On March 5, 2010, Pioneer Growth Fund was reorganized into Pioneer Fundamental Growth Fund. On March 5, 2010, Pioneer Intermediate Tax Free Income Fund was reorganized into Pioneer AMT-Free Municipal Fund. On March 5, 2010, Pioneer Tax Free Income Fund reorganized into Pioneer AMT-Free Municipal Fund. Class Y shares of Pioneer Tax Free Money Market Fund are no longer offered to investors. On January 22, 2010, Pioneer Mid Cap Growth Fund was reorganized into Pioneer Select Mid Cap Growth Fund. On December 21, 2009, Pioneer Protected Principal Plus Fund was liquidated. On September 18, 2009, Pioneer Small and Mid Cap Growth Fund was reorganized into Pioneer Oak Ridge Small Cap Growth Fund. On August 28, 2009, Pioneer AmPac Growth Fund was reorganized into Pioneer Fundamental Growth Fund. On August 28, 2009, Pioneer Growth Leaders Fund was reorganized into Pioneer Fundamental Growth Fund. On August 28, 2009, Pioneer Small Cap Value Fund was reorganized into Pioneer Growth Opportunities Fund.