[LETTERHEAD OF VEDDER PRICE]
December 28, 1998
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549
Re: DRIEHAUS MUTUAL FUNDS
FILE NOS. 333-05265 AND 811-07655
To The Commission:
Pursuant to Rule 497(j) of Regulation C, under the Securities Act of 1933,
in lieu of filing under paragraph (b) or (c) of Rule 497, on behalf of the
Registrant, we hereby certify that (1) the form of Statement of Additional
Information dated December 23, 1998 for the above-captioned Registrant that
would have been filed under paragraph (b) or (c) of Rule 497 does not differ
from that contained in the most recent registration statement or amendment and
(2) the text of the most recent registration statement or amendment has been
filed electronically.
Very truly yours,
/s/ Cathy G. O'Kelly
--------------------
Cathy G. O'Kelly
COK/md
cc: Mary Weiss
