Compagnie de Saint-Gobain

Transaction in Own Shares • Mar 22, 2021

March 22, 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 11th to the 15th of March, 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)
2021-03-11	390,000	48.823	19,040,775	CEUX/TQEX/XPAR
2021-03-12	410,000	49.044	20,107,835	CEUX/TQEX/XPAR
2021-03-15	110,993	49.320	5,474,141	CEUX/TQEX/XPAR
Total over the period	910,993	48.983	44,622,751