INFORMATION REGARDING EXECUTED TRANSACTIONS WITHIN THE FRAMEWORK OF A SHARE BUY-BACK PROGRAMME

Regulated Information

Paris, 31 August 2026

As of 28 August 2026, Societe Generale has completed 45% of the previously announced extraordinary share buy-back of EUR 1.5 billion¹.

The purchases performed² from 24 to 28 August 2026 are described below.

Press contacts:
Jean-Baptiste Froville_+33 1 58 98 68 00_ jean-baptiste.froville@socgen.com
Fanny Rouby_+33 1 57 29 11 12_ fanny.rouby@socgen.com

Purchases performed by Societe Generale during the period

Issuer name: Societe Generale - LEI O2RNE8IBXP4R0TD8PU41
Reference of the financial instrument: ISIN FR0000130809
Period: From 24 to 28 August 2026

Aggregated presentation by day and market

Societe Generale

Societe Generale is a top-tier European Bank with around 110,000 employees serving 27 million clients in 58 countries across the world. We have been supporting the development of our economies for over 160 years, providing our corporate, institutional, and individual clients with a wide array of value-added advisory and financial solutions. Our long-lasting and trusted relationships with the clients, our cutting-edge expertise, our unique innovation, our ESG capabilities and leading franchises are part of our DNA and serve our most essential objective - to deliver sustainable value creation for all our stakeholders.

The Group runs three complementary sets of businesses, embedding ESG offerings for all its clients:

• French Retail, Private Banking and Insurance, with leading retail bank SG and insurance franchise, premium private banking services, and the leading digital bank BoursoBank.
• Global Banking and Investor Solutions, a top tier wholesale bank offering tailored-made solutions with distinctive global leadership in equity derivatives and structured finance.
• Mobility, International Retail Banking and Financial Services, comprising well-established universal banks (in Czech Republic, Romania and several African countries), Ayvens, a global player in sustainable mobility, as well as specialized financing activities.

Committed to building together with its clients a better and sustainable future, Societe Generale aims to be a leading partner in the environmental transition and sustainability overall. The Group is included in the principal socially responsible investment indices: DJSI (Europe), FTSE4Good (Global and Europe), Bloomberg Gender-Equality Index, Refinitiv Diversity and Inclusion Index, Euronext Vigeo (Europe and Eurozone), STOXX Global ESG Leaders indexes, and the MSCI Low Carbon Leaders Index (World and Europe).

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For more information, you can follow us on Twitter/X @societegenerale or visit our website societegenerale.com.

Notes

1. Societe Generale announced on 30 July 2026 the launch on 3 August 2026 of an extraordinary share buy-back of EUR 1.5 billion for the purpose of cancellation.
2. The purchases have been performed based on the description of the share buy-back programme published on 27 May 2026 relating to the 18th resolution of the Combined general meeting of shareholders held on the same date. Cancellation of shares will be implemented in accordance with the legal requirement to cancel a maximum of 10% of share capital per 24 months period.