,967,272 81.86

75.25 433,989,167

81.5 100

75.2 458,118,639

84.0 100

77.9

TOTAL 100 The percentages of share capital are calculated with reference to the total number of shares comprising the Company’s share capital, including (1) treasury shares. See Chapter 5, Section 2.4 for more details on stock options not yet exercised and performance shares allocated. At December 31, 2021, the maximum percentage of dilution was 0.12%. The percentages of voting rights are calculated with reference to the number of voting rights exercisable at General Shareholders’ Meetings. Since (2) 1987, registered shares in the name of a single shareholder for at least two years benefit from a double voting right. For further information, see Chapter 9, Section 1.1.1. To the best of the Company’s knowledge, based on the disclosure threshold statement prepared by BlackRock, Inc. on October 12, 2021. (3) To the best of the Company’s knowledge, based on the disclosure threshold statement prepared by Caisse des Dépôts et Consignations on (4) December 21, 2021 indicating its direct and indirect ownership through CNP Assurances, which it controls. To the best of the Company’s knowledge, based on the disclosure threshold statement prepared by BlackRock, Inc. on December 30, 2020. (5) To the best of the Company’s knowledge, based on the disclosure threshold statement prepared by Caisse des Dépôts et Consignations on (6) December 29, 2020 indicating its direct and indirect ownership through CNP Assurances, which it controls. To the best of the Company’s knowledge, based on the disclosure threshold statement prepared by BlackRock, Inc. on November 6, 2018 and (7) March 15, 2019 respectively. The percentage of share capital and voting rights held by all Directors and members of the Group’s Senior Management is less than 0.10%. The (8) number of shares held by each director is shown in Chapter 5, Section 1.1.1. 100 100 100

To the best of the Company’s knowledge, at December 31, 2021, no other shareholder directly or indirectly, acting alone or in concert, held more than 5% of the Company’s share capital or voting rights. According to the latest study of identifiable bearer shares, at December 31, 2021, the number of shareholders was estimated at approximately 200,000. The following chart presents the ownership structure of Compagnie de Saint-Gobain as at December 31, 2021 by major shareholder category.

7

0.4% Treasury shares

7.2% Individuals

31.5% Institutional investors: Europe

8.3% Group Savings Plan (employees)

22.2% Institutional investors: France

30.4% Institutional investors: Americas - Asia

As at 12/31/2021

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