Galp Energia

Report Publication Announcement • Dec 21, 2023

Galp Financial Calendar 2024

Galp hereby discloses the financial calendar for 2024:

Event	Date
4Q23 Trading Update	January 29, 2024
4Q23 Results and Outlook	February 12, 2024
Annual Report & Accounts 2023 (Audited)	April 8, 2024
1Q24 Trading Update	April 15, 2024
1Q24 Results	April 30, 2024
Annual General Shareholders Meeting	May 10, 2024
2Q24 Trading Update	July 8, 2024
2Q24 Results	July 22, 2024
3Q24 Trading Update	October 14, 2024
3Q24 Results	October 28, 2024

Note: All dates may be subject to change.

The documents related with the results are expected to be made available before the opening of Euronext Lisbon exchange. The Company will hold conference calls on its quarterly events.

Galp Energia, SGPS, S.A.

Investor Relations: Otelo Ruivo, Director João G. Pereira Teresa Toscano Tommaso Fornaciari César Teixeira

Contacts: Tel: +351 21 724 08 66 Fax: +351 21 724 29 65 Address: Rua Tomás da Fonseca, Torre A, 1600-209 Lisbon, Portugal Website: www.galp.com/corp/en/investors Email: investor.relations@galp.com Reuters: GALP.LS Bloomberg: GALP PL

This document may include forward-looking statements. All statements other than statements of historical facts are, or may be deemed to be, forward-looking statements. Forward-looking statements express future expectations that are based on management's expectations and assumptions as of the date they are disclosed and involve known and unknown risks and uncertainties that could cause actual results, performance or events to differ materially from those expressed or implied in such those statements. Accordingly, neither Galp nor any other person can assure that its future results, performance or events will meet those expectations, nor assume any responsibility for the accuracy and completeness of the forward-looking statements. Forward-looking statements include, among other things, statements concerning the potential exposure of Galp to market risks and statements expressing management's expectations, beliefs, estimates, forecasts, projections, and assumptions. These forward-looking statements may generally be identified by the use of the future, gerund or conditional tense or the use of terms and phrases such as "aim", "ambition", "anticipate", "believe", "consider", "could", "develop", "envision", "estimate", "expect", "goals", "intend", "may'', "objectives", "outlook", "plan", "potential", "probably", "project", "pursue", "risks", "schedule", "seek", "should", "target", "think", "will" or the negative of these terms and similar terminology. This document may include data and information provided by third parties, which are not publicly available. Such data and information should not be interpreted as advice and you should not rely on it for any purpose. You may not copy or use this data and information except as expressly permitted by those third partiesinwriting. To the fullest extent permitted by law, those third parties accept no responsibility for your use of such data and information except as specified in a written agreement you may have entered into with those third parties for the provision of such data and information. Galp and its respective representatives, agents, employees or advisers do not intend to, and expressly disclaim any duty, undertaking or obligation to, make or disseminate any supplement, amendment, update or revision to any of the information, opinions or forward-looking statements contained in this document to reflect any change in events, conditions or circumstances. This document does not constitute investment advice nor forms part of and should not be construed as an offer to sell or issue or the solicitation of an offer to buy or otherwise acquire securities of Galp or any of its subsidiaries or affiliates in any jurisdiction or an inducement to engage in any investment activity in any jurisdiction.