Compagnie de Saint-Gobain

Transaction in Own Shares • May 25, 2021

May 25, 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 4, 2020 (14th 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 18th to the 24th of May, 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)
2021-05-18	174,499	54.794	9,561,481	XPAR/DXE/TQE
2021-05-19	283,672	53.589	15,201,557	XPAR/DXE/TQE
2021-05-20	210,572	54.117	11,395,441	XPAR/DXE/TQE
2021-05-21	131,630	54.815	7,215,338	XPAR/DXE/TQE
2021-05-24	50,482	54.975	2,775,258	XPAR/DXE/TQE
Total over the period	850,855	54.238	46,149,074