Other Disclosures Footnote 1 from page 7 Mutual funds outperform peer group medians when performance exceeds 50% of peers in their respective Morningstar categories. Analysis performed using the Class A performance of the Principal Investors Fund, Inc. and, where Class A performance was not available, the Preferred Class performance of the Principal Investors Fund, Inc. Analysis also included performance using Principal Variable Contracts Funds. Analysis excluded money market funds and funds lacking track records for the time periods measured. The Preferred Class is not available to retail investors. Other share class performance may be lower due to different expenses and sales charges.Footnote 2 from page 10 Mutual funds outperform peer group medians when performance exceeds 50% of peers in their respective Morningstar categories. Analysis performed using the Class A performance of WM Group of Funds and, where available, the Class A performance of the Principal Investors Fund, Inc. and, where Class A performance was not available, the Preferred Class performance of the Principal Investors Fund, Inc. Analysis also included performance using WM Variable Trust Funds, Class 1, and Principal Variable Contracts Funds. Analysis excluded money market funds and funds lacking track records for the time periods measured. The Preferred Class is not available to retail investors. Other share class performance may be lower due to different expenses and sales charges.Footnote 3 from page 13 Principal Global Investors is the asset management arm of the Principal Financial Group® (The Principal®), and includes the global asset management operations of the following members of The Principal: Principal Global Investors, LLC; Principal Real Estate Investors, LLC; Spectrum Asset Management, Inc.; Post Advisory Group, LLC; Columbus Circle Investors; Principal Global Investors (Europe) Limited; Principal Global Investors (Singapore) Ltd; Principal Global Investors (Australia) Ltd; and Principal International, Inc., its subsidiaries and affiliates. |