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 €2,467,152,142

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

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

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Date

Total number of

issued shares

Number of real

voting rights

(excluding treasury shares)

Theoretical number of

voting rights

(including treasury shares)*

February 28, 20251,263,132,7211,354,221,5041,396,197,561
* 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 under " Regulated Information in France ":

https://www.sanofi.com/en/investors/sanofi-share-and-adrs/share-overview/shares-and-voting-rights/

Investor Relations Department

e-mail: investor.relations@sanofi.com

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