AMG Funds III

05/06/2026 | Press release | Distributed by Public on 05/06/2026 10:15

Prospectus Certification by Investment Company (Form 497J)

ROPES & GRAY LLP

PRUDENTIAL TOWER

800 BOYLSTON STREET

BOSTON, MA 02199-3600

WWW.ROPESGRAY.COM

May 6, 2026

Lisa M. Henry

T+1 617 951 7780

[email protected]

VIA EDGAR

Securities and Exchange Commission

Division of Investment Management

100 F Street, N.E.

Washington, D.C. 20549

Re:

AMG Funds III

File Nos. 002-84012; 811-03752

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "1933 Act"), AMG Funds III (the "Trust") hereby certifies that the following forms of prospectus and statement of additional information that would have been filed by the Trust pursuant to Rule 497(c) under the 1933 Act would not have differed from those contained in the Trust's Post-Effective Amendment No. 146 to its Registration Statement on Form N-1A, which was filed by electronic transmission on April 30, 2026 pursuant to Rule 485(b) under the 1933 Act and is the most recent amendment to the Trust's Registration Statement on Form N-1A:

(i)

Prospectus for AMG GW&K ESG Bond Fund and AMG Veritas Asia Pacific Fund, dated May 1, 2026; and

(ii)

Statement of Additional Information for AMG GW&K ESG Bond Fund and AMG Veritas Asia Pacific Fund, dated May 1, 2026.

If you have any questions concerning this filing, please call me at (617) 951-7780.

Sincerely,

/s/ Lisa M. Henry

Lisa M. Henry
AMG Funds III published this content on May 06, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on May 06, 2026 at 16:15 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]