Compagnie de Saint-Gobain

Transaction in Own Shares • Apr 1, 2022

April 1st , 2022

Reporting on share buyback transactions carried out in accordance with Article 5 §2 of Regulation (EU) No 596/2014 of April 16, 2014 on market abuse

Share buyback program authorized by the Annual General Meeting of June 3, 2021 (17th resolution)

In accordance with applicable regulations, Compagnie de Saint-Gobain announces having carried out the following share buyback transactions in accordance with Article 5 §2 of Regulation (EU) No 596/2014 from the 25th to the 31t of March 2022

Issuer: Compagnie de Saint-Gobain

Security type: SHARES - ISIN Code : FR0000125007

Transaction date	Total daily volume (number of shares bought back)	Daily weighted average purchase price	Amount (in euros)	Market (MIC Code)
2022-03-25	342,858	54.898	18,822,218	XPAR/CEUX/TQEM
2022-03-31	228,942	54.770	12,539,108	XPAR/CEUX/TQEM
Total over the period	571,800	54.847	31,361,326