<PAGE>
The Munder Funds
Supplement Dated October 31, 2000
to Statement of Additional Information dated October 27, 2000
Munder Balanced Fund, Munder Bio(Tech)2 Fund, Munder Digital Economy Fund,
Munder Equity Income Fund, Munder Focus Growth Fund, Munder Growth Opportunities
Fund, Munder Index 500 Fund, Munder International Equity Fund, Munder
International NetNet Fund, Munder Micro-Cap Equity Fund, Munder Multi-Season
Growth Fund, Munder Real Estate Equity Investment Fund, Munder Small-Cap Value
Fund, Munder Small Company Growth Fund, Munder Framlington Emerging Markets
Fund, Munder Framlington Global Financial Services Fund, Munder Framlington
Healthcare Fund, Munder Framlington International Growth Fund, Munder Bond Fund,
Munder Intermediate Bond Fund, Munder International Bond Fund, Munder U.S.
Government Income Fund, Munder Michigan Tax-Free Bond Fund, Munder Tax-Free Bond
Fund, Munder Tax-Free Short-Intermediate Bond Fund, Munder Cash Investment Fund,
Munder Money Market Fund, Munder Tax-Free Money Market Fund and Munder U.S.
Treasury Money Market Fund
INVESTMENT SUB-ADVISORY AGREEMENTS
The following language supplements the section entitled "Investment Advisory and
Other Service Arrangements" in the Statement of Additional Information:
As a result of a change in control of Framlington Overseas Investment Management
Limited (the "Sub-Advisor"), whereby the Sub-Advisor is owned 49% by Munder
Capital Management (the "Advisor") and 51% by HSBC plc, a banking and financial
services organization, the Munder Framlington Emerging Markets Fund, Munder
Framlington Global Financial Services Fund, Munder Framlington Healthcare Fund,
Munder Framlington International Growth Fund (the "Framlington Funds") and the
Munder International NetNet Fund have entered into Interim Investment Sub-
Advisory Agreements with the Advisor and Sub-Advisor pending shareholder
approval of new Investment Sub-Advisory Agreements with the Advisor and Sub-
Advisor (the "Agreements"). The Interim Investment Sub-Advisory Agreements were
approved by the Board of Trustee/Directors on July 10, 2000 and will expire on
their terms on December 24, 2000. The Framlington Funds and the Munder
International NetNet Fund will call a special meeting of the shareholders,
currently scheduled to be held on December 20, 2000, to approve the Agreements.
Shareholders of record as of the close of business on November 1, 2000 will be
entitled to vote at the meeting. If the Agreements are not approved by the
shareholders, the Board of Trustees/Directors will consider appropriate action.
SUPSAI00
