PROSPECTUS SUPPLEMENT 65873 10/00
dated October 9, 2000 to:
Putnam Health Sciences Trust (the "fund")
Prospectuses dated December 30, 1999 and December 30, 1999, as revised
February 29, 2000
In the section entitled "Who manages the fund?" the second paragraph is
replaced with the following:
The following officers of Putnam Management have had primary responsibility
for the day-to-day management of the fund's portfolio since the years shown
below. Their experience as portfolio managers or investment analysts over
at least the last five years is also shown.
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Manager Since Experience
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David G. Carlson 1997 1990 - Present Putnam Management
Senior Vice President
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Richard B. England 1997 1992 - Present Putnam Management
Senior Vice President
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Margery C. Parker 1998 1997 - Present Putnam Management
Senior Vice President Prior to Dec. 1997 Keystone Investments
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Margaret D. Smith 2000 1995 - Present Putnam Management
Senior Vice President
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