Compagnie de Saint-Gobain

Transaction in Own Shares • Oct 19, 2021

October 19th , 2021

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 3, 2021 (17th 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 12th to the 13th of October 2021

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)
2021-10-12	205,000	59.600	12,218,082	XPAR/CEUX/TQEX/AQEU
2021-10-13	49,651	59.735	2,965,907	XPAR/CEUX/TQEX/AQEU
Total over the period	254,651	59.627	15,183,989