Company: STGW
Filing Date: 2025-07-31
Form Type: S-8
Source: 0001104659-25-072736
Chunk: 1

Company: Stagwell Inc
Filing Date: 2025-07-31
Form: S-8
Chunk 1
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EXPLANATORY NOTE</div>

Stagwell Inc. (the “Registrant”) is
filing this Registration Statement on Form S-8 for the purpose of registering an additional 20,000,000 shares (the “Shares”)
of Class A common stock, par value $0.001 per share, of the Company (the “Common Stock”), underlying awards that may be granted
pursuant to the Stagwell Inc. Third Amended and Restated 2016 Stock Incentive Plan (the “Plan”).

In accordance with Section E of the General Instructions to Form S-8, the contents of the registration statements on Form S-8 previously filed by Registrant with the Securities and Exchange Commission (the “Commission”) onJune 27, 2016 (File No. 333-212261),
August 17, 2018 (File No. 333-226895), June 14, 2022 (File No. 333-265600) and April 30, 2025 (File No. 333-286864) are incorporated by
reference into this Registration Statement, except that the provisions contained in Part II of such previously-filed registration statements
are modified as set forth in this Registration Statement.

<div align='center'>PART I

INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS</div>

The information specified in Item 1 and Item 2
of Part I of Form S-8 is not filed as part of this Registration Statement in accordance with the provisions of Rule 428 under the Securities
Act of 1933, as amended (the “Securities Act”), and the introductory note to Part I of Form S-8.

<div align='center'>PART II

INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</div>

| Item 3. | Incorporation of Documents by Reference. |

The following documents,
which previously have been filed by the Registrant with the Commission, are incorporated herein by reference and made a part hereof:

(i) The Registrant’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024 (the “Annual Report”), filed by the Registrant with the Commission on March 11, 2025;

(ii) The information specifically incorporated by reference into the Annual Report from the Registrant’s definitive proxy statement on Schedule 14A, filed by the Registrant with the Commission on April 25, 2025;

(iii) The