Compagnie de Saint-Gobain

Transaction in Own Shares • Jul 3, 2023

July 3rd , 2023

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 8, 2023 (13th 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 26th to the 29th of June 2023

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)
2023-06-26	191,909	53.944	10,352,358	AQEU/CEUX/TQEX/XPAR
2023-06-27	169,176	54.172	9,164,670	AQEU/CEUX/TQEX/XPAR
2023-06-29	48,381	54.942	2,658,154	AQEU/CEUX/TQEX/XPAR
Total over the period	409,466	54.156	22,175,182