11/07/2025 | Press release | Distributed by Public on 11/07/2025 16:20
American Beacon ARK Transformational Innovation Fund
Supplement dated November 7, 2025, to the
Statement of Additional Information ("SAI"), dated November 3, 2025
| I. | On pages 33-35 of the SAI, under the heading "CONTROL PERSONS AND 5% SHAREHOLDERS," the second paragraph and the table are deleted and replaced with the following: |
Set forth below are entities or persons that owned 5% or more of the outstanding shares of a class of the Fund as of October 6, 2025. The Trustees and officers of the Trusts, as a group, owned 13.94% of the R6 Class shares of the Fund as of that date. The Trustees and officers of the Trusts, as a group, owned less than 1% of all other classes of the Fund's shares outstanding as of that date.
| Shareholder Address | Fund Percentage (listed if over 25%) | A CLASS | C CLASS | Y CLASS | R6 CLASS | R5 CLASS | Investor Class |
| AMERICAN ENTERPRISE INV SVCS* | 10.00% | 22.61% | 21.51% | ||||
| 707 2ND AVE S | |||||||
| MINNEAPOLIS MN    55402-2405 | |||||||
| CHARLES SCHWAB & CO INC* | 34.14% | 37.41% | 11.75% | 85.48% | 5.13% | 14.67% | |
| SPECIAL CUST A/C | |||||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | |||||||
| ATTN MUTUAL FUNDS | |||||||
| 211 MAIN ST | |||||||
| SAN FRANCISCO CA    94105-1905 | |||||||
| LPL FINANCIAL* | 26.52% | 12.10% | 16.29% | ||||
| 4707 EXECUTIVE DR | |||||||
| SAN DIEGO CA    92121-3091 | |||||||
| NATIONAL FINANCIAL SERVICES LLC* | 6.46% | 5.50% | 15.42% | 10.38% | 73.06% | ||
| FOR EXCLUSIVE BENEFIT OF OUR CUSTOMERS | |||||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | |||||||
| 499 WASHINGTON BLVD | |||||||
| JERSEY CITY NJ    07310-1995 | |||||||
| PERSHING LLC* | 7.14% | 13.06% | 6.24% | 6.27% | |||
| 1 PERSHING PLZ | |||||||
| JERSEY CITY NJ    07399-0001 | |||||||
| RAYMOND JAMES* | 5.10% | 7.75% | |||||
| OMNIBUS FOR MUTUAL FUNDS | |||||||
| ATTN MUTUAL FUND RECONCILIATION 14G | |||||||
| 880 CARILLON PKWY | |||||||
| ST PETERSBURG FL    33716-1100 | |||||||
| UBS WM USA* | 14.02% | ||||||
| OMNI ACCOUNT M/F | |||||||
| SPEC CDY A/C EBOC UBSFSI | |||||||
| 1000 HARBOR BLVD | |||||||
| WEEHAWKEN NJ    07086-6761 | |||||||
| JOHN HANCOCK TRUST COMPANY LLC* | 6.20% | ||||||
| 200 BERKELEY ST STE 7 | |||||||
| BOSTON MA    02116-5038 |
ARK-110725-SAI
| MID ATLANTIC TRUST COMPANY FBO | 17.36% | ||||||
| ANOTHER JACOBY COMPANY INC 401(K) P | |||||||
| 1251 WATERFRONT PL STE 525 | |||||||
| PITTSBURGH PA    15222-4228 | |||||||
| MID ATLANTIC TRUST COMPANY FBO | 15.38% | ||||||
| PDC ASSET MANAGEMENT 401(K) PROFIT | |||||||
| 1251 WATERFRONT PL STE 525 | |||||||
| PITTSBURGH PA    15222-4228 | |||||||
| PENTEGRA TRUST COMPANY AS CUSTODIAN | 5.28% | ||||||
| FBO TEXAS TECH UNIVERSITY ORP | |||||||
