Compagnie de Saint-Gobain

Transaction in Own Shares • Aug 28, 2023

August 28th, 2023

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 8, 2023 (13th 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 21st to the 25th of August 2023

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)
2023-08-21	152,312	59.248	9,024,197	AQE/DXE/ENX/TQE
2023-08-22	155,334	59.396	9,226,141	AQE/DXE/ENX/TQE
2023-08-23	171,129	58.771	10,057,422	AQE/DXE/ENX/TQE
2023-08-24	199,423	58.401	11,646,423	AQE/DXE/ENX/TQE
2023-08-25	168,356	58.164	9,792,292	AQE/DXE/ENX/TQE
Total over the period	846,554	58.763	49,746,475