Information concerning the total number of voting rights and shares, provided pursuant to article L. 233-8 II of the Code de commerce (the French Commercial Code) and article 223-16 of the Règlement général de l’Autorité des Marchés Financiers (Regulation of the French stock market authority)

Sanofi

a French société anonyme with a registered share capital of €2,424,365,088

Registered office:46, avenue de la Grande Armée - 75017 Paris - France

Registered at the Paris Commercial and Companies Registry under number 395 030 844

DateJune 30, 2026 Total number of issued shares  1,214,099,027Number of real voting rights(excluding treasury shares) 1,333,528,431Theoretical number of voting rights (including treasury shares)* 1,349,556,948

* Pursuant to Article 223-11 of the Règlement général de l’Autorité des Marchés Financiers.

This information is also available on the internet website of sanofi:

https://www.sanofi.com/en/investors/sanofi-share-and-adrs/shares-structure-vote

Investor Relations Departmente-mail: investor.relations@sanofi.com

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