| C/O RETIREMENT SYSTEM CONSULTANTS | |||||||
| 2 ENTERPRISE DRIVE, SUITE 408 | |||||||
| SHELTON CT    06484-4657 | |||||||
| STATE STREET BANK | 8.57% | ||||||
| TRUSTEE AND/OR CUSTODIAN | |||||||
| FBO ADP ACCESS PRODUCT | |||||||
| 1 LINCOLN STREET | |||||||
| BOSTON MA    02111-2901 | |||||||
| VOYA RETIREMENT INSURANCE & ANNUITY* | 25.44% | ||||||
| COMPANY | |||||||
| 1 ORANGE WAY | |||||||
| WINDSOR CT    06095-4773 |
*Denotes record owner of Fund shares only
****************************************************************************
PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE
American Beacon Shapiro Equity Opportunities Fund
American Beacon Shapiro SMID Cap Equity Fund
American Beacon SSI Alternative Income Fund
Supplement dated November 7, 2025, to the
Statement of Additional Information ("SAI"), dated November 3, 2025
| I. | On pages 35-39 of the SAI, under the heading "CONTROL PERSONS AND 5% SHAREHOLDERS," the second paragraph and the tables are deleted and replaced with the following: |
Set forth below are entities or persons that owned 5% or more of the outstanding shares of a class of each Fund as of October 6, 2025. The Trustees and officers of the Trusts, as a group, owned less than 1% of all classes of each Fund's shares outstanding as of that date.
American Beacon Shapiro Equity Opportunities Fund
| Shareholder Address | Fund Percentage (listed if over 25%) | A CLASS | C CLASS | Y CLASS | R5 CLASS | Investor CLASS |
| CHARLES SCHWAB & CO INC* | 25.74% | 22.95% | 70.10% | 14.90% | ||
| SPECIAL CUSTODY A/C FBO CUSTOMERS | ||||||
| ATTN TREASURY CAPITAL MKTS | ||||||
| 101 MONTGOMERY 120KNY-13 | ||||||
| SAN FRANCISCO CA    94104-4151 | ||||||
| J.P. MORGAN SECURITIES LLC OMNIBUS* | 29.67% | |||||
| ACCT FOR THE EXCLUSIVE BEN OF CUST | ||||||
| 4 CHASE METROTECH CTR FL 3RD | ||||||
| BROOKLYN NY    11245-0003 | ||||||
| NATIONAL FINANCIAL SERVICES LLC* | 21.75% | 12.06% | 49.94% | |||
| FOR EXCLUSIVE BENEFIT OF | ||||||
| OUR CUSTOMERS | ||||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | ||||||
| 499 WASHINGTON BLVD | ||||||
| JERSEY CITY NJ    07310-1995 | ||||||
| PERSHING LLC* | 17.73% | |||||
| 1 PERSHING PLZ | ||||||
| JERSEY CITY NJ    07399-0001 | ||||||
| AMERICAN BEACON ADVISORS | 100.00% | 100.00% | ||||
| 220 LAS COLINAS BLVD E STE 1200 | ||||||
| IRVING TX    75039-5500 | ||||||
| GOULSTORRS & CO, INC | 6.36% | |||||
| 1 POST OFFICE SQ FL 25 | ||||||
| BOSTON MA    02109-2115 | ||||||
| SAXON & CO | 8.59% | |||||
| PO BOX 94597 | ||||||
| CLEVELAND OH    44101-4597 | ||||||
| SAXON & CO | 5.98% | |||||
| PO BOX 94597 | ||||||
| CLEVELAND OH    44101-4597 | ||||||
| SAXON & CO | 14.31% | |||||
| PO BOX 94597 | ||||||
| CLEVELAND OH    44101-4597 |
*Denotes record owner of Fund shares only
630-110725-SAI
