PIONEER FUND
AMENDMENT TO THE AGREEMENT AND DECLARATION OF TRUST
OF
PIONEER FUND
The undersigned, being at least a majority of the Trustees of Pioneer Fund,
a Delaware statutory trust (the "Trust"), do hereby amend the Agreement and
Declaration of Trust, dated April 26, 1996, as amended (the "Declaration"), as
follows, such amendment to be effective on the date hereof:
Pursuant to Article IX, Section 8 of the Declaration, Trustees hereby
establish one additional class of shares of the Trust, which shall be designated
Investor Class Shares.
IN WITNESS WHEREOF, the undersigned being all the Trustees of the Trust
have executed this instrument as of this 3rd day of August, 2004.
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The address of each Trustee is:
c/o Pioneer Investment Management, Inc
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