Compagnie de Saint-Gobain

Transaction in Own Shares • Sep 14, 2021

September 14th , 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 7th to the 10th of September 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)
2021-09-07	138,000	61.165	8,440,798	CEUX/TQEX/XPAR
2021-09-08	199,017	60.493	12,039,076	CEUX/TQEX/XPAR
2021-09-09	233,391	60.756	14,179,787	CEUX/TQEX/XPAR
2021-09-10	100,139	61.412	6,149,766	CEUX/TQEX/XPAR
Total over the period	670,547	60.860	40,809,426