Company: SNY
Filing Date: 2025-06-27
Form Type: 11-K
Source: 0001104659-25-063669
Chunk: 0

Company: Sanofi
Filing Date: 2025-06-27
Form: 11-K
Chunk 0
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<div align='center'>United States
Securities and Exchange Commission
Washington, D.C. 20549

Form 11-K</div>

(Mark One)

| x | Annual Report Pursuant to Section 15(d) of the Securities Exchange Act of 1934. |

For the fiscal year ended December 31, 2024

<div align='center'>OR</div>

| ¨ | Transition Report Pursuant to Section 15(d) of the Securities Exchange Act of 1934. (No fee required) |

For the transition period from _________________ to _________________

Commission File Number 1-18378

| A. | Full title of the plan and the address of the plan, if different from that of the issuer named below: |

<div align='center'>Sanofi U.S. Group Savings Plan
100 Morris Street
Morristown, NJ 07960</div>

| B. | Name of issuer of the securities held pursuant to the plan and the address of its principal executive office: |

<div align='center'>SANOFI

54, rue La Boétie
75008 Paris, France</div>

Sanofi U.S. Group Savings Plan

Financial Statements and Supplemental Schedule

December 31, 2024 and 2023

With Report of Independent Registered Public Accounting Firm

Sanofi U.S. Group Savings Plan

Table of Contents

| REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM        
 FINANCIAL STATEMENTS AS OF AND FOR THE YEARS                   
 ENDED DECEMBER 31, 2024 AND 2023                               |  2-3 |
|:---------------------------------------------------------------|-----:|
| Statements of Net Assets Available for Benefits                |    4 |
| Statements of Changes in Net Assets Available for Benefits     |    5 |
| Notes to the Financial Statements                              | 6-17 |
| SUPPLEMENTAL SCHEDULE *                                        |      |
| Schedule H, Line 4i – Schedule of Assets (Held at End of Year) |   18 |
| SIGNATURES                                                     |   19 |
| EXHIBIT                                                        |      |

23.1 Consent
of Independent Registered Public Accounting Firm

| * | Other schedules required by Section 2520.103-10 of the Department of Labor Rules and Regulations                                                 
 for Reporting and Disclosure under the Employee Retirement Income Security Act of 1974, as amended, are omitted because they are not applicable. |

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