Share buyback

REGULATED INFORMATION
Paris, October 30, 2026

Share buyback

L’Air Liquide (Paris: Al) signed a mandate for the purchase of its own shares with an investment services provider in the context of its Share Buyback Program, as authorised by the Combined Shareholders’ Meeting of the Company on May 5, 2026 and implemented by the Board of Directors pursuant to a decision dated October 28, 2026.

The terms of the mandate, signed on October 30, 2026, set a maximum amount of one billion euros (i.e., for information purposes, a maximum number of 5,637,614 shares based on the Air Liquide share price as of October 29, 2026, representing 0.88% of the share capital), running from October 30, 2026 (included) until December 15, 2026 (included) at the latest, and a maximum unit purchase price not exceeding the limits established by the Combined Shareholders' Meeting of May 5, 2026 and by the Board of Directors (i.e., 300 euros per share).

The entry into of this mandate is part of the Share Buyback Program for cancellation purposes, of a maximum amount of four billion euros, announced during the Capital Markets Day on October 5, 2026. This transaction constitutes the first execution phase of such Share Buyback Program.

Transactions carried out under this mandate will be disclosed in accordance with applicable regulations and made available on the Company's website (www.airliquide.com, Investors / Regulated Information section).

CONTACTS

Corporate Communications
media@airliquide.com

Investor Relations
IRTeam@airliquide.com

Group Financing & Treasury Director
camille.meteye@airliquide.com

Air Liquide is a leader in gases, technologies, and services for numerous economic sectors. As an invisible yet essential cornerstone of industry and healthcare for more than a century, the Group's molecules pave the way for progress by delivering useful and innovative solutions to customers, patients, and society.

Present in 59 countries with approximately 65,000 employees, the Group serves 4.3 million customers and patients. With revenues close to 27 billion euros in 2025 and solid foundations, Air Liquide combines performance with lasting value creation for all its stakeholders. With "Beyond", its strategic plan through 2030, the Group has set an ambitious roadmap to accelerate its profitable growth trajectory and continue inventing the future.

Air Liquide is listed on the Euronext Paris stock exchange (compartment A) and is a member of the CAC 40, CAC 40 ESG, EURO STOXX 50, FTSE4Good, and Dow Jones Best-in-Class Europe indexes.

www.airliquide.com
Follow Air Liquide on LinkedIn