Compagnie de Saint-Gobain

Transaction in Own Shares • Mar 11, 2021

March 11, 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 2nd to the 10th 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)
02/03/2021	4,893	43.987	215,230	CEUX/TQEX/XPAR
08/03/2021	345,000	47.962	16,546,994	CEUX/TQEX/XPAR
09/03/2021	364,007	47.846	17,416,133	CEUX/TQEX/XPAR
10/03/2021	380,000	48.443	18,408,454	CEUX/TQEX/XPAR
Total over the period	1,093,900	48.073	52,586,811