American Beacon Shapiro SMID Cap Equity Fund
| Shareholder Address | Fund Percentage (listed if over 25%) | A CLASS | C CLASS | Y CLASS | R6 CLASS | R5 CLASS | Investor CLASS |
| AMERICAN ENTERPRISE INV SVCS* | 10.59% | ||||||
| 707 2ND AVE S | |||||||
| MINNEAPOLIS MN    55402-2405 | |||||||
| CHARLES SCHWAB & CO INC* | 47.15% | ||||||
| SPECIAL CUST A/C | |||||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | |||||||
| ATTN MUTUAL FUNDS | |||||||
| 211 MAIN ST | |||||||
| SAN FRANCISCO CA    94105-1901 | |||||||
| CHARLES SCHWAB & CO INC* | 27.70% | 35.72% | 31.16% | 21.28% | |||
| SPECIAL CUSTODY A/C FBO CUSTOMERS | |||||||
| ATTN TREASURY CAPITAL MKTS | |||||||
| 101 MONTGOMERY 120KNY-13 | |||||||
| SAN FRANCISCO CA    94104-4151 | |||||||
| LPL FINANCIAL* | 9.01% | 14.01% | |||||
| 4707 EXECUTIVE DR | |||||||
| SAN DIEGO CA    92121-3091 | |||||||
| MORGAN STANLEY SMITH BARNEY LLC* | 8.31% | 9.48% | |||||
| FOR THE EXCLUSIVE BENE OF ITS CUST | |||||||
| 1 NEW YORK PLZ FL 12 | |||||||
| NEW YORK NY    10004-1965 | |||||||
| NATIONAL FINANCIAL SERVICES LLC* | 5.48% | 36.14% | 26.07% | 15.31% | 45.97% | ||
| FOR EXCLUSIVE BENEFIT OF OUR CUSTOMERS | |||||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | |||||||
| 499 WASHINGTON BLVD | |||||||
| JERSEY CITY NJ    07310-1995 | |||||||
| PERSHING LLC* | 8.70% | 12.31% | |||||
| 1 PERSHING PLZ | |||||||
| JERSEY CITY NJ    07399-0001 | |||||||
| RAYMOND JAMES* | 9.41% | ||||||
| OMNIBUS FOR MUTUAL FUNDS | |||||||
| ATTN MUTUAL FUND RECONCILIATION 14G | |||||||
| 880 CARILLON PKWY | |||||||
| ST PETERSBURG FL    33716-1100 | |||||||
| RBC CAPITAL MARKETS LLC* | 19.29% | ||||||
| MUTUAL FUND OMNIBUS PROCESSING | |||||||
| ATTN MUTUAL FUNDS OPS MANAGER | |||||||
| 250 NICOLLET MALL STE 1400 | |||||||
| MINNEAPOLIS MN    55401-7582 | |||||||
| UBS WM USA* | 8.58% | 5.82% | |||||
| OMNI ACCOUNT M/F | |||||||
| SPEC CDY A/C EBOC UBSFSI | |||||||
| 1000 HARBOR BLVD | |||||||
| WEEHAWKEN NJ    07086-6761 | |||||||
| DCGT AS TTEE AND/OR CUST | 6.57% | ||||||
| FBO PLIC VARIOUS RETIREMENT PLANS | |||||||
| OMNIBUS | |||||||
| ATTN NPIO TRADE DESK | |||||||
| 711 HIGH ST | |||||||
| DES MOINES IA    50392-0001 | |||||||
| EMPOWER ANNUITY INSURANCE | 20.61% | ||||||
| FUTURE FUNDS II | |||||||
| 8515 E ORCHARD RD 2T2 | |||||||
| GREENWOOD VILLAGE CO    80111-5002 |
| MATRIX TRUST COMPANY AS AGENT FOR | 5.90% | ||||||
| ADVISOR TRUST INC. | |||||||
| RHONDA LOCKHART 403B | |||||||
| 717 17TH STREET | |||||||
| SUITE 1300 | |||||||
| DENVER CO    80202-3304 | |||||||
| MATRIX TRUST COMPANY AS AGENT FOR | 6.97% | ||||||
| ADVISOR TRUST INC. | |||||||
| STEVE DARNELL 403B | |||||||
| 717 17TH STREET, SUITE 1300 | |||||||
| DENVER CO    80202-3304 | |||||||
| STATE STREET BANK | 46.20% | 21.96% | |||||
