Supplemental Prospectus (Form 424B3)

 

Statement of Additional Information Supplement

John Hancock CQS Asset Backed Securities Fund
John Hancock CQS Multi Asset Credit Fund
John Hancock Marathon Asset-Based Lending Fund
Manulife Private Credit Plus Fund (each, a fund, and collectively, the funds)

Supplement dated June 18, 2026 to the current Statement of Additional Information, as may be supplemented (the SAI)

At a meeting of shareholders held on June 18, 2026, each fund's shareholders elected Kristie M. Feinberg and Frances G. Rathke to serve as Non-Independent Trustee and Independent Trustee, respectively, of the funds effective June 22, 2026 (the Effective Date). As of the Effective Date, Andrew G. Arnott will resign as Non-Independent Trustee, and accordingly, all references to Mr. Arnott as a current Non-Independent Trustee will be removed from each SAI. Additionally, it is anticipated that Grace K. Fey will retire as Independent Trustee effective December 31, 2026, and as of that date, all references to Ms. Fey as a current Independent Trustee will be removed from each SAI.

As of the Effective Date, the following supplements the similar table found in the "Information About Each Board Member's Experience, Qualifications, Attributes or Skills" sub-section of the "MANAGEMENT OF THE FUND" section of the SAI for each of John Hancock CQS Asset Backed Securities Fund, John Hancock CQS Multi Asset Credit Fund, and Manulife Private Credit Plus Fund and the "THOSE RESPONSIBLE FOR MANAGEMENT" section of the SAI for John Hancock Marathon Asset-Based Lending Fund: 

Name (Birth Year)	Current Position(s) with the Fund1	Principal Occupation(s) and Other Directorships During the Past 5 Years	Number of Funds in John Hancock Fund Complex Overseen by Trustee
Independent Trustees
Frances G. Rathke (1960)	Trustee (since 2026)	Director, Audit Committee Chair, Oatly Group AB (plant-based drink company) (since 2021); Director, Audit Committee Chair and Compensation Committee Member, Green Mountain Power Corporation (since 2016); Director, Flynn Center for Performing Arts (since 2016); Director and Audit Committee Chair, Planet Fitness (since 2016); Chief Financial Officer and Treasurer, Keurig Green Mountain, Inc. (2003-retired 2015). Trustee of various trusts within the John Hancock Fund Complex (since 2020).	176

Additionally, as of the Effective Date, the following amends and restates the "Non-Independent Trustees" table found in the "Information About Each Board Member's Experience, Qualifications, Attributes or Skills" sub-section and replaces the similar biographical information in the "Principal Officers who are not Trustees" sub-section of the "MANAGEMENT OF THE FUND" section of the SAI for each of John Hancock CQS Asset Backed Securities Fund, John Hancock CQS Multi Asset Credit Fund, and Manulife Private Credit Plus Fund and the "THOSE RESPONSIBLE FOR MANAGEMENT" section of the SAI for John Hancock Marathon Asset-Based Lending Fund: 

1

Each Trustee holds office until his or her successor is elected and qualified, or until the Trustee's death, retirement, resignation or removal.

2

The Trustee is a Non-Independent Trustee due to current or former positions with the Advisor and certain of its affiliates.