Company:  PIMCO FUNDS (AMAXX)
Form Type:  497
Filing Date:  8/4/2021 
CIK:  0000810893 
Address:  650 NEWPORT CENTER DRIVE 
City, State, Zip:  NEWPORT BEACH, California 92660 
Telephone:  949-720-6000 
Fiscal Year:  03/31 
Register and access this filing in:     
  FORM 497
    SHAREHOLDER FEES
    OPERATING EXPENSES
    FUND PERFORMANCE
    Investment Objective
      SHAREHOLDER FEES
      OPERATING EXPENSES
    Investment Objective
      SHAREHOLDER FEES
      OPERATING EXPENSES
      OPERATING EXPENSES
    Description of Principal Risks
    Management of the Funds
    Investment Adviser and Administrator
      OPERATING EXPENSES
      BENEFICIAL OWNERS
      OPERATING EXPENSES
      SALES CHARGES
      SALES CHARGES
      SALES CHARGES
    Financial Highlights
      FINANCIAL HIGHLIGHTS TABLE
      FINANCIAL HIGHLIGHTS TABLE
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        OPERATING EXPENSES
        BENEFICIAL OWNERS
        FUND PERFORMANCE
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        OPERATING EXPENSES
        BENEFICIAL OWNERS
        SALES CHARGES
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Performance Information
        FUND PERFORMANCE
      Investment Objective
        BENEFICIAL OWNERS
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        OPERATING EXPENSES
        BENEFICIAL OWNERS
        OPERATING EXPENSES
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        FUND PERFORMANCE
        FINANCIAL HIGHLIGHTS TABLE
        FINANCIAL HIGHLIGHTS TABLE
        FINANCIAL HIGHLIGHTS TABLE
        FUND PERFORMANCE
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Investment Objective
        BENEFICIAL OWNERS
        OPERATING EXPENSES
      Investment Objective
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Performance Information
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        OPERATING EXPENSES
        BENEFICIAL OWNERS
        OPERATING EXPENSES
        SALES CHARGES
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        FUND PERFORMANCE
        FINANCIAL HIGHLIGHTS TABLE
        FINANCIAL HIGHLIGHTS TABLE
        FUND PERFORMANCE
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
      Principal Investment Strategies
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Investment Objective
        SHAREHOLDER FEES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Description of Principal Risks
      Management of the Funds
      Investment Adviser and Administrator
        OPERATING EXPENSES
        BENEFICIAL OWNERS
        SALES CHARGES
        SALES CHARGES
        SALES CHARGES
        SALES CHARGES
      Financial Highlights
      Net Asset Value
        FINANCIAL HIGHLIGHTS TABLE
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR
        SHAREHOLDER FEES
        OPERATING EXPENSES
        OPERATING EXPENSES
        FUND PERFORMANCE
      Description of Principal Risks
      Management of the Fund
      Investment Adviser and Administrator
        BENEFICIAL OWNERS
        SALES CHARGES
      How Fund Shares are Priced
      Financial Highlights
        FINANCIAL HIGHLIGHTS TABLE
        PORTFOLIO OF INVESTMENTS
    Appendix A
    Appendix B
      INVESTMENT ADVISER AND ADMINISTRATOR