Compagnie de Saint-Gobain

Transaction in Own Shares • Dec 2, 2024

December 2nd, 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 6, 2024 (19th 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 November 26 to November 28, 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)
2024-11-26	139,917	86.736	12,135,855	XPAR/CEUX/TQEX/AQEU
2024-11-27	304,447	84.891	25,844,871	XPAR/CEUX/TQEX/AQEU
2024-11-28	55,636	86.277	4,800,118	XPAR/CEUX
Total over the period	500,000	85.562	42,780,844