Compagnie de Saint-Gobain

Transaction in Own Shares • Jul 27, 2021

July 27th, 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 19th of July to the 21st of July, 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)
2021-07-19	313,223	55.535	17,394,839	XPAR/DXE/TQE
2021-07-20	251,958	56.233	14,168,354	XPAR/DXE/TQE
2021-07-21	6,866	56.455	387,617	XPAR/DXE/TQE
Total over the period	572,047	55.853	31,950,810