John Hancock Trust
Supplement dated May 19, 2010
to the Prospectus dated May 3, 2010

     The information under “Average Annual Total Returns for the period ended 12/31/09” in the Past Performance section of each fund noted below is replaced in its entirety by the following:

American Fundamental Holdings Trust

Average Annual Total Returns for period ended 12/31/2009

The return for the Index under “Since Inception” may be calculated from the month end closest to the inception date of the fund.

	One		Since		Date of
	Year		Inception		Inception
Series III		27.27%		−6.88%		10/30/2007
S&P 500 Index		26.46%		−11.49%		10/30/2007
Barclays Capital U.S. Aggregate Bond Index		5.93%		5.95%		10/30/2007
60% Standard & Poor’s 500/40% Barclays Capital U.S. Aggregate Bond Index		18.39%		–4.58%		10/30/2007

Core Allocation Plus Trust

Average Annual Total Returns for period ended 12/31/2009

The return for the Index under “Since Inception” may be calculated from the month end closest to the inception date of the fund.

	One		Since		Date of
	Year		Inception		Inception
Series I		25.20%		−7.39%		12/31/2007
MSCI World Index (gross of foreign withholding tax on dividends)		30.79%		−11.66%		12/31/2007
Barclays Capital U.S. Aggregate Bond Index		5.93%		5.58%		12/31/2007
Combined Index		23.37%		−6.19%		12/31/2007