Compagnie de Saint-Gobain

Transaction in Own Shares • Jun 3, 2024

June 3rd, 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 27th to the 31st 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)
2024-05-27	77,456	81.935	6,346,381	XPAR/CEUX/TQEX/AQEU
2024-05-28	242,841	82.138	19,946,377	XPAR/CEUX/TQEX/AQEU
2024-05-29	205,520	81.167	16,681,360	XPAR/CEUX/TQEX/AQEU
2024-05-30	178,254	80.725	14,389,501	XPAR/CEUX/TQEX/AQEU
2024-05-31	201,375	80.817	16,274,544	XPAR/CEUX/TQEX/AQEU
Total over the period	905,446	81.328	73,638,161