Compagnie De Saint-gobain SaEURONEXT: SGO

Reporting on share buyback transactions carried out between March 16 and March 20, 2026

· Issued by Compagnie De Saint-gobain Sa


March 23, 2026

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 5, 2025 (16th 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 March 16 to March 20, 2026

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)

2026-03-16

175,521

71.699

12,584,698

XPAR/CEUX/TQEX/AQEU

2026-03-17

211,172

71.860

15,174,778

XPAR/CEUX/TQEX/AQEU

2026-03-18

250,000

72.191

18,047,775

XPAR/CEUX/TQEX/AQEU

2026-03-19

250,000

68.974

17,243,400

XPAR/CEUX/TQEX/AQEU

2026-03-20

250,000

68.959

17,239,750

XPAR/CEUX/TQEX/AQEU

Total over the period

1,136,693

70.635

80,290,400

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