Compagnie de Saint-Gobain

Transaction in Own Shares • Sep 11, 2023

September 11th, 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 5th to the 8th of September 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)
2023-09-05	259,093	57.501	14,898,107	AQEU/TQEX/XPAR/CCXE
2023-09-06	218,214	57.753	12,602,579	AQEU/TQEX/XPAR/CCXE
2023-09-07	269,756	57.424	15,490,361	AQEU/TQEX/XPAR/CCXE
2023-09-08	254,629	56.975	14,507,385	AQEU/TQEX/XPAR/CCXE
Total over the period	1,001,692	57.401	57,498,431