Statement of Additional Information - American Funds Mortgage Fund

“Interested” trustees 5,6Interested trustees have similar qualifications, skills and attributes as the independent trustees. Interested trustees are seniorexecutive officers of Capital Research and Management Company or its affiliates. This management role with the fund’s serviceproviders also permits them to make a significant contribution to the fund’s board.Name, age andposition with fund(year first electedas a director/officer 2 )Principal occupation(s)during thepast five yearsand positionsheld with affiliatedentities or thePrincipal Underwriterof the fundNumber ofportfolios 3overseenby trusteeOther directorships 4held by trusteeduring thepast five yearsJohn H. Smet, 56President and Trustee (2010)Other officers 6Senior Vice President – FixedIncome, Capital Research andManagement Company; Director,The Capital Group Companies, Inc.*17 NoneName, age andposition with fund(year first electedas an officer 2 )Fergus N. MacDonald, 42Senior Vice President (2010)Kristine M. Nishiyama, 42Senior Vice President (2010)Wesley K.–S. Phoa, 46Senior Vice President (2010)Courtney R. Taylor, 37Secretary (2010)Brian C. Janssen, 40Treasurer (2012)Principal occupation(s) during the past five yearsand positions held with affiliated entitiesor the Principal Underwriter of the fundSenior Vice President – Fixed Income, Capital Research Company*; Director, CapitalResearch Company*; Director, Capital International Research, Inc.*Senior Vice President and Senior Counsel – Fund Business Management Group, CapitalResearch and Management Company; Vice President and Senior Counsel, Capital Bank andTrust Company*Senior Vice President – Fixed Income, Capital Research Company*; Senior Vice President,Capital International Research, Inc.*; Vice President, Capital Strategy Research, Inc.*Assistant Vice President – Fund Business Management Group, Capital Research andManagement CompanyVice President – Fund Business Management Group, Capital Research and ManagementCompanyPage 18