| TRUSTEE AND/OR CUSTODIAN | |||||||
| FBO ADP ACCESS PRODUCT | |||||||
| 1 LINCOLN STREET | |||||||
| BOSTON MA    02111-2901 | |||||||
| VOYA RETIREMENT INSURANCE & ANNUITY | 8.73% | ||||||
| COMPANY | |||||||
| ATTN MICHAEL KAMINSKI | |||||||
| 1 ORANGE WAY | |||||||
| WINDSOR CT    06095-4773 |
*Denotes record owner of Fund shares only
American Beacon SSI Alternative Income Fund
| Shareholder Address | Fund Percentage (listed if over 25%) | Y CLASS | R5 CLASS | Investor CLASS |
| CHARLES SCHWAB & CO INC* | 7.69% | 57.93% | ||
| SPECIAL CUST A/C | ||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | ||||
| ATTN MUTUAL FUNDS | ||||
| 211 MAIN ST | ||||
| SAN FRANCISCO CA    94105-1901 | ||||
| LPL FINANCIAL* | 17.11% | |||
| 4707 EXECUTIVE DR | ||||
| SAN DIEGO CA    92121-3091 | ||||
| NATIONAL FINANCIAL SERVICES LLC* | 16.42% | 30.52% | ||
| FOR EXCLUSIVE BENEFIT OF | ||||
| OUR CUSTOMERS | ||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | ||||
| 499 WASHINGTON BLVD | ||||
| JERSEY CITY NJ    07310-1995 | ||||
| PERSHING LLC* | 9.07% | 6.00% | ||
| 1 PERSHING PLZ | ||||
| JERSEY CITY NJ    07399-0001 | ||||
| UBS WM USA* | 20.62% | |||
| OMNI ACCOUNT M/F | ||||
| SPEC CDY A/C EBOC UBSFSI | ||||
| 1000 HARBOR BLVD | ||||
| WEEHAWKEN NJ    07086-6761 | ||||
| WELLS FARGO CLEARING SERVICES LLC* | 17.31% | |||
| SPECIAL CUSTODY ACCT FOR THE |
| Shareholder Address | Fund Percentage (listed if over 25%) | Y CLASS | R5 CLASS | Investor CLASS |
| EXCLUSIVE BENEFIT OF CUSTOMERS | ||||
| 2801 MARKET ST | ||||
| ST LOUIS MO    63103-2523 | ||||
| AMERICAN UNITED LIFE INS CO GROUP | 70.50% | |||
| RETIREMENT ACCOUNT | ||||
| PO BOX 368 | ||||
| INDIANAPOLIS IN    46206-0368 | ||||
| SEI PRIVATE TRUST COMPANY | 7.76% | |||
| C/O FIRST HAWAIIAN BANK | ||||
| ONE FREEDOM VALLEY DR | ||||
| OAKS PA    19456-9989 | ||||
| WELLS FARGO BANK NA FBO | 22.90% | |||
| OMNIBUS CASH CASH | ||||
| PO BOX 1533 | ||||
| MINNEAPOLIS MN    55480-1533 |
*Denotes record owner of Fund shares only
****************************************************************************
PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE
American Beacon TwentyFour Short Term Bond Fund
American Beacon TwentyFour Strategic Income Fund
Supplement dated November 7, 2025, to the
Statement of Additional Information ("SAI"), dated November 3, 2025
| I. | On pages 50-52 of the SAI, under the heading "CONTROL PERSONS AND 5% SHAREHOLDERS," the second paragraph and the tables are deleted and replaced with the following: |
Set forth below are entities or persons that owned 5% or more of the outstanding shares of a class of each Fund as of October 6, 2025. The Trustees and officers of the Trusts, as a group, owned less than 1% of all classes of each Fund's shares outstanding as of that date.
American Beacon TwentyFour Strategic Income Fund
| Shareholder Address | Fund Percentage (listed if over 25%) | A Class | C Class | Y Class | R5 CLASS | Investor CLASS |
| CHARLES SCHWAB & CO INC* | 8.49% | 18.83% | 15.76% | 24.70% | 63.41% | |
| SPECIAL CUST A/C | ||||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | ||||||
| ATTN MUTUAL FUNDS | ||||||
| 211 MAIN ST | ||||||
| SAN FRANCISCO CA    94105-1901 | ||||||
| LPL FINANCIAL* | 16.08% | |||||
| 4707 EXECUTIVE DR | ||||||
| SAN DIEGO CA    92121-3091 | ||||||
| MORGAN STANLEY SMITH BARNEY LLC* | 24.08% | 21.56% | 7.61% | |||
| FOR THE EXCLUSIVE BENE OF ITS CUST | ||||||
| 1 NEW YORK PLZ FL 12 | ||||||
| NEW YORK NY    10004-1965 | ||||||
| NATIONAL FINANCIAL SERVICES LLC* | 16.73% | 13.15% | 19.44% | |||
| FOR EXCLUSIVE BENEFIT OF OUR CUSTOMERS | ||||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | ||||||
| 499 WASHINGTON BLVD | ||||||
| JERSEY CITY NJ    07310-1995 | ||||||
| PERSHING LLC* | 23.73% | 27.69% | 5.43% | |||
| 1 PERSHING PLZ | ||||||
| JERSEY CITY NJ    07399-0001 | ||||||
| RAYMOND JAMES* | 29.83% | 18.57% | 17.30% | |||
| OMNIBUS FOR MUTUAL FUNDS | ||||||
| ATTN MUTUAL FUND RECONCILIATION 14G | ||||||
| 880 CARILLON PKWY | ||||||
| ST PETERSBURG FL    33716-1100 | ||||||
| WELLS FARGO CLEARING SERVICES LLC* | 11.09% | 13.74% | ||||
| SPECIAL CUSTODY ACCT FOR THE | ||||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | ||||||
| 2801 MARKET ST | ||||||
| ST LOUIS MO    63103-2523 | ||||||
| RELIANCE TRUST CO FBO | 22.36% | |||||
| DEUTSCHE BANK CC | ||||||
| PO BOX 570788 | ||||||
| ATLANTA GA    30357-3114 |
24-110725
| SEI PRIVATE TRUST COMPANY | 34.41% | |||||
| ATTN MUTUAL FUNDS | ||||||
| 1 FREEDOM VALLEY DR | ||||||
| OAKS PA    19456-9989 |
*Denotes record owner of Fund shares only
American Beacon TwentyFour Short Term Bond Fund
| Shareholder Address | Fund Percentage (listed if over 25%) | A CLASS | C CLASS | Y CLASS | R6 CLASS |
| CHARLES SCHWAB & CO INC* | 51.02% | 62.35% | 60.61% | ||
| SPECIAL CUST A/C | |||||
| EXCLUSIVE BENEFIT OF CUSTOMERS | |||||
| ATTN MUTUAL FUNDS | |||||
| 211 MAIN ST | |||||
| SAN FRANCISCO CA    94105-1901 | |||||
| NATIONAL FINANCIAL SERVICES LLC* | 23.46% | ||||
| FOR EXCLUSIVE BENEFIT OF | |||||
| OUR CUSTOMERS | |||||
| ATTN MUTUAL FUNDS DEPT 4TH FLOOR | |||||
| 499 WASHINGTON BLVD | |||||
| JERSEY CITY NJ    07310-1995 | |||||
| PERSHING LLC* | 37.28% | 91.70% | 8.53% | ||
| 1 PERSHING PLZ | |||||
| JERSEY CITY NJ    07399-0001 | |||||
| AMERICAN BEACON ADVISORS | 99.97% | ||||
| 220 LAS COLINAS BLVD E STE 1200 | |||||
| IRVING TX    75039-5500 | |||||
| LESLIE HERMAN | 6.95% | ||||
| PO BOX 219643 | |||||
| KANSAS CITY, MO 64121-9643 | |||||
| MILLENNIUM TRUST CO LLC* | 5.01% | ||||
| FBO VARIOUS BENEFICIARIES | |||||
| 2001 SPRING ROAD | |||||
| SUITE 700 | |||||
| OAK BROOK IL    60523-1890 |
*Denotes record owner of Fund shares only
****************************************************************************
PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE