<PAGE>
Rule 497 (e)
File No. 33-26305
BLACKROCK FUNDS/SM/
THE MONEY MARKET PORTFOLIOS/INVESTOR CLASSES
SUPPLEMENT TO PROSPECTUS DATED
JANUARY 28, 1998
The Prospectus is amended to reflect the fact that BlackRock, Inc. has changed
its name to BlackRock Advisors, Inc.
The Prospectus is amended to reflect the fact that PNC Institutional Management
Corporation has changed its name to BlackRock Institutional Management Corp.
This Supplement is dated April 8, 1998.
<PAGE>
Rule 497 (e)
File No. 33-26305
BLACKROCK FUNDS/SM/
THE MONEY MARKET PORTFOLIOS/INSTITUTIONAL CLASS
SUPPLEMENT TO PROSPECTUS DATED
JANUARY 28, 1998
The Prospectus is amended to reflect the fact that BlackRock, Inc. has changed
its name to BlackRock Advisors, Inc.
The Prospectus is amended to reflect the fact that PNC Institutional Management
Corporation has changed its name to BlackRock Institutional Management Corp.
This Supplement is dated April 8, 1998.
<PAGE>
Rule 497 (e)
File No. 33-26305
BLACKROCK FUNDS/SM/
THE MONEY MARKET PORTFOLIOS/SERVICE CLASS
SUPPLEMENT TO PROSPECTUS DATED
JANUARY 28, 1998
The Prospectus is amended to reflect the fact that BlackRock, Inc. has changed
its name to BlackRock Advisors, Inc.
The Prospectus is amended to reflect the fact that PNC Institutional Management
Corporation has changed its name to BlackRock Institutional Management Corp.
This Supplement is dated April 8, 1998.
<PAGE>
Rule 497 (e)
File No. 33-26305
BLACKROCK FUNDS/SM/
THE MONEY MARKET PORTFOLIO/SERVICE CLASS
SUPPLEMENT TO PROSPECTUS DATED
JANUARY 28, 1998
The Prospectus is amended to reflect the fact that BlackRock, Inc. has changed
its name to BlackRock Advisors, Inc.
The Prospectus is amended to reflect the fact that PNC Institutional Management
Corporation has changed its name to BlackRock Institutional Management Corp.
This Supplement is dated April 8, 1998.
<PAGE>
Rule 497 (e)
File No. 33-26305
BLACKROCK FUNDS/SM/
NEW JERSEY MUNICIPAL MONEY MARKET, NORTH CAROLINA MUNICIPAL MONEY MARKET, OHIO
MUNICIPAL MONEY MARKET, PENNSYLVANIA MUNICIPAL MONEY MARKET AND VIRGINIA
MUNICIPAL MONEY MARKET PORTFOLIOS/INVESTOR A CLASS
SUPPLEMENT TO PROSPECTUS DATED
JANUARY 28, 1998
The Prospectus is amended to reflect the fact that BlackRock, Inc. has changed
its name to BlackRock Advisors, Inc.
The Prospectus is amended to reflect the fact that PNC Institutional Management
Corporation has changed its name to BlackRock Institutional Management Corp.
This Supplement is dated April 8, 1998.
<PAGE>
Rule 497 (e)
file No. 33-26305
- --------------------------------------------------------------------------------
BLACKROCK FUNDS/SM/
SUPPLEMENT TO STATEMENT OF ADDITIONAL INFORMATION
DATED JANUARY 28, 1998, AS SUPPLEMENTED ON MARCH 26, 1998
The Statement of Additional Information is amended to reflect the fact that
BlackRock, Inc. has changed its name to BlackRock Advisors, Inc.
The Statement of Additional Information is amended to reflect that effective
March 31, 1998, BlackRock Financial Management, Inc. ("BlackRock") acts as sub-
adviser to each of the Equity Portfolios other than the Index Equity Portfolio
and the International Portfolios as a result of the merger of Provident Capital
Management, Inc. and PNC Equity Advisors Company into BlackRock. BlackRock In-
ternational, Ltd. (formerly CastleInternational Asset Management Limited) acts
as sub-adviser to each of the International Portfolios.
The Statement of Additional Information is amended to reflect the fact that
PNC Institutional Management Corporation has changed its name to BlackRock In-
stitutional Management Corp.
This Supplement is dated April 8, 1998.
1
