Compagnie de Saint-Gobain

Transaction in Own Shares • May 27, 2024

May 27th, 2024

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 21st to the 24th of May 2024

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)
2024-05-21	98,450	80.939	7,968,395	AQEU/CEUX/TQEX/XPAR
2024-05-22	195,520	80.322	15,704,538	XPAR/CEUX/TQEX/AQEU
2024-05-23	197,104	80.919	15,949,537	XPAR/CEUX/TQEX/AQEU
2024-05-24	168,800	81.448	13,748,355	XPAR/CEUX/TQEX/AQEU
Total over the period	659,874	80.880	53,370,826