Group 1 - The total number of issued shares for Sanofi as of July 31, 2025, is 1,227,468,973 [1] - The number of real voting rights, excluding treasury shares, is 1,353,375,756 [1] - The theoretical number of voting rights, including treasury shares, is 1,361,835,529 [1] Group 2 - Sanofi is a French société anonyme with a registered share capital of €2,454,937,946 [1] - The company is registered at the Paris Commercial and Companies Registry under number 395 030 844 [1] - Additional information regarding shares and voting rights is available on Sanofi's official website [2]

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) Sanofia French société anonyme with a registered share capital of €2,452,461,656Registered office : 46, avenue de la Grande Armée - 75017 Paris - FranceRegistered at the Paris Commercial and Companies Registry under nu ...

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) Sanofia French société anonyme with a registered share capital of €2,452,461,656Registered office : 46, avenue de la Grande Armée - 75017 Paris - FranceRegistered at the Paris Commercial and Companies Registry under nu ...