American Beacon Funds

07/02/2026 | Press release | Distributed by Public on 07/02/2026 14:15

Prospectus by Investment Company (Form 497)

American Beacon Balanced Fund

Supplement dated July 2, 2026 to the Prospectus and Summary Prospectus,

each dated March 1, 2026, as previously amended or supplemented

Effective immediately, Shannon Hogan of Barrow, Hanley, Mewhinney & Strauss, LLC ("Barrow Hanley") is added as a Portfolio Manager of the American Beacon Balanced Fund (the "Fund"). In addition, effective July 31, 2026, J. Scott McDonald of Barrow Hanley will retire from his position as a Portfolio Manager of the Fund. Accordingly, effective immediately, the following changes are made to the Fund's Prospectus and Summary Prospectus, as applicable. In addition, effective July 31, 2026, all references to Mr. McDonald in the Fund's Prospectus and Summary Prospectus are removed.

1. On page 8 of the Prospectus and 8 of the Summary Prospectus, under the heading "Management - Portfolio Managers," the information regarding Barrow Hanley is deleted and replaced with the following:
Barrow, Hanley,
Mewhinney & Strauss, LLC

Mark Giambrone

Portfolio Manager/Senior Managing Director

Since 2015

Deborah A. Petruzzelli

Portfolio Manager/Managing Director

Since 2003

Justin Martin

Portfolio Manager/ Managing Director

Co-Head of Investment Grade Fixed Income

Since 2021

Matthew Routh

Portfolio Manager/Managing Director

Co-Head of Investment Grade Fixed Income

Since 2021

Shannon Hogan

Portfolio Manager/
Managing Director

Since 2026

J. Scott McDonald*

Portfolio Manager/
Senior Managing Director

Co-Head of Fixed Income

Since 1998

*Mr. McDonald is expected to retire on July 31, 2026. Therefore, effective July 31, 2026, all references to Mr. McDonald in the Prospectus are deleted.

2. On page 58-59 of the Prospectus, under the heading "Fund Management - The Sub-Advisors - BARROW, HANLEY, MEWHINNEY & STRAUSS, LLC (''Barrow Hanley'')," the following is added after the third paragraph:

Shannon Hogan, CFA, joined Barrow Hanley in 2014. She is a structured securities analyst and is responsible for the quantitative analysis of asset-backed securities, commercial mortgage-backed securities, and residential mortgage-backed securities. Her prior work experience includes performing valuations of business entities, financial assets, and intangible assets at Deloitte Transactions and Business Analytics LLP. Ms. Hogan received her BBA from the University of Texas and her MBA from Southern Methodist University. She is a CFA charterholder.

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PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE

BAL-20260702-PRO

American Beacon Balanced Fund

Supplement dated July 2, 2026 to the Statement of Additional Information

dated March 1, 2026, as previously amended or supplemented

Effective immediately, Shannon Hogan of Barrow, Hanley, Mewhinney & Strauss, LLC ("Barrow Hanley") is added as a Portfolio Manager of the American Beacon Balanced Fund (the "Fund"). In addition, effective July 31, 2026, J. Scott McDonald of Barrow Hanley will retire from his position as a Portfolio Manager of the Fund. Accordingly, effective immediately, the following changes are made to the Fund's Statement of Additional Information, as applicable. In addition, effective July 31, 2026, all references to Mr. McDonald in the Fund's Statement of Additional Information are removed.

1. On page 63-64, under the heading "Portfolio Managers," the table relating to Barrow Hanley is deleted and replaced with the following:
Number of Other Accounts Managed
and Assets by Account Type
Number of Accounts and Assets for which
Advisory Fee is Performance-Based
Name of Investment Advisor and Portfolio Manager Registered Investment Companies Other Pooled Investment Vehicles Other Accounts Registered Investment Companies Other Pooled Investment Vehicles Other Accounts
Barrow, Hanley, Mewhinney & Strauss, LLC
Mark Giambrone 7 ($4.3 bil) 2 ($327.7 mil) 43 ($8.1 bil) None None None
W. Coleman Hubbard None 1 ($98.1 mil) 12 (646 mil) None None None
DJ Taylor None 1 ($98.1 mil) 12 (646 mil) None None None
Deborah A. Petruzzelli 1 ($79.9 mil) 1 ($20.5 mil) 10 (683 mil) None None None
J. Scott McDonald* 1 ($86.9 mil) 1 ($20.5 mil) 16 (1.4 bil) None None None
Matthew Routh 1 ($86.9 mil) 1 ($20.5 mil) 16 (1.4 bil) None None None
Justin Martin 1 ($86.9 mil) 1 ($20.5 mil) 16 (1.4 bil) None None None
Shannon Hogan** 1 ($94.5 mil) 1 ($23.3 mil) 10 ($697.9 mil) None None None

*Mr. McDonald is expected to retire on July 31, 2026.

**As of May 31, 2026.

2. On page 73, under the heading "Portfolio Managers - Ownership of the Funds," the table relating to Barrow Hanley is deleted and replaced with the following:
Name of Investment Advisor and Portfolio Managers American Beacon Balanced Fund American Beacon Large Cap Value Fund American Beacon Small Cap Value Fund
Barrow, Hanley, Mewhinney & Strauss, LLC
Mark Giambrone None None N/A
W. Coleman Hubbard N/A N/A None
Justin Martin None N/A N/A
J. Scott McDonald* None N/A N/A
Deborah A. Petruzzelli None N/A N/A
Matthew Routh None N/A N/A
DJ Taylor N/A N/A $1-$10,000
Shannon Hogan** None N/A N/A

*Mr. McDonald is expected to retire on July 31, 2026.

**As of May 31, 2026.

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PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE

BAL-20260702-SAI

American Beacon Funds published this content on July 02, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on July 02, 2026 at 20:15